Question 1

Is emulsifier A-105 harmful to the human body? Does it have an impact on the environment?

Accepted Answer

Emulsifier A-105 has low acute toxicity to humans, but poses a serious risk of eye irritation, is toxic to aquatic organisms, and is not readily biodegradable, requiring strict control of environmental emissions. Detailed Explanation Emulsifier A-105 (nonylphenol polyoxyethylene ether) has low acute toxicity to humans under normal industrial use conditions. According to product safety data, the rat acute oral toxicity LD₅₀ value is greater than 2000 mg/kg, indicating it is a low-toxicity substance and is not a skin sensitizer. However, this product has clear local hazards to the human body: It can cause severe eye irritation and even corneal damage, with a single exposure posing a risk of injury, making eye protection a critical area during use; for the skin, it shows mild irritation. During operation, chemical safety goggles and impermeable gloves must be worn, and it should be used in a well-ventilated area to avoid inhaling vapors or mists. In terms of the environment, emulsifier A-105 has significant effects on aquatic ecosystems. The fish 96-hour LC₅₀ and daphnia 48-hour EC₅₀ are both in the range of 1–10 mg/L, indicating clear toxicity to aquatic organisms. More notably, this product is not readily biodegradable and may be persistent in the environment, with long-term accumulation causing sustained harm to aquatic ecosystems. Therefore, during use and disposal, strict measures must be taken to prevent it from entering water bodies such as sewers, rivers, and lakes. Waste materials should be disposed of in accordance with hazardous waste regulations and local environmental laws. In summary, emulsifier A-105 is a chemical substance characterized as "low acute toxicity, high local hazard, and requires strict environmental control." In industrial applications, as long as eye protection, skin protection, and emission control are properly implemented, the risk is manageable. However, in cases of improper discharge or inadequate protection, the harm to operators' eyes and the negative impact on aquatic environments cannot be ignored. Summary of Safety Parameters Safety IndicatorDataAssessment Acute oral toxicity (LD₅₀, rat)>2000 mg/kgLow toxicity Skin irritationMild irritation (single contact)Requires protection Eye irritationSevere irritation/risk of corneal damageCritical protection Skin sensitizationNon-sensitizingLow risk Fish LC₅₀ (96h)1–10 mg/LToxic to aquatic organisms Daphnia EC₅₀ (48h)1–10 mg/LToxic to aquatic organisms Algae EC₅₀ (72h)>10 mg/LRelatively low toxicity BiodegradabilityNot readily biodegradableMay be persistent in the environment Flash point (closed cup)>150°CNon-flammable Usage and Protection Recommendations Eye protection is the top priority: Chemical safety goggles must be worn at all times during operation. In case of eye contact, immediately flush with running water or saline for 15–20 minutes, do not rub eyes, and seek medical attention as soon as possible. Skin protection should not be overlooked: It is recommended to wear impermeable gloves and protective clothing. After contact, wash thoroughly with soap and water. Work environment requirements: Use in a well-ventilated area, maintain local exhaust or general ventilation, and avoid inhaling mist or vapor. Environmental protection measures: Strictly prohibit direct discharge of waste liquid containing this product into water bodies or sewers. In case of spillage, use inert materials such as sand or vermiculite for diking and collection, and dispose of as hazardous waste. It is recommended that enterprises equip spill containment pallets or secondary containment. Storage requirements: Store at temperatures not exceeding 40°C, away from heat sources and open flames, keep containers tightly closed, and separate from strong oxidizers, strong acids, and strong bases. Precautions Although the overall risk of emulsifier A-105 in routine industrial applications is manageable, given its severe eye irritation and environmental persistence risks, it is recommended that enterprises provide specific safety training for operators before use, establish comprehensive emergency response plans, and regularly inspect the integrity of storage containers. If large quantities are used, the feasibility of alternative products, especially readily biodegradable surctants, should be evaluated.

Question 2

What should I do if problems occur during the use of Emulsifier A-105? How to obtain technical support?

Accepted Answer

If problems are encountered during use, first check the formula, process and storage conditions. If necessary, immediately contact the technical team of Hai'an Guoli Chemical Co., Ltd. for professional support. Detailed Explanation Problems with Emulsifier A-105 (Nonylphenol Polyoxyethylene (10) Ether) in practical applications are usually related to ctors such as imbalanced emulsification system ratio, abnormal water hardness, improper storage temperature or operational errors. It is recommended to first conduct a self-inspection based on product technical parameters and application requirements: check whether the product appearance is still a light yellow to yellow viscous liquid, whether there is delamination or turbidity; confirm whether the storage temperature is strictly controlled below 40°C and whether the container is sealed; verify whether there are any incompatible substances such as strong acids, strong bases or strong oxidants in the formula. If the product itself shows quality abnormalities (such as packaging damage, appearance change, abnormal active substance content, etc.), stop using it immediately, properly seal the batch sample, and record the abnormal phenomenon, batch number, usage conditions and other information in detail to cilitate efficient traceability and analysis by the technical team. How to Obtain Technical Support from Hai'an Guoli Chemical Co., Ltd. Guoli Chemical provides professional and efficient after-sales technical services to every customer. You can contact us through the following official channels: Phone Consultation: Call the official technical service hotline of Guoli Chemical to communicate directly with engineers about the problem you are cing. It is recommended to prepare the product batch number, process flow and abnormal phenomenon description in advance for rapid diagnosis. Email Support: Send detailed problem descriptions, relevant experimental data or on-site photos to the technical department email of Guoli Chemical. We will reply as soon as possible within working days and may assign a dedicated person to follow up. Sample Submission: If the problem involves product quality testing, seal the retained sample and mail it to the quality inspection center of Guoli Chemical. The technical team can perform full-item index testing on the product and issue an analysis report. On-site Service: For major or complex application problems, Guoli Chemical can dispatch technical engineers to your production site to assist in troubleshooting process parameters, optimizing formulas or guiding safe operations. Common Usage Problems and Troubleshooting Directions Problem PhenomenonPossible CausesTroubleshooting Suggestions Emulsion unstable, delamination1. Insufficient amount of emulsifier; 2. Oil-to-water phase ratio exceeds emulsification range; 3. Water hardness too highAdjust A-105 dosage or combine with other emulsifiers; test water quality, use soft water or add chelating agent if necessary Poor wetting and penetration effect1. Low addition amount; 2. System pH value deviates from effective range; 3. Low temperature leads to increased viscosityAppropriately increase the addition amount; test and adjust the system pH; control the material temperature within a suitable range Product appearance becomes turbid or delaminated1. Storage temperature too low causing partial solidification; 2. Ingress of water or impurities; 3. Prolonged exposure to air leading to moisture absorptionThe product's melting point is Decreased washing effect after use1. Deactivation of alkaline additives in the cleaning system; 2. Imbalance in the proportion of surctantsA-105 has good alkali resistance; increase the amount of alkaline additives; re-optimize the surctant compounding ratio Excessive foaming affecting operation1. High usage concentration; 2. Excessive mechanical stirring; 3. Special foam restrictions in the application scenarioThis product has moderate foaming properties; use a defoamer if necessary; reduce stirring speed or extend standing time Application Suggestions Before first use: It is recommended to conduct a small-scale test to optimize the optimal addition ratio of A-105 relative to the oil phase or target substrate. This product has an HLB value of 10.5, suitable for preparing O/W emulsions. Compounding use: A-105 can be combined with anionic, cationic and other nonionic surctants. When compounding, utilize the synergistic effect to reduce the total surctant amount. Addition sequence: Generally, add A-105 to water, stir evenly, then slowly add the oil phase to help form a stable emulsion quickly. Safety Precautions When handling A-105, chemical safety goggles must be worn to prevent eye contact (this product is severely irritating to the eyes and can cause corneal damage). Skin contact may cause mild irritation; it is recommended to wear impermeable gloves. Do not discharge this product directly into water bodies, as it is toxic to aquatic organisms (fish LC₅₀ 1-10 mg/L). For more emergency treatment and safety information, please refer to the product safety data sheet or consult the technical department of Guoli Chemical. For technical support, please feel free to contact Hai'an Guoli Chemical Co., Ltd. We will safeguard your production with our professional chemical knowledge and rich industry experience.

Question 3

How to purchase Emulsifier A-105? What is the minimum order quantity?

Accepted Answer

To purchase Emulsifier A-105, please contact the Guoli Chemical sales team. The minimum order quantity (MOQ) depends on the packaging specifications and inventory, and there is no publicly fixed value. Detailed Description Emulsifier A-105 (CAS: 9004-96-0), produced by Hai'an Guoli Chemical Co., Ltd. (Guoli Chemical), is a nonionic surctant of the nonylphenol polyoxyethylene (10) ether type. This product is widely used in pesticide emulsification, textile dyeing and finishing, industrial cleaning, leather degreasing, metalworking fluids, and emulsion polymerization. The purchasing process usually involves: the customer contacts the sales team through official channels (phone, official website, or online platform), confirms the required specifications, purchase quantity, delivery lead time, and shipping method, then signs a purchase and sales contract and arranges shipment. According to Guoli Chemical's product database, the standard packaging specifications for Emulsifier A-105 include: 50kg plastic drum, 200kg plastic drum, and IBC tote. The minimum order quantity is usually directly related to the packaging specification - for example, a single packaging drum can serve as the minimum order unit, but whether fractional purchases are possible depends on the real-time feedback from the sales team. Some high-demand specifications may have inventory restrictions, so it is recommended to inquire in advance. Price and Order Information ItemDetails Product NameEmulsifier A-105 (Nonylphenol Polyoxyethylene (10) Ether) CAS No.9004-96-0 Packaging Specification50kg plastic drum / 200kg plastic drum / IBC tote PriceThe above prices are for reference only. Actual price, please contact the sales team for the latest quotation. Minimum Order QuantityNo public data yet. It is recommended to directly consult Guoli Chemical Sales Department. Purchase Channels and Steps Step 1: Clarify requirements - Determine the product specifications you need (e.g., HLB value 10.5, active content ≥99%), packaging specifications (50kg/200kg/IBC), and estimated annual usage. Step 2: Contact sales - Contact the sales representative through Guoli Chemical's official website, official phone number, or authorized online platforms, providing company information and procurement requirements. Step 3: Get quotation and sample - The sales team will provide the latest quotation based on your requirements and can arrange sample delivery for testing. Step 4: Sign contract and payment - After confirming the transaction terms, both parties sign a purchase and sales contract and make payment according to the agreed method. Step 5: Logistics and shipment - Guoli Chemical will arrange shipment according to the contract. The product is packaged in sealed iron drums or IBC totes, and exposure to direct sunlight and high temperatures should be avoided during transportation. Notes This product is a hazardous chemical (toxic to aquatic life and slowly biodegradable). Transportation and storage must comply with relevant environmental and safety regulations. Product prices may be adjusted due to fluctuations in raw material markets. All quotations are subject to the formal quotation provided by Guoli Chemical's sales team. First-time cooperating customers usually need to provide business licenses and other qualification documents, subject to the sales requirements. It is recommended to store at a temperature not exceeding 40°C. Seal the container promptly after use to prevent moisture absorption and contamination.

Question 4

Does emulsifier A-105 meet environmental requirements? Can a test report be provided?

Accepted Answer

Emulsifier A-105 has certain environmental risks, is toxic to aquatic organisms and has a slow biodegradation rate. It is not a rapidly biodegradable environmentally friendly product, and its use and disposal must be strictly controlled. Detailed Explanation Emulsifier A-105 (nonylphenol polyoxyethylene ether) requires special attention in terms of environmental compliance. According to product safety data, this product does not biodegrade quickly and may persist in the natural environment, causing cumulative effects when present in water bodies over a long period. Its ecotoxicity data show: fish 96-hour LC₅₀ of 1-10 mg\/L, daphnia 48-hour EC₅₀ of 1-10 mg\/L, indicating toxicity to aquatic organisms at relatively low concentrations. Algae 72-hour EC₅₀ is greater than 10 mg\/L, showing slightly lower sensitivity. It should be particularly noted that nonylphenol polyoxyethylene ether products are subject to increasingly strict restrictions in environmental regulations of many countries and regions worldwide. For example, the EU REACH regulation has included nonylphenol and its polyoxyethylene ethers in the Candidate List of Substances of Very High Concern (SVHC), with specific emission limits for their use in industrial cleaning, textile processing, and other fields. Therefore, when using this product, enterprises must evaluate the environmental regulations applicable to their industry and region to ensure compliant use. Regarding Test Reports Currently, there is no independent third-party environmental test report for emulsifier A-105 available for direct download in the Guoli Chemical product database. However, routine quality inspection reports are provided with the product, covering physical and chemical indicators such as appearance, pH value, cloud point, and hydroxyl value. If a specific test report for ROHS, REACH, biodegradability, or aquatic ecotoxicity of this product is required, it is recommended to contact the sales or technical department of Guoli Chemical directly. The company can arrange for testing or provide existing compliance statement documents based on customer needs. Suggestions for Environmentally Compliant Use Source reduction: Reduce usage through process optimization, minimizing the addition ratio while meeting emulsification, cleaning, and other process requirements. Wastewater treatment: Industrial wastewater containing this product should be treated through dedicated cilities (such as advanced oxidation, activated carbon adsorption, etc.) to meet discharge standards before being released. Direct discharge into sewers or natural water bodies is strictly prohibited. Alternative assessment: In applications with high environmental requirements (such as textiles exported to the EU, household chemicals, etc.), it is recommended to evaluate environmentally friendly alternatives, such as tty alcohol polyoxyethylene ethers or natural alcohol ether nonionic surctants. Waste liquid disposal: Waste materials should be managed according to hazardous waste regulations, entrusted to qualified units for harmless treatment, and disposal records should be kept for environmental compliance audits. Notes The above ecotoxicity data are from standard test data in the product safety data sheet. Actual environmental behavior may vary due to water quality conditions, microbial communities, and other ctors. When conducting environmental compliance assessments, enterprises are advised to refer to local discharge standards and actual usage conditions, and if necessary, commission third-party testing institutions with CMA\/CNAS qualifications for targeted testing. For the latest product compliance information or inquiries about test reports, please contact the technical or sales department of Haian Guoli Chemical Co., Ltd. directly.

Question 5

What are the advantages of emulsifier A-105 compared to other similar products?

Accepted Answer

Guoli Chemical Emulsifier A-105 demonstrates significant comprehensive advantages in a wide range of applications such as pesticide formulations, textile dyeing and finishing, and industrial cleaning, thanks to its high purity (≥99% active content), excellent emulsifying and wetting properties, and unique molecular structure. Detailed Explanation Emulsifier A-105 (Oleyl alcohol ethoxylate, CAS: 9004-96-0) is a high-performance nonionic surctant launched by Guoli Chemical. Compared with common nonylphenol polyoxyethylene ether products on the market, Guoli Chemical A-105 uses oleyl alcohol as the hydrophobic group, with unsaturated double bonds (iodine value 75~85 gI₂/100g) in the molecule, giving the product better fluidity and low-temperature solubility, enabling it to maintain excellent emulsifying activity and wetting spreading ability under low-temperature conditions. Compared with conventional similar products, A-105 has an active content of ≥99%, almost free of free alcohols (≤1%) and other by-products, meaning that in practical applications, a higher effective surctant concentration can be obtained at the same dosage, reducing overall usage costs. In terms of core performance indicators, A-105 has an HLB value of 10.5, placing it in the middle range of amphiphilicity, giving it both excellent emulsifying ability and certain wetting dispersibility, with adaptability r exceeding single high-HLB or low-HLB similar products. Its critical micelle concentration (CMC) is only 25 mg/L, surce tension can be reduced to 27~30 mN/m, and penetration force is less than 30 seconds. It performs excellently in reducing intercial tension and rapid penetration, especially in pesticide emulsifiable concentrates, microemulsions, and other formulations with stringent emulsion stability requirements. A-105 can significantly reduce demulsification and layering, greatly improving the storage stability of the formulation. Additionally, its cloud point range is 61~67℃, allowing it to play a synergistic effect in high-temperature leveling processes in textile dyeing and finishing, slowing down dye uptake rate and achieving uniform color. In terms of compatibility and tolerance, A-105 has excellent acid and alkali resistance and hard water resistance, maintaining stable performance over a wide pH range and under high hardness water conditions. This is especially important in harsh working conditions such as metalworking fluids and industrial hard surce cleaning. Moreover, as a nonionic surctant, it can be compounded with anionic, cationic, and other nonionic surctants to achieve synergistic effects, offering formulation flexibility r exceeding certain ionic similar products. In terms of safety, A-105 has a flash point higher than 150°C, making it non-flammable under normal operating temperatures, providing greater safety in storage and operation. Technical Parameters Parameter Item Emulsifier A-105 General Range of Similar Products Advantage Explanation of A-105 Active Content (%) ≥99 Typically 95~99 Extremely high purity, almost no loss of active ingredients Free Alcohol Content (%) ≤1 Typically 1~3 Very few by-products, low odor, low irritation HLB Value 10.5 Varies widely based on EO number Precisely controlled, suitable for most oil phase systems Cloud Point (°C) 61~67 Varies based on EO number Moderate range, balancing high and low temperature applications Surce Tension (mN/m) 27~30 Typically 28~35 Stronger ability to reduce surce tension CMC (mg/L) 25 Typically 30~100 Forms micelles at low concentrations, high efficiency Penetration Force (seconds) Typically 30~60 ster wetting and spreading speed Iodine Value (gI₂/100g) 75~85 Nearly 0 for saturated type products Unsaturated double bonds provide excellent low-temperature fluidity Flash Point (Closed Cup, °C) >150 Typically 120~150 Safer, lower operational risk Kinematic Viscosity (25℃, mPa·s) 150~250 Varies greatly based on structure Moderate viscosity, easy to pump and handle pH Value (1% Aqueous Solution) 6.0~8.0 Typically 5.5~8.5 Neutral and mild, good compatibility with substrates Application Suggestions Based on the core performance advantages of A-105, it is recommended to prioritize its use in the following high-end applications to achieve optimal results: Development of Environmentally Friendly Pesticide Formulations — In new environmentally friendly pesticide formulations such as microemulsions and emulsions in water, utilize its high emulsification efficiency and low-temperature stability to replace traditional phenolic ether emulsifiers, improving the environmental performance and efficacy of the formulation. High-Requirement Textile Dyeing and Finishing Processes — In high-temperature leveling processes, leverage the cloud point of 61~67℃ in combination with dyes for simultaneous dyeing, significantly improving dyeing uniformity and color stness of the final product. Industrial Cleaning Under Harsh Conditions — In scenarios with high hardness water and heavy oil stains such as mining and oil fields, utilize its hard water resistance and high penetration force to formulate high-efficiency heavy-duty cleaning agents. Fine Emulsion Polymerization — In the synthesis of acrylate and styrene-acrylic emulsions requiring precise control of latex particle size distribution, use its low CMC and high purity advantages to reduce side reactions and improve the mechanical stability of the emulsion. Precautions This product poses a risk of serious eye irritation. Chemical safety goggles must be worn during operation to avoid any form of eye contact. This product has a relatively slow biodegradation rate. Special attention should be paid in wastewater treatment, and it is strictly prohibited to discharge directly into natural water bodies without treatment.

Question 6

How to store emulsifier A-105? What is the shelf life?

Accepted Answer

Emulsifier A-105 should be stored in a cool, dry, and well-ventilated environment, with a temperature not exceeding 40°C, and the container kept sealed; under the recommended storage conditions, the product remains stable within its shelf life. For the specific shelf life, it is advisable to confirm with the manucturer. Detailed Description The storage conditions of Emulsifier A-105 (Nonylphenol polyoxyethylene (10) ether) directly affect its product quality and performance. The product is packaged in sealed iron drums or IBC totes and should be stored in a cool, dry, and well-ventilated warehouse, away from heat sources, sparks, and open flames, and protected from direct sunlight. Due to its hygroscopic nature, the container must be promptly sealed after each use to prevent moisture absorption or contamination, which could affect subsequent use. During storage, this product should be kept separately from incompatible substances such as strong oxidizers, strong acids, and strong alkalis to avoid adverse reactions. It is recommended to keep the storage temperature not exceeding 40°C (below the flash point >150°C) and to avoid drastic temperature fluctuations. Spill containment trays or secondary containment should be provided in the storage area to prevent accidental leakage from entering drains or water bodies, which could harm the aquatic environment. Regular inspection of container integrity is also crucial; if any container is found to be damaged or leaking, the material should be immediately transferred to a safe container and properly disposed of. Regarding the shelf life, the product database does not provide a specific numerical value. Generally, under strict adherence to the aforementioned recommended storage conditions, nonionic surctants are chemically stable and can maintain good performance for an extended period. It is recommended that users refer to the shelf life information indicated on the product certificate of conformity or label, or directly contact Hai'an Guoli Chemical Co., Ltd. to confirm the specific shelf life of this batch. Key Storage Conditions ItemRequirement Packaging FormSealed iron drums or IBC totes Storage EnvironmentCool, dry, well-ventilated warehouse, away from fire sources and high temperatures Temperature RequirementNot exceeding 40°C recommended; avoid drastic temperature changes Light ConditionProtect from direct sunlight Container ManagementSeal promptly after use to prevent moisture absorption and contamination Segregation RequirementStore separately from incompatible substances such as strong oxidizers, strong acids, and strong alkalis Spill ProtectionEquip with spill containment trays or secondary containment Shelf LifeNo specific numerical value in the database; it is recommended to refer to the product label or confirm with the manucturer Application Recommendations When using the product for the first time after long-term storage, it is recommended to inspect its appearance. Under normal conditions, the product is a light yellow to yellow viscous liquid. If any obvious stratification, discoloration, turbidity, or abnormal odor is observed, discontinue use and perform quality verification. For users purchasing in bulk, follow the "first in, first out" principle to arrange inventory rotation, ensuring the product is always used under optimal conditions. Precautions This product is toxic to aquatic life and not readily biodegradable. Spill prevention measures must be taken in the storage area to prevent the material from entering drains or water bodies. When handling or transferring the material, grounding and equipotential bonding measures should be taken to prevent electrostatic accumulation. In case of a spill, immediately contain and collect the material using inert absorbents (e.g., sand, vermiculite), dispose of it as hazardous waste, and clean the contaminated area thoroughly with water or an appropriate solvent. The storage temperature should always remain below the flash point (>150°C) and away from heat sources and open flames.

Question 7

What safety precautions should be taken when using emulsifier A-105?

Accepted Answer

When using emulsifier A-105, focus on protecting the eyes, controlling water discharge, and operating in a ventilated environment. This product poses a risk of serious eye damage and is toxic to aquatic organisms. Detailed Description Emulsifier A-105 (nonylphenol polyoxyethylene ether) is a nonionic surctant. Although its acute oral toxicity is low (LD₅₀ >2000 mg/kg), there are still safety risks that cannot be ignored during use. Among them, the most concerning hazard is to the eyes — this product can cause severe eye irritation or even corneal damage. In case of contact, immediately rinse with running water or saline for 15-20 minutes and seek medical attention promptly. Skin contact causes mild irritation, but repeated or prolonged exposure may cause discomfort. It is recommended to wear chemical safety goggles and impermeable gloves throughout the operation. From an ecological safety perspective, this product is significantly toxic to aquatic organisms (fish LC₅₀ is 1-10 mg/L, daphnia EC₅₀ is 1-10 mg/L) and degrades slowly, potentially persisting in aquatic environments. Therefore, it is strictly prohibited to discharge waste liquid containing this product directly into drains or natural waters. The washing water and container residues after use should be properly disposed of as hazardous waste in accordance with local environmental regulations. Regarding the operating environment, use the product in a well-ventilated area, maintain local exhaust or general ventilation, and avoid inhaling vapors or mists. Do not eat, drink, or smoke during operation. After operation, thoroughly wash hands and exposed skin. Additionally, the product has a flash point (closed cup) of greater than 150°C, so it is not flammable. However, when heated or burned, it may release irritating and toxic fumes. Store away from heat sources, sparks, and open flames, with a recommended storage temperature not exceeding 40°C. Summary of Key Safety Operation Points Protection AreaRisk LevelProtective Measures EyesSevere irritation/corneal damageMust wear chemical safety goggles; do not operate with bare eyes SkinMild irritationWear impermeable gloves and protective clothing; avoid prolonged contact Respiratory systemVapor/mist irritationMaintain ventilation; wear respiratory protection if necessary EnvironmentToxicity to aquatic organismsDo not discharge into water bodies; dispose of waste liquid as hazardous waste Emergency Response Recommendations Eye contact (most urgent): Immediately open eyelids and rinse slowly with running water or saline for 15-20 minutes. Do not rub eyes. Seek medical attention promptly and inform the doctor of the risk of corneal damage. Skin contact: Remove contaminated clothing and rinse with plenty of soapy water and clean water for at least 15 minutes. If irritation persists, seek medical treatment. Inhalation: Move the person to fresh air and keep the airway clear. If respiratory distress occurs, administer oxygen and seek medical attention immediately. Ingestion: Do not induce vomiting. Rinse the mouth immediately and drink 1-2 glasses of water. If the patient is unconscious, do not give anything by mouth; seek medical attention promptly. Leak handling: Eliminate all ignition sources. Use inert absorbent material (such as sand, vermiculite) to contain and collect the leaked liquid, avoiding entry into drains or water bodies, and dispose of as hazardous waste in accordance with regulations. Precautions Receive specialized training before operation and be miliar with the hazardous characteristics and emergency measures of this product. When handling or transferring materials, take measures such as grounding and equipotential bonding to prevent static accumulation. Store separately from incompatible substances such as strong oxidizers, strong acids, and strong bases. Seal the container promptly after use to prevent moisture absorption and contamination. Regularly check container integrity. If damage or leakage is found, move to a safe area immediately. In case of fire, use water spray, alcohol-resistant foam, dry powder, or carbon dioxide. Do not use direct water streams.

Question 8

How to use emulsifier A-105? What is the recommended addition amount?

Accepted Answer

The usage method of emulsifier A-105 varies depending on the application scenario. It is usually necessary to dilute it with water or the liquid phase in the formulation before adding to the system; there is no precise addition amount parameter for each field in the database, and the following are general industry experience reference values. Detailed Description Emulsifier A-105 (oleyl alcohol polyoxyethylene ether, HLB value 10.5) is a non-ionic surctant, appearing as a colorless to light yellow transparent liquid, easily soluble in water, with a cloud point of 61~67°C. This product has good resistance to acid, alkali, and hard water, and can be used in combination with anionic, cationic, and other non-ionic surctants. In practical operation, it is recommended to first mix this product evenly with the water phase or oil phase in the formulation, then add the other phase for emulsification to achieve the best emulsifying effect. If used in emulsion polymerization, it can be added during the monomer pre-emulsification stage; if used in cleaning or degreasing formulations, it should be compounded with other auxiliaries in proportion before use. The selection of addition amount needs to consider ctors such as the emulsification difficulty of the target system, oil-water ratio, required stability, and economy. The general principle is: the greater the emulsification difficulty and the higher the oil phase ratio, the larger the required addition amount. However, excessive use may lead to excessive foam or increased costs. It is recommended to conduct small-scale experiments before formal use to determine the optimal dosage for a specific formulation. Technical Parameters Parameter ItemValue Range Ionic TypeNon-ionic HLB value10.5 Effective Content≥99% Cloud Point (1% aqueous solution)61~67°C pH (1% aqueous solution)6.0~8.0 Surce Tension (25°C)27~30 mN/m Density (25°C)1.05~1.07 g/cm³ AppearanceColorless to light yellow transparent liquid SolubilityEasily soluble in water Critical Micelle Concentration (CMC)About 25 mg/L Application Suggestions Based on general industry experience, the reference addition amounts for various application fields are as follows (these are empirical reference values, not fixed parameters from the Guoli Chemical database): Pesticide emulsifier: 3%~10% of the total formulation mass, depending on the type of active ingredient and formulation (emulsifiable concentrate, aqueous emulsion, microemulsion) Textile leveling agent/scouring agent: Add 0.5~2 g/L in the working solution, and can be appropriately increased to 1~5 g/L in pretreatment scouring processes Industrial hard surce cleaner: 1%~8% in the formulation, can be increased to 5%~10% for heavy grease cleaning Leather degreasing agent: Working solution concentration of 0.5%~3%, adjusted according to the t content of the raw hide Metalworking fluid: 5%~20% in the concentrate formulation, with an effective concentration of approximately 0.1%~1% after dilution in the working solution Emulsion polymerization: 1%~4% based on monomer mass, used to control latex particle size and emulsion stability The above data are general industry reference ranges. The actual optimal dosage should be determined through laboratory small-scale experiments. It is recommended to start testing from a small addition amount and gradually optimize to achieve target performance. Precautions Eye protection: This product can cause severe irritation and even corneal damage to the eyes. Chemical safety goggles must be worn during operation. Skin contact: It has slight irritation, and it is recommended to wear impermeable gloves. Ventilation requirements: Use in a well-ventilated area and avoid inhaling vapor or mist. Environmental control: This product is toxic to aquatic organisms (fish LC₅₀ 1-10 mg/L) and has a slow biodegradation rate. Do not discharge directly into water bodies. Storage temperature: It is recommended not to exceed 40°C, keep away from heat sources and open flames, and keep the container sealed. Incompatibility: Avoid mixing and storing with strong oxidizers, strong acids, and strong bases. It is recommended to conduct compatibility tests before compounding.

Question 9

In which industries and processes is Emulsifier A-105 mainly used?

Accepted Answer

Emulsifier A-105 is widely used in six major industrial fields, including pesticide formulations, textile dyeing and finishing, industrial cleaning, leather processing, metalworking fluids, and emulsion polymerization. It is a multifunctional nonionic surctant. Detailed Description Emulsifier A-105 (Nonylphenol polyoxyethylene (10) ether) is a high-performance nonionic surctant that plays a key role in multiple industrial fields due to its excellent emulsifying, wetting, dispersing, and detergency capabilities. This product is obtained by the addition reaction of nonylphenol and ethylene oxide as main raw materials. The synergistic effect of ether bonds and hydroxyl groups in the molecular structure endows it with outstanding intercial activity, showing good tolerance to acidic and alkaline media as well as hard water environments, thus maintaining stable performance under complex working conditions. In the field of pesticide formulations, Emulsifier A-105 is a core auxiliary for emulsifiable concentrates, aqueous emulsions, and microemulsions. It can rapidly reduce the oil-water intercial tension, promote the formation of a stable emulsion between oily technical materials and water, significantly enhance the spreading and penetrating properties of the spray solution, and ensure the field application effect and long-term storage stability of the formulation. In the textile dyeing and finishing industry, it performs dual functions as a leveling agent and a scouring agent—as a leveling agent, it can slow down the dye uptake rate to achieve uniform color; as a scouring agent, it can efficiently remove oils and impurities from the bric surce. In industrial cleaning and leather processing, Emulsifier A-105 also demonstrates outstanding performance. It can be compounded into hard surce cleaners for metals, glass, etc., strongly emulsifying and dispersing mineral oils and animal/vegetable ts, achieving rapid decontamination with good anti-redeposition ability. In the leather degreasing process, it can penetrate deeply into the leather fibers, gently and efficiently emulsify natural ts without damaging the hide, resulting in soft and full-grained leather. Additionally, this product is used as an emulsifier in metalworking fluids (cutting fluids, grinding fluids) and as the primary emulsifier in emulsion polymerization of monomers such as acrylates and styrene, playing an important role in ensuring uniform and stable latex particles and controlling particle size distribution. Overview of Application Fields Industrial FieldSpecific Process/ApplicationFunction Description Pesticide FormulationsPreparation of emulsifiable concentrates, aqueous emulsions, microemulsionsEfficiently emulsify oily technical materials, enhance dispersion, spreading, and penetration of spray solution, ensure storage stability Textile Dyeing and FinishingLeveling, scouring processesSlow down dye uptake for uniform color; remove oils and stains from fiber surce, improve bric cleanliness Industrial CleaningHard surce cleaners (metal, glass, etc.)Strongly emulsify and disperse mineral oils and animal/vegetable ts, st decontamination, anti-redeposition Leather ProcessingRaw hide degreasing pretreatmentPenetrate deeply into leather fibers, gently emulsify natural ts without damaging hide, resulting in soft and full-grained leather Metalworking FluidsPreparation of emulsified and micro-emulsified cutting/grinding fluidsCombine base oil with water into a stable working fluid, providing lubrication, cooling, and rust prevention properties Emulsion PolymerizationPolymerization of monomers such as acrylates and styreneForm and stabilize latex particles, control particle size distribution, improve mechanical and storage stability of polymer emulsion Application Recommendations Emulsifier A-105 has good compatibility and can be compounded with anionic, cationic, and other nonionic surctants for synergistic effects. In actual formulation design, it is recommended to adjust the dosage according to the HLB value requirement of the target system, with a typical addition amount of 2% to 10% of the total formulation. For pesticide emulsifiable concentrate systems, it can be used in combination with anionic emulsifiers (such as calcium salts) to obtain better emulsion stability; in metalworking fluid formulations, it should be used together with rust inhibitors, extreme pressure additives, etc., to construct multifunctional working fluids. Since this product maintains stable performance over a wide pH range and under high hardness water conditions, it is especially suitable for industrial applications with complex water quality. In textile pretreatment processes, it can be used together with scouring agents under alkaline conditions; it is also applicable in acidic cleaning formulations without concerns of hydrolysis ilure. Precautions Eye Protection: This product can cause severe eye irritation or corneal damage. Chemical safety goggles must be worn during operation to avoid eye contact. Skin Protection: It has mild skin irritation. It is recommended to wear impermeable gloves and protective clothing. Thoroughly wash hands and exposed skin after work. Environmental Control: This product is toxic to aquatic organisms (Fish LC₅₀: 1-10 mg/L, Daphnia EC₅₀: 1-10 mg/L) and has slow biodegradation. Discharge to water bodies must be strictly controlled during use and disposal. Dispose of waste materials in accordance with local environmental regulations. Storage Conditions: Store in a cool, dry, well-ventilated area away from fire sources and high temperature areas. Recommended storage temperature does not exceed 40°C. Seal the container promptly after use to prevent moisture absorption and contamination. Static Protection: Grounding and equipotential bonding measures should be taken when handling or transferring materials to prevent static accumulation.

Question 10

What are the physicochemical technical parameters of Emulsifier A-105?

Accepted Answer

The physicochemical technical parameters of Emulsifier A-105 (Oleth) are comprehensive, covering more than 20 indicators including appearance, HLB value, cloud point, surce tension, viscosity, etc., and it is a typical representative of non-ionic surctants. Detailed Description Emulsifier A-105 (CAS No.: 9004-96-0), with the chemical name Oleth and alias Oleyl alcohol polyoxyethylene ether, has the molecular formula C18H35O(CH2CH2O)nH and a molecular weight of approximately 398. This product belongs to non-ionic surctants, appearing as a colorless to pale yellow transparent liquid with slight hygroscopicity. Its hydrophilic-lipophilic balance value (HLB value) is 10.5, cloud point range 61~67°C, easily soluble in water, chemically stable under normal conditions, and has good alkali resistance. The product has high active content (≥99%), low residual free alcohol (≤1%), and contains unsaturated double bonds in the molecular structure (iodine value 75~85), giving it excellent intercial activity. Its surce tension is as low as 27~30 mN\/m, critical micelle concentration (CMC) is approximately 25 mg\/L, foaming is moderate, and penetration force is less than 30 units (data source: Guoli Chemical Product Database). The pH values of 1% and 5% aqueous solutions are both 6.0~8.0, which is near neutral and has little effect on the pH of the formulation system. In terms of safety and environmental indicators, the flash point (closed cup) of this product is >150°C, not flammable; acute oral toxicity LD₅₀ >2000 mg\/kg, classified as low toxicity; toxic to aquatic organisms (fish LC₅₀ 1-10 mg\/L), and biodegradation rate is relatively slow, so strict control of water discharge is required during use. Heavy metal content ≤10 ppm, arsenic content ≤2 ppm, meeting the quality requirements of fine chemicals. Technical Parameters The following is a complete table of physicochemical technical parameters of Emulsifier A-105 (data source: Guoli Chemical Product Database): Parameter Name Technical Indicator Remarks Chemical Name Oleth (Oleyl alcohol polyoxyethylene ether) Alias: Polyoxyethylene oleyl ether CAS No. 9004-96-0 — Molecular Formula C18H35O(CH2CH2O)nH — Molecular Weight Approximately 398 Varies with EO number Ionic Type Non-ionic — Appearance (25°C) Colorless to pale yellow transparent liquid — Active Content ≥99% Solid content HLB Value 10.5 Hydrophilic-lipophilic balance value Cloud Point 61~67°C 1% aqueous solution pH Value (1% aqueous solution) 6.0~8.0 25°C pH Value (5% aqueous solution) 6.0~8.0 25°C Density 1.05~1.07 g\/cm³ 25°C Kinematic Viscosity 150~250 mm²\/s 25°C Refractive Index 1.455~1.460 25°C Surce Tension 27~30 mN\/m 1% aqueous solution Critical Micelle Concentration (CMC) Approximately 25 mg\/L — Hydroxyl Value 83~93 mgKOH\/g — Iodine Value 75~85 gI₂\/100g Contains unsaturated double bonds Acid Value ≤0.5 mgKOH\/g — Moisture Content ≤0.5% — Free Alcohol ≤1% — Melting Point <0°C —

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Property	Value
CAS No.	9004-96-0
Molecular Formula	C18H35O(CH2CH2O)nH
Appearance	Pale yellow to brownish-yellow liquid
Ionic Type	Nonionic
Avg. Molecular Weight	398
Cloud Point	61~67
Active Content	≥99
pH Value(1%)	6.0~8.0
pH Value(5%)	6.0~8.0
Iodine Value	75~85
Solubility	Dispersible in water; soluble in organic solvents
Surface Tension	27~30
CMC	25
Acid Value	≤0.5
Hydroxyl Value	83~93
Moisture	≤0.5
Density	1.05~1.07
Kinematic Viscosity	150~250 (25°C)
Refractive Index	1.455~1.460 (25°C)
Flash Point	>150
Hygroscopicity	Slightly hygroscopic
Chemical Stability	Stable under normal conditions
Penetration	<30 s
Foam Property	Medium foam
Alkali Resistance	Alkali resistant
Unsaturation	Contains unsaturated double bonds
Viscosity	150~250 (25℃)
Melting Point	<0°C
Low Shear Viscosity	150~250 (25℃)
Solid Content	≥99
Free Alcohol	≤1
Heavy Metal	≤10
Arsenic	≤2

Emulsifier A-105

Product Details

Applications

Properties

Safety

Product Overview

Packaging and Storage

Specialty Applications

Product Properties

Safety

GHS

Handling

Storage

First Aid

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