Question 1

Is MOA-9 (AEO-9) harmful to humans? Does it have an impact on the environment?

Accepted Answer

Under normal industrial use conditions, MOA-9 (AEO-9) is a low-toxicity substance, but it is irritating to the skin and eyes; it is harmful to aquatic life with long-lasting effects and must not be discharged directly into water bodies without treatment. Detailed Explanation MOA-9 (AEO-9) (tty Alcohol Polyoxyethylene (9) Ether) is a nonionic surctant with low acute toxicity. According to safety data provided by Guoli Chemical, the acute oral toxicity LD₅₀ value in rats is greater than 2000 mg\/kg, which lls under the low-toxicity category according to chemical toxicity classification standards. However, this does not mean its potential health risks can be ignored—this product has clear irritant effects on the skin and eyes (conforming to hazard statements H315 and H319). Direct contact may cause skin allergies, redness, and other reactions, while eye contact can lead to severe irritation. Under normal industrial operating conditions, the health risks of MOA-9 are manageable as long as standard protective measures are followed (wearing protective gloves, goggles, and maintaining ventilation). Special attention should be paid to avoiding inhalation of vapors or mists during operation, and exposed areas should be thoroughly washed after work. In case of skin or eye contact, flush immediately with plenty of water; eye flushing should last at least 15 minutes and seek medical attention promptly. From an environmental perspective, MOA-9 is harmful to aquatic life with long-lasting effects (hazard statement H412), meaning that even low concentrations can cause cumulative damage to water ecosystems. This product has a certain degree of biodegradability (among nonionic surctants, it belongs to a category with better degradability), but the rate and extent of complete degradation are influenced by environmental conditions. Therefore, industrial wastewater containing this product must be professionally treated before discharge to meet standards, and it is strictly prohibited to discharge it untreated into sewers, rivers, or soil. Safety Risk Summary Risk CategoryHazard LevelHazard StatementRisk Description Skin corrosion\/irritationCategory 2H315Causes skin irritation, may cause allergic reactions Serious eye damage\/eye irritationCategory 2H319Causes serious eye irritation Acute oral toxicityLow toxicity—Rat LD₅₀ > 2000 mg\/kg Aquatic hazardCategory 3H412Harmful to aquatic life with long-lasting effects Application Recommendations Due to its excellent emulsifying, wetting, and cleaning properties, MOA-9 is irreplaceable in many industrial applications such as textiles, cleaning, pesticides, and metal processing. The key is to control risks through standardized operation and safety protection: Use in industrial formulations: Once diluted and compounded in finished products, the irritation of MOA-9 is significantly reduced, making end products relatively safe for humans under normal use. However, formulators must still clearly label hazard information in the SDS. In textile auxiliaries: When used as a leveling agent and scouring agent, ensure thorough post-washing to reduce potential skin irritation from residues on brics. In household cleaning formulations: It is recommended to compound with anionic surctants to enhance performance and reduce overall irritation through synergistic effects. In pesticide emulsifier applications: Pay attention to residues in water bodies and ecological cumulative effects after formulation use. Precautions Wear chemical protective gloves and goggles throughout operation, strictly avoiding skin and eye contact. Equip the workplace with emergency eyewash stations and shower cilities, and maintain good ventilation. Store in a cool, dry, ventilated area away from strong oxidizers and strong acids, avoiding extreme temperatures. In case of leakage, absorb with sand or inert material and collect to prevent entry into water bodies. Waste disposal must be handled by qualified professional agencies, and random discharge is strictly prohibited. If adverse reactions or accidental ingestion occur, seek immediate medical attention and present the product SDS.

Question 2

What to do if problems occur during the use of MOA-9 (AEO-9)? How to obtain technical support?

Accepted Answer

For usage issues with MOA-9 (AEO-9), first check common phenomena. If unresolved, contact the Guoli Chemical technical team for professional support. Common usage issues and troubleshooting methods Problems that may occur during the use of MOA-9 (AEO-9) typically focus on water solubility, emulsification effect, and compatibility stability. It is recommended to check step by step according to the following ideas: 1. Abnormal product state: MOA-9 is a colorless to slightly yellow transparent liquid or white paste at room temperature. If the product shows obvious layering, increased turbidity, or significant darkening of color, it may be due to improper storage temperature. Check whether it has been frozen or exposed to high temperatures. Storage temperature should be maintained within the normal range, avoiding extreme high temperatures or freezing to prevent structural changes in the product. 2. Unsatisctory emulsification/dispersion effect: First, confirm whether the addition amount of MOA-9 is within a reasonable range, as different application systems have different HLB value requirements. Secondly, the type of oil phase and water hardness also affect the emulsification effect—although MOA-9 has excellent stability in hard water, if the concentration of calcium and magnesium ions in the water is extremely high, it is still necessary to appropriately increase the dosage or blend with other surctants for synergistic effects. Also check whether the feeding sequence and stirring conditions are sufficient. 3. Compatibility issues: MOA-9 has good chemical compatibility and can be compounded with anionic, cationic, and other nonionic surctants. If turbidity or precipitation occurs after compounding, it may be due to the system pH exceeding the applicable range of MOA-9, or adverse reactions occurring in the presence of incompatible substances such as strong oxidizers or strong acids. Check whether the formulation contains such interfering components. 4. Skin irritation and safety protection: This product is irritating (H315). Direct skin contact may cause allergic or irritating reactions (H319). Chemical protective gloves and protective glasses/ce shields must be worn throughout operation. In case of accidental contact, rinse immediately with plenty of water for at least 15 minutes, and seek medical attention if severe. The workplace should be well-ventilated and equipped with emergency eyewash stations and shower cilities. Methods for obtaining technical support If you still cannot resolve the issue after checking the above common problems, Hai'an Guoli Chemical Co., Ltd. provides the following technical support channels: Technical consultation service: Contact Guoli Chemical's sales or technical department directly (please refer to the company's official website or product packaging for specific contact information). Provide the product batch number, application scenario, operating conditions, and a description of the specific problem encountered. Technical engineers will provide targeted solutions. Safety Data Sheet (SDS) review: The SDS file accompanying the product contains comprehensive safety parameters, physical and chemical properties, toxicological information, and emergency handling guidelines. It is the preferred reference document for solving usage issues and safety concerns. Sample re-inspection and formulation optimization support: If batch quality abnormalities are suspected, sample re-inspection can be requested. Additionally, Guoli Chemical can assist with formulation optimization adjustments to help achieve the best performance in different application systems (textile printing and dyeing, industrial cleaning, pesticide emulsification, metal surce treatment, etc.). On-site technical guidance: For major technical challenges or new process development needs, technical engineers can be arranged to provide on-site guidance services through negotiation with Guoli Chemical. Notes Before contacting technical support, it is recommended to have the following information ready: product batch number, purchase date, storage conditions, usage formulation and dosage of each component, operating process parameters, a description of the specific problem phenomenon, and photos (if any). This product is harmful to aquatic life with long-lasting effects (H412). During use and disposal, do not discharge untreated product directly into sewers or water bodies. Leak treatment: For small leaks, absorb with sand or inert absorbent material and collect in a sealed container. For large leaks, dike and contain, and contact a professional waste disposal agency for recovery and disposal.

Question 3

How to purchase MOA-9 (AEO-9)? What is the minimum order quantity?

Accepted Answer

MOA-9 (AEO-9) can be ordered directly through the Guoli Chemical sales team. The minimum packaging specification is a 50kg plastic drum. For specific minimum order quantities and real-time quotations, please contact sales. Detailed Description MOA-9 (AEO-9), chemical name C12-14 Alcohol Polyoxyethylene (9) Ether (CAS No.: 68439-50-9), is one of the core nonionic surctant products of Guoli Chemical. This product is widely used in textile printing and dyeing, industrial cleaning, metal degreasing, pesticide emulsification, and daily chemical fields. It is often kept in sufficient stock and supports nationwide delivery. Currently, the system has not set a fixed retail price. The actual transaction price is dynamically adjusted according to order quantity, packaging form, and market conditions. The above prices are for reference only. Please contact the sales team for the latest quotation (Data updated: June 10, 2026). It is recommended that you directly contact the Guoli Chemical sales department, provide the required quantity and application, to obtain an accurate quotation and delivery information. If you need detailed technical parameters, SDS safety data sheets, or to apply for sample trials, you can also submit them to the sales team. We will provide full technical support and selection guidance. Order Information Summary ItemDetails Product NameMOA-9 (AEO-9) \/ Peregal O-9 CAS No.68439-50-9 Available Packaging Specifications50kg plastic drum \/ 200kg plastic drum \/ IBC tote Minimum Packaging50kg plastic drum Minimum Order QuantityNo fixed minimum order quantity limit. It is recommended to confirm with sales based on the minimum packaging (50kg). Quotation MethodContact the sales team for the latest quotation (Price unit: yuan\/ton, settled in RMB) Shipping LocationHaian Guoli Chemical Co., Ltd. (Hai'an, Nantong, Jiangsu Province) Suggested Ordering Process It is recommended to complete the purchase following these steps: Step 1: Organize requirements - clarify the required quantity, packaging form (50kg\/200kg\/IBC tote), application, and industry. Step 2: Contact the Guoli Chemical sales team - submit a quotation request through the official website contact channel or by calling the sales department. Step 3: Confirm quotation and delivery - Sales will provide a formal quotation and estimated shipping time based on your requirements. Step 4: Sign contract and make payment - After both parties confirm the order, sign a purchase and sales contract, and pay according to the agreed method. Step 5: Logistics and delivery - Our company arranges logistics to deliver to the designated address, and provides product quality inspection reports and SDS safety data sheets. Notes This product is a chemical raw material. The purchaser must have legal business or use qualifications. For bulk orders (ton-level or above), more vorable negotiated prices are usually available. It is recommended to discuss with sales in advance. The product should be stored in a cool, dry place, away from direct sunlight and high temperatures, and used within the shelf life for best results. If you need samples for preliminary testing, you can apply for them free of charge from the sales department (freight collect or as agreed by both parties).

Question 4

Does MOA-9 (AEO-9) meet environmental requirements? Can a test report be provided?

Accepted Answer

MOA-9 (AEO-9) has good biodegradability and is a relatively environmentally friendly nonionic surctant. However, attention should still be paid to its potential hazard to aquatic life (H412), and direct discharge without treatment is strictly prohibited. Detailed Explanation The environmental characteristics of MOA-9 (AEO-9) can be considered from both positive and negative aspects. On one hand, according to the Guoli Chemical product database, this product has excellent biodegradability. The linear tty alcohol and polyoxyethylene ether segments in its molecular structure can be gradually decomposed by microorganisms in the natural environment, ultimately degrading into carbon dioxide and water, and are not prone to long-term accumulation in the environment. This makes it a relatively good performer among similar surctants in terms of environmental protection, aligning with the development trend of modern green chemicals. On the other hand, according to product safety data, MOA-9 is classified as harmful to aquatic life with long-lasting effects (H412). This means that if the product is discharged directly into water bodies without treatment, it may cause toxic effects on fish, algae, and aquatic invertebrates, and these effects are persistent. Therefore, enterprises using this product must properly treat their production wastewater and strictly prohibit direct discharge into sewers, rivers, or soil, ensuring compliance with local environmental regulations. From the perspective of product purity indicators, the heavy metal content of Guoli Chemical MOA-9 is controlled at ≤10 mg/kg (as lead), and the arsenic content is ≤2 mg/kg, both at low levels. Strict control of harmful impurities helps reduce the negative environmental load of end products. Technical Parameters (Environmental Indicators) ParameterValueDescription BiodegradabilityExcellentCan be degraded by microorganisms, not prone to persistent accumulation in the environment (from Guoli Chemical product application instructions) Aquatic toxicity classificationH412Harmful to aquatic life with long-lasting effects (from product safety data sheet) Heavy metals (as Pb)≤10 mg/kgMeets conventional chemical product limit requirements Arsenic content≤2 mg/kgStrictly controlled, at low level Acute oral toxicity (rat LD₅₀)>2000 mg/kgLow acute toxicity Active matter content≥99.0%High purity, few by-products Free alcohol content≤2.0%Strict control of unreacted raw materials About Test Reports There is no directly downloadable test report file available in the Guoli Chemical product database. However, the database already contains the complete technical parameters of this product (such as active matter content, pH value, hydroxyl value, cloud point, heavy metal content, etc.), which come with clear numerical ranges and can serve as a reference for product quality basis. If you need a formal product test report (COA, Certificate of Analysis) or a third-party test report from SGS/CTI (such as RoHS, REACH compliance testing, biodegradability test report, etc.), it is recommended that you directly contact the sales or technical department of Haitan County Guoli Chemical Co., Ltd. Typically, chemical companies can provide customers with: ctory inspection report (COA) shipped with each batch Third-party authoritative institution test report customized as needed (may involve additional costs and lead time) Product Safety Data Sheet (SDS), which covers complete ecotoxicological information Application Recommendations (Environmental Compliance Perspective) If you have clear requirements for environmental compliance in your end formulations (such as meeting REACH regulations for export to the EU, complying with EC 648/2004 for detergents, or applying for the EU Ecolabel), MOA-9, as a commonly used tty alcohol polyoxyethylene ether surctant, can generally meet the basic requirements under the above regulatory frameworks. However, it is still recommended that: Confirm with Guoli Chemical whether the product has completed REACH registration Request biodegradability test data (OECD 301 series methods) to confirm whether the ultimate biodegradation rate is ≥60% (readily biodegradable standard) or meets specific labeling requirements Pay attention to the residual levels of 1,4-dioxane and ethylene oxide (by-product control), especially when used in cosmetics or personal care products, to comply with corresponding limits Precautions Even if the product itself is biodegradable, the waste liquid after use must be treated by a wastewater treatment system to meet discharge standards and must not be directly discharged into environmental water bodies The storage and use areas of the product should be equipped with leak containment cilities to prevent accidental leakage from contaminating soil and water sources Waste packaging and product residues should be recycled or disposed of by qualified professional waste treatment agencies For specific methods and costs of obtaining test reports, please directly consult the Guoli Chemical sales team. There is no online report download portal in the database.

Question 5

What advantages does MOA-9 (AEO-9) have compared to other similar products?

Accepted Answer

With its balanced hydrophilic-lipophilic properties, MOA-9 (AEO-9) is a versatile performer in the tty alcohol polyoxyethylene ether series, combining excellent emulsifying, wetting, penetrating, dispersing, and detergency capabilities. Detailed Description In comparison with other AEO series products, the greatest advantage of MOA-9 (with an ethylene oxide adduct number of approximately 9) lies in its achievement of a "golden balance point" in application performance. Products with a low EO adduct number (e.g., AEO-3, i.e., MOA-3B) are too lipophilic, almost insoluble in water, and are mainly used as water-in-oil (W/O) emulsifiers or intermediates for the preparation of anionic surctants (e.g., AES), with limited direct effectiveness as detergents or leveling agents. Products with a high EO adduct number (e.g., AEO-15, AEO-23), although highly water-soluble and with higher cloud points, have reduced emulsifying and degreasing capability toward oils as the EO chain lengthens, and may produce more stable foam that is harder to rinse. MOA-9 precisely balances the hydrophobic carbon chain and the hydrophilic oxyethylene chain in the molecule. This gives it a strong affinity and stripping power for oils and ts, while also providing good water solubility, allowing it to disperse quickly in water and form stable emulsions. It can offer the excellent wetting and penetrating properties of high-EO products, while efficiently emulsifying mineral oils and animal and vegetable oils like low-EO products. This "multi-functional single agent" property enables it to independently play a core role in demanding scenarios such as textile leveling, industrial degreasing, and hard surce cleaning, without the need for complex blending. In addition, compared to ionic or other nonionic surctants (e.g., alkylphenol polyoxyethylene ether TX/NP series), MOA-9 offers better ecological safety, mildness to the skin, and broader chemical compatibility. It is resistant to acids, alkalis, and hard water, and can be freely compounded with cationic and anionic surctants, providing great convenience for formulation engineers and significantly reducing the amount of adjusting agents needed in formulations. Technical Parameters The following table shows the key differences among some similar products in the AEO series, illustrating why MOA-9's comprehensive balanced performance is more outstanding: Product Model Typical EO Adduct Number Appearance (25°C) Water Solubility & Tendency Core Function Focus MOA-3B (AEO-3) ≈3 Colorless to slightly yellow transparent liquid Insoluble in water (lipophilic) W/O emulsification, preparation of AES intermediate MOA-9 (AEO-9) ≈9 Colorless transparent liquid to white paste Easily dispersible/soluble in water (balanced hydrophilic-lipophilic) Efficient O/W emulsification, penetration, leveling, detergency (all-round) OS-15 (AEO-15) ≈15 White to slightly yellow paste Easily soluble in water (more hydrophilic) High-temperature leveling, strong wetting, dispersing MOA-23 (AEO-23) ≈23 White to slightly yellow waxy solid Very easily soluble in water (extremely hydrophilic) Emulsification and solubilization, stability in high electrolyte systems Note: The above data are based on the product library of Guoli Chemical and the general characteristics of typical tty alcohol polyoxyethylene ethers in the industry. Application Suggestions If your application scenario requires simultaneous strong oil removal, bric leveling, and good compatibility with a variety of active ingredients, MOA-9 is undoubtedly the best choice.

Question 6

How to store MOA-9 (AEO-9)? What is the shelf life?

Accepted Answer

MOA-9 (AEO-9) should be stored in a cool, dry, well-ventilated warehouse, strictly sealed and away from fire and heat sources. Under recommended conditions, the shelf life is typically 2 years from the date of production. Detailed Description MOA-9 (AEO-9) is a nonionic surctant, chemically stable but slightly hygroscopic. Proper storage is crucial to maintain its active content (≥99.0%) and core properties such as emulsification, wetting, and dispersion. The product appears as a colorless transparent liquid to white paste at room temperature. Storage at too low a temperature may cause the product to solidify (solidification point approx. 5~10°C), while excessively high temperatures may lead to color deepening or structural changes. Therefore, extreme temperature environments should be avoided. The original packaging provided by Haian Guoli Chemical Co., Ltd. includes 50kg plastic drums, 200kg plastic drums, and IBC totes, all with sealed designs. After opening, the container should be immediately resealed. Unused product must not be returned to the original packaging to prevent cross-contamination. The product should be strictly isolated from incompatible substances such as strong oxidizers and strong acids, and kept away from food, feed, and drinking water sources. Technical Parameters Parameter NameParameter ValueDescription Solidification Pointapprox. 5~10°CThe product solidifies at low temperatures; storage temperature should be above this range Flash Point>150°CFlash point is relatively high, but still keep away from open flames and high-temperature heat sources HygroscopicitySlightly hygroscopicContainer must be kept strictly sealed to prevent moisture absorption Chemical StabilityStable in dilute acid and alkali solutionsHigh temperature and strong alkaline conditions may cause hydrolysis; such extreme environments should be avoided Original Packaging Specifications50kg/200kg plastic drums, IBC totes— Shelf LifeNot individually listed in this product's SDSIndustry common recommendation is 2 years from production date (sealed original packaging, under recommended conditions) Application Recommendations To ensure the product maintains optimal performance (such as cloud point 55~65°C, HLB value 13.6, hydroxyl value 85~100 mg KOH/g, etc.), it is recommended to follow the first-in, first-out inventory management principle. If the product solidifies or precipitates under low-temperature conditions, before use, place it in a warm environment to slowly thaw and stir gently to homogenize. Do not heat directly with open flames or high-temperature steam to avoid local overheating that may cause degradation and ilure of the product. Precautions The storage area should be equipped with proper leak containment cilities and emergency eyewash stations and showers. This product is harmful to aquatic life with long-lasting effects (H412). Do not discharge leaks or waste products directly into sewers, waterways, or soil. Keep packaging labels clear and intact at all times. Do not store together with food, beverages, or feed. If the product is stored beyond the recommended shelf life, it is advised to sample and test core indicators such as active content, pH value (1% aqueous solution should be 5.0~7.0), and cloud point before use. Only use if confirmed to be acceptable.

Question 7

What safety precautions should be taken when using MOA-9 (AEO-9)?

Accepted Answer

When using MOA-9 (AEO-9), focus on skin/eye protection, ventilation and storage conditions, and leakage emergency treatment. This product is irritating and protective equipment must be worn throughout the operation. Detailed Explanation MOA-9 (AEO-9) is a C12-14 alcohol polyoxyethylene (9) ether nonionic surctant. Although its acute oral toxicity is low (rat LD₅₀ > 2000 mg\/kg), it has definite irritation to skin and eyes (H315\/H319) and may cause allergic reactions. The core safety principle when using this product is to avoid direct contact with skin and eyes. Chemical protective gloves and safety goggles\/ce shields must be worn throughout the operation. In terms of environmental safety, MOA-9 is harmful to aquatic life with long-lasting effects (H412). Therefore, untreated wastewater must not be directly discharged into sewers, rivers, or soil. Enterprises should establish a complete waste liquid collection and treatment mechanism. In case of leakage, immediately absorb with sand or inert material and collect in a sealed container. For large spills, dike and contain, and contact a professional waste disposal agency. Inhalation of vapors or mists may cause discomfort. Workplaces should maintain good ventilation, and respiratory protective equipment should be worn if necessary. If accidentally ingested, rinse the mouth immediately, do not induce vomiting (unless under professional guidance), and seek medical attention promptly. Eating, drinking, and smoking are prohibited at the work site, and emergency eyewash stations and safety showers should be available. Key Points for Safe Operation Summary Protection CategorySpecific Requirements Skin ProtectionWear chemical protective gloves throughout the operation, wear protective work clothing, avoid direct skin contact Eye ProtectionWear safety goggles or ce shield, prevent splashing into eyes Respiratory ProtectionMaintain good ventilation; wear respiratory protective equipment when vapors\/mists are generated Workplace HygieneWash hands thoroughly after operation; eating, drinking, and smoking prohibited in work area Emergency cilitiesEmergency eyewash station and safety shower must be available in the operation area Storage Precautions MOA-9 should be stored in a cool, dry, well-ventilated dedicated warehouse. Containers must be completely sealed, avoiding direct sunlight and moisture. Storage temperature is recommended to be maintained within normal range, avoiding extreme heat or freezing to prevent product structure changes. Keep away from fire sources, heat sources, and incompatible substances such as strong oxidizers and strong acids. The storage area should have spill containment and diking cilities. Packaging labels should remain clear and intact. Do not store with food, beverages, or feed. Emergency Treatment Measures Exposure RouteEmergency Treatment Method Skin ContactImmediately remove contaminated clothing, rinse thoroughly with plenty of water and soap; if redness or persistent irritation occurs, seek medical attention immediately Eye ContactEvert eyelids, rinse thoroughly with plenty of running water or saline for at least 15 minutes. Do not self-medicate; seek medical attention immediately InhalationMove to fresh air quickly, keep airway clear; if breathing is difficult, trained personnel should administer oxygen, call emergency services immediately IngestionRinse mouth with water immediately, do not induce vomiting (unless directed by medical professional), seek medical attention immediately or call poison control center Leakage TreatmentSmall spills: absorb with sand\/inert material and collect in sealed container; large spills: dike and contain, contact professional disposal agency Special Reminder The above information is based on general guidance from the product safety data sheet. Before specific operations, be sure to consult and follow the complete safety parameters and regulatory requirements in the Safety Data Sheet (SDS). Different application scenarios (such as pesticide emulsification, industrial cleaning, cosmetic formulation) may have additional safety control requirements; conduct risk assessment in combination with the specific process environment.

Question 8

How to use MOA-9 (AEO-9)? What is the recommended dosage?

Accepted Answer

The usage of MOA-9 (AEO-9) varies by application field, and it is usually added as a formulation component; the recommended dosage is generally 1% to 15% of the total formulation, and the specific amount should be determined through experiments based on process requirements and system type. Detailed Description MOA-9 (AEO-9) is a nonionic surctant with a high HLB value (13.6), easily soluble in water, and has good compatibility with anionic, cationic, and other nonionic surctants. When using, it is usually directly added to the water phase or oil phase and stirred evenly. If it is in paste form (low temperature environment), it is recommended to heat it to about 25~30°C to restore fluidity before use, for accurate measurement and rapid dispersion. This product has good chemical stability in dilute acid and alkali solutions and hard water. The usage temperature should not exceed its cloud point range (55~65°C, 1% aqueous solution) to ensure optimal wetting, penetration, and emulsification effects. In compounded systems, MOA-9 can replace part of the anionic surctants to improve the overall hard water resistance of the formulation. Since the specific dosage is affected by multiple ctors such as other components in the formulation, target process requirements, and cost control, the following recommended dosage is an industry general empirical range. In practical applications, it is recommended to determine the optimal economical dosage through gradient experiments. Technical Parameters Parameter ItemSpecification ValueData Source Ionic TypeNonionicGuoli Chemical Database HLB Value13.6Guoli Chemical Database Active Content≥99.0%Guoli Chemical Database Cloud Point (1% Aqueous Solution)55~65°CGuoli Chemical Database Critical Micelle Concentration (CMC)0.03~0.05 g/L (25°C)Guoli Chemical Database Penetration Power (0.1% Aqueous Solution)5~10 seconds (Standard Canvas Sinking Method)Guoli Chemical Database Foam CharacteristicsLow FoamingGuoli Chemical Database pH Value (1% Aqueous Solution)5.0~7.0Guoli Chemical Database Appearance (25°C)Colorless Transparent Liquid to White PasteGuoli Chemical Database Application Recommendations Depending on the application field, the recommended dosage of MOA-9 is as follows (based on total formulation weight, industry empirical values): Application FieldRecommended Dosage (wt%)Usage Instructions Industrial Hard Surce Cleaning/Degreasing Agent3%~10%Compound with anionic surctants to improve hard water resistance and degreasing power. Household Liquid Detergent (Dishware/Laundry)2%~8%Low foaming and easy to rinse; can partially replace LAS/AES to reduce gel zone risk. Textile Dyeing and Printing Pretreatment Scouring Agent1~5 g/L (Working Solution Concentration)Acts as a wetting agent and scouring agent component to quickly wet fibers and remove impurities. Textile Leveling Agent0.5~2 g/L (Dye Bath Concentration)Promotes uniform dye uptake and prevents color spots and blotches. Leather Degreasing/tting Agent5%~15%Emulsifies natural oils, assists degreasing, and improves leather softness. Pesticide Emulsifiable Concentrate (EC) Emulsifier5%~15% (Based on Total EC Weight)Used in combination with anionic emulsifiers (e.g., calcium salts) to ensure dilution stability. Metalworking Fluid/Emulsifying Oil3%~8%Acts as an emulsifying dispersant to stabilize mineral oil or synthetic ester emulsion systems. Paper Deinking Agent0.1%~0.5% (Based on Oven-Dried Pulp)Effectively strips ink particles and prevents redeposition. Cosmetic Creams/Lotions1%~4%Used as O/W emulsifier or fragrance solubilizer; wide compatibility and low irritation. Note: The above dosages are industry general empirical recommendations. The database does not contain precise formulation data for each field. The actual optimal dosage should be determined through formulation compatibility tests and performance tests. Precautions Dilution and Feeding: It is recommended to slowly add MOA-9 under stirring to cilitate rapid and uniform dispersion. If the formulation requires heating, the water temperature should not exceed 65°C (near the cloud point) for a long time to avoid affecting emulsification efficiency. Personal Protection: This product is irritating (H315/H319). Chemical protective gloves and safety goggles must be worn during operation to avoid skin and eye contact. Emergency eyewash and shower equipment should be available in the workplace. Environmental Protection: This product is harmful to aquatic life with long-lasting effects (H412). Do not discharge untreated waste liquid directly into water bodies or soil. Storage Requirements: Store tightly sealed in a cool, dry, and well-ventilated place at room temperature, away from freezing and direct sunlight. Keep away from strong oxidizers and strong acids. Compatibility Test: Before compounding with other surctants or additives (e.g., chelating agents, electrolytes), it is recommended to conduct a small-scale compatibility test to ensure no precipitation or stratification.

Question 9

In which industries and processes is MOA-9 (AEO-9) mainly used?

Accepted Answer

MOA-9 (AEO-9) is widely used in many industries such as textile dyeing and printing, industrial and household cleaning, metal surce treatment, leather processing, agrochemicals, papermaking, cosmetics, and industrial oils, playing a core role as an efficient emulsifier, penetrant, dispersant, and detergent. Detailed Explanation MOA-9 (AEO-9), chemically known as C12-14 alcohol polyoxyethylene (9) ether, is a high-performance nonionic surctant. With its excellent emulsifying ability, superior wetting and penetrating properties, and outstanding dispersing and detergency performance, this product plays an irreplaceable role in many industrial fields and process steps. Its moderate HLB value, good water solubility, and good compatibility with anionic, cationic, and other nonionic surctants, along with stable performance in acid, alkali, and hard water media, provide high flexibility in formulation design. In practical applications, MOA-9 can be used as a single active component or compounded with other surctants to achieve synergistic effects. Its good biodegradability aligns with the development trend of modern green chemistry. The following systematically outlines the core application areas of this product by industry and process. Overview of Core Application Industries and Processes Industry SegmentSpecific Process/ApplicationFunctional Role Textile Dyeing and PrintingPretreatment scouring, dyeing leveling, bric finishingCore component of scouring agent, leveling agent, penetrant; effectively removes fiber impurities, promotes uniform dye uptake, improves bric hand feel and whiteness Industrial and Household CleaningLiquid detergents, hard surce cleaners, industrial degreasers, dishwashing, laundryProvides detergency and emulsifying power, low foam and efficient, easy to rinse, with anti-redeposition function Metal Surce TreatmentPretreatment for electroplating, cleaning before coating, cleaning of mechanical parts, metalworking fluidsRapidly penetrates and emulsifies oil and processing residues on metal surces, ensuring quality of subsequent processes Leather IndustryRaw hide degreasing, tliquoring processEmulsifies and disperses natural oils, aids degreasing, as a component of tliquor to enhance leather softness AgrochemicalsPreparation of pesticide emulsifiable concentrates (EC), microemulsions (ME), and emulsions in water (EW)Efficient emulsifying component, ensures spontaneous emulsification of active ingredients in water to form stable emulsions, improving efficacy Papermaking IndustryDeinking of waste paper, paper rewettingEfficiently detaches ink particles and prevents redeposition, improves paper rewettability, enhances fiber utilization Cosmetics and Personal CareCreams, lotions, makeup removers, fragrance solubilizationMild emulsifier and solubilizer, low skin irritation, wide compatibility Industrial OilsMetalworking fluids, textile oils, drilling fluids, emulsification and dispersion systems for mineral oils/animal and vegetable oilsStably emulsifies and disperses various oils, prevents stratification and separation Inks and CoatingsPigment wetting and dispersion, system stability controlSolves wetting, dispersion, and stability issues Application Recommendations In different application scenarios, the recommended dosage and compounding method of MOA-9 (AEO-9) vary: Textile Dyeing Leveling Agent: Usually compounded with anionic surctants; the amount depends on the process and fiber type. It effectively controls the dye uptake rate and prevents uneven dyeing and color spots. Industrial Cleaning Formulations: It is recommended to compound with anionic surctants (such as AES, LAS). The addition of MOA-9 significantly improves the hard water resistance and degreasing ability of the formulation while reducing system irritation. Pesticide Emulsifiable Concentrate Emulsifier: Usually compounded with anionic emulsifiers (such as calcium salts). Used alone or in combination to adjust the HLB value for optimal emulsification effect and dilution stability of the formulation. Metal Degreaser: As a nonionic component, combined with alkaline aids and chelating agents, suitable for medium to high temperature spray or immersion cleaning processes. Cosmetic Formulations: Due to its relatively low irritation, it is suitable for mild cial cleansers, makeup removers, and cream lotion products as a secondary emulsifier and solubilizer. Precautions MOA-9 is irritating to skin and eyes (H315/H319). Wear chemical protective gloves and safety glasses during operation to avoid direct contact. The product is harmful to aquatic life with long-lasting effects (H412). Do not discharge untreated into water bodies or sewers. Store in a cool, dry, well-ventilated warehouse, keep containers tightly closed, away from fire sources, strong oxidizers, and strong acids, avoid extreme heat or freezing. It is recommended to conduct small-scale compatibility tests before compounding to confirm compatibility stability with other components in the formulation.

Question 10

What are the physicochemical technical parameters of MOA-9 (AEO-9)?

Accepted Answer

MOA-9 (AEO-9) is a high-purity nonionic surctant with core physicochemical parameters including an HLB value of 13.6, cloud point of 55~65°C, active matter content ≥99.0%, and solidification point of approximately 5~10°C, offering excellent overall performance. Detailed Description MOA-9 (AEO-9), with the chemical name C12-14 alcohol polyoxyethylene (9) ether and CAS number 68439-50-9, has a molecular weight of approximately 582-600. At 25°C, it appears as a colorless transparent liquid to white paste and belongs to the nonionic surctant category. The product is manuctured by Guoli Chemical, produced by the addition reaction of high-purity C12-14 tty alcohols with ethylene oxide (average degree of polymerization n≈9), featuring low foaming, excellent wetting and penetrating properties, and wide chemical compatibility. The product has an HLB value of 13.6, classifying it as a hydrophilic nonionic surctant, and it performs exceptionally well in O/W emulsion systems. Its cloud point (1% aqueous solution) is 55~65°C, an important characteristic parameter of nonionic surctants — when the solution temperature exceeds the cloud point, the product precipitates from water, affecting application performance. It is readily soluble in water, with a low surce tension of 28~32 mN/m (25°C, 0.1% aqueous solution) and a critical micelle concentration (CMC) of only 0.03~0.05 g/L, enabling emulsification and wetting at very low concentrations. MOA-9 exhibits excellent chemical stability, remaining stable in dilute acid and alkali solutions, with good alkali resistance. However, it may undergo hydrolysis under high-temperature, strong alkaline conditions, so careful control of usage conditions is required. The product is harmful to aquatic life with long-lasting effects (H412), and direct discharge into water bodies without treatment is strictly prohibited. Technical Parameters Basic Physical Properties ParameterValueRemarks Chemical NameC12-14 alcohol polyoxyethylene (9) ether— CAS Number68439-50-9— Molecular FormulaC12-14H25-29O(C₂H₄O)ₙH, n≈9— Molecular WeightApprox. 582-600— Appearance (25°C)Colorless transparent liquid to white pasteTends towards paste at lower temperatures Ionic TypeNonionic— Solidification PointApprox. 5~10°CBecomes paste or solid in low temperature environments Density (25°C)1.00~1.05 g/cm³— Kinematic Viscosity (40°C)100~200 mm²/s— Refractive Index1.453~1.457— Flash Point>150°C— HygroscopicitySlightly hygroscopic— Water SolubilityFreely soluble in water— Surce Activity Performance Parameters ParameterValueTest Condition HLB Value13.6— Cloud Point55~65°C1% aqueous solution Surce Tension28~32 mN/m25°C, 0.1% aqueous solution Critical Micelle Concentration (CMC)0.03~0.05 g/L25°C Penetrating Power5~10 secondsStandard canvas settling method, 0.1% aqueous solution Foaming PropertiesLow foaming— Composition and Purity Parameters ParameterValueRemarks Active Matter Content≥99.0%— Solid Content≥99%— Water Content≤0.5%— Free Alcohol≤2.0%Content of unreacted tty alcohol pH (1% aqueous solution)5.0~7.0— pH (5% aqueous solution)5.0~7.0— Chemical Index Parameters ParameterValueRemarks Hydroxyl Value85~100 mg KOH/g— Acid Value≤0.5 mg KOH/g— Iodine Value≤0.5 gI₂/100gLow unsaturation Saponification ValueNone— Amine ValueNone— Free Phosphoric AcidNone— Phosphate Monoester/Diester ContentNone— Combined PhosphorusNone— Heavy Metals (as Pb)≤10 mg/kg— Arsenic (As)≤2 mg/kg— Stability and Compatibility ParameterValue Chemical StabilityStable; stable in dilute acid and alkali solutions; high temperature strong alkali may cause hydrolysis Alkali ResistanceGood UnsaturationLow Application Recommendations Based on the HLB value of 13.6 and cloud point of 55~65°C of MOA-9, it is recommended to use it within the following temperature range for optimal results: process conditions from room temperature to below 50°C, avoiding approaching or exceeding the cloud point temperature to prevent product precipitation. In textile...

MOA-9 (AEO-9)

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Property	Value
CAS No.	68439-50-9
Molecular Formula	C12-14H25-29O(C2H4O)nH, n≈9
Appearance	Colorless transparent liquid to white paste (at 25°C)
Ionic Type	Nonionic
Avg. Molecular Weight	Approx. 582-600
Cloud Point	55~65°C (1%aq. soln.)
Active Content	≥99.0%
pH Value(1%)	5.0~7.0
pH Value(5%)	5.0~7.0
Iodine Value	≤0.5 gI₂/100g
Solubility	Readily soluble in water
Surface Tension	28~32 mN/m (25°C, 0.1%aq. soln.)
CMC	0.03~0.05 g/L (25°C)
Acid Value	≤0.5 mg KOH/g
Hydroxyl Value	85~100 mg KOH/g
Moisture	≤0.5%
Density	1.00~1.05 g/cm³ (25°C)
Kinematic Viscosity	100~200 mm²/s (40°C)
Refractive Index	1.453~1.457
Flash Point	>150°C
Hygroscopicity	Slightly hygroscopic
Chemical Stability	Stable in dilute acid/alkali; may hydrolyze under hot strong alkali
Penetration	5-10 s (0.1% aq., standard canvas disc)
Foam Property	Low foam
Alkali Resistance	Good
Unsaturation	Low
Viscosity	See kinematic viscosity
Melting Point	freezing point~5~10°C
Low Shear Viscosity	See kinematic viscosity
Solid Content	≥99%
Free Alcohol	≤2.0%
Heavy Metal	≤10 mg/kg (as Pb)
Arsenic	≤2 mg/kg