Question 1

PEG600DO, is polyethylene glycol 600 dioleate harmful to human body? Does it have any impact on the environment?

Accepted Answer

PEG600DO (polyethylene glycol 600 dioleate) is a low-toxicity substance with extremely low harm to the human body, high safety under normal use conditions; it has certain biodegradability in the environment, but large-scale leakage into water bodies or soil must be prevented. Detailed Description Human Safety According to the Globally Harmonized System of Classification and Labeling of Chemicals (GHS), PEG600DO (polyethylene glycol 600 dioleate) is not classified as a hazardous chemical. Its acute oral toxicity (rat) LD50 > 5000 mg/kg, belonging to the practically non-toxic level, with no carcinogenicity, mutagenicity, or reproductive toxicity risks. It should be noted that this product may cause mild irritation to skin and eyes (skin irritation Category 2, H315; eye irritation Category 2A, H319). For long-term or repeated direct contact, it is recommended to wear protective gloves and chemical safety goggles. Under normal industrial and daily chemical formulation use conditions, due to its typically low addition levels, the exposure risk to humans is minimal. This product is a non-ionic surctant variety with high safety, suitable for daily chemical formulations with certain requirements for skin contact. Environmental Impact PEG600DO has certain biodegradability and can gradually degrade in the natural environment; it is not a persistent organic pollutant. However, as a surctant, if large amounts of untreated waste liquid are directly discharged into sewers, water sources or soil, it may still cause short-term load impact on aquatic ecosystems. Therefore, waste liquid containing this product after use should be treated in accordance with local environmental regulations to avoid direct discharge into natural water bodies. Under normal dispersed use (such as field dilution of pesticide formulations, industrial cleaning, etc.) and controlled concentrations, its environmental risk is within a controllable range. Toxicological and Ecological Parameters Indicator Data Description Acute oral toxicity (rat) LD50 > 5000 mg/kg Practically non-toxic level Skin irritation Category 2 (H315) May cause mild irritation Eye irritation Category 2A (H319) May cause eye irritation Carcinogenicity None — Mutagenicity None — Reproductive toxicity None — Flash point > 150°C (closed cup) Non-flammable liquid Biodegradability Has certain biodegradability Non-persistent substance GHS hazard classification Not classified as hazardous chemical — Application Suggestions Given the low toxicity and mild characteristics of PEG600DO, it has a high safety margin in the following applications: Cosmetics and Personal Care: Used as an emulsifier in creams, lotions, and makeup removers, with typical addition levels of 1%-5% in formulations; mild and low-irritation to the skin. Textile Industry: Used as a component in spinning oils and antistatic agents; mainly indirect contact during processing, low safety risk. Metalworking Fluids: Used in emulsified cutting fluids; operators are advised to wear gloves to avoid prolonged direct immersion contact. Pesticide Formulations: After field dilution, the concentration is extremely low, and environmental exposure levels are controllable. Industrial Cleaners: Waste liquid after use should be collected and treated to avoid direct discharge. Precautions Wear chemical safety goggles and impermeable gloves (e.g., nitrile or neoprene) during operation. Wash hands thoroughly with soap and water after handling. If accidentally gets into eyes, flush immediately with plenty of running water for at least 15 minutes; seek medical attention if irritation persists. Store in a cool (5-40°C), dry, well-ventilated place away from strong oxidizers and open flames. In case of spillage, collect with inert materials such as sand or vermiculite; dispose of waste according to local environmental regulations. Strictly prohibit the discharge of large amounts of untreated waste liquid into sewers, water sources, or soil.

Question 2

What to do if problems occur during the use of PEG600DO, Polyethylene Glycol 600 Dioleate? How to obtain technical support?

Accepted Answer

When encountering usage problems, first check common causes according to the product instructions. If the issue cannot be resolved, contact the technical team of Guoli Chemical directly for professional support. Detailed Explanation Abnormalities during the use of PEG600DO (Polyethylene Glycol 600 Dioleate) usually focus on poor emulsification, emulsion delamination, low-temperature turbidity, or changes in product appearance. Do not panic; most problems can be quickly identified by comparing product characteristics and usage conditions. First, review your formulation process, water quality, and storage environment, as these are often the root causes of issues. If self-inspection ils to resolve the problem, Haian County Guoli Chemical Co., Ltd. has an experienced application technology team that can provide one-on-one formulation guidance and problem analysis. You can contact our technical engineers directly through the sales channel from which you purchased the product, the company's official website, or the contact information on the product packaging. They will provide targeted optimization suggestions based on your specific application scenario. Self-Inspection Guide for Common Problems The following is a list of frequently encountered issues and possible causes based on the characteristics of PEG600DO for your quick reference: Problem PhenomenonPossible CauseSuggested Action Poor emulsification, unstable emulsion, or delamination ① HLB value does not match the oil phase (this product has an HLB value of 10-11)② Insufficient or excessive dosage③ High water hardness (strong alkali resistance but requires attention to hard water) Adjust the emulsifier ratio or use a blend; check the required HLB value of the oil phase in the formulation; first test with deionized water to rule out water quality effects. Product becomes turbid or separates at low temperatures This product has a pour point below 0°C, and increased viscosity at low temperatures is a normal physical phenomenon. Allow the product to warm up to 15-30°C before use and stir evenly; the performance can be fully restored. Darkened color or off-odor in the finished product Storage temperature exceeds 40°C or prolonged exposure to sunlight. Check storage conditions and strictly control storage in a cool, airtight environment at 5-40°C. Incompatibility with other components in the formulation This product is non-ionic and is compatible with anionic, cationic, and non-ionic systems, but highly acidic or basic conditions may affect stability. Confirm the pH and electrolyte concentration of the formulation system. The pH range for this product in a 1% aqueous solution is 5.0-7.0. Skin irritation during handling This product has mild skin and eye irritation (skin irritation category 2). Immediately wash with plenty of water and soap. Be sure to wear nitrile rubber gloves and chemical safety goggles during operation. Channels to Obtain Technical Support from Guoli Chemical When you need professional assistance, you can obtain support from the technical team through the following methods: First, refer to the Certificate of Analysis (COA) and Material Safety Data Sheet (MSDS) provided with the shipment, which usually include the company's technical service hotline. Second, contact the distributor or business manager who supplied the product; they can assist in directly connecting you with the ctory's technical department. Finally, visit the official website of Haian County Guoli Chemical Co., Ltd., and submit your specific issue via online messaging or the customer service system. Technical engineers will respond as soon as possible during working hours. Information to Prepare When Submitting a Technical Inquiry Product batch number (found on the packaging drum label, for traceability of production batch and test data) Your specific application field (e.g., cosmetic emulsification, metalworking fluids, pesticide formulations, etc.) Brief composition of the formulation (especially the type of oil phase used, water quality, pH conditions) Detailed description of the problem phenomenon (photos or samples are preferred) Storage conditions and duration of use Precautions This product is not a hazardous chemical, but basic operating guidelines must still be followed: wash hands thoroughly after handling, avoid eye contact, and store away from strong oxidizing agents. In any emergency (e.g., persistent redness, pain, and swelling after eye contact; difficulty breathing after inhaling high concentrations of vapor), seek immediate medical attention and present the product safety data sheet. Technical support provided by the company does not constitute any form of absolute safety guarantee; the safety of the formulation must still be verified through complete testing in the final product by your party.

Question 3

How to purchase PEG600DO, Polyethylene Glycol 600 Dioleate? What is the minimum order quantity?

Accepted Answer

PEG600DO (Polyethylene Glycol 600 Dioleate) can be ordered directly through the Guoli Chemical sales team. The minimum order quantity is flexibly negotiated based on specifications and requirements; please refer to the sales confirmation for details. Detailed Description PEG600DO (CAS No.: 9004-96-0) is a nonionic surctant product routinely produced and sold by Guoli Chemical, appearing as a light yellow to yellow liquid. You can obtain product and purchasing information through the following channels: call the official Guoli Chemical sales hotline, send an inquiry email, or submit purchase requirements via online message on the official website. It is recommended to provide the required quantity, packaging specifications, and application when making an inquiry, so the sales team can quickly offer the best solution. Currently, the Guoli Chemical database does not set a fixed minimum order quantity (MOQ) for this product. The actual minimum order quantity will vary depending on the selected packaging specifications (50kg plastic drum, 200kg plastic drum, or IBC tote) and whether it is a customized requirement. Generally, small packaging (e.g., 50kg drum) has a lower minimum order threshold, suitable for sample testing or small batch trials; large packaging (tote) is more suitable for large-scale production procurement, offering cost advantages. Product Specification Information ParameterValue Product NamePEG600DO Polyethylene Glycol 600 Dioleate CAS No.9004-96-0 Ionic TypeNonionic AppearanceLight yellow to yellow liquid HLB Value10~11 Active Content≥99% pH (1% Aqueous Solution)5.0~7.0 Acid Value≤2 mgKOH\/g Saponification Value90~110 mgKOH\/g Packaging Specifications50kg plastic drum \/ 200kg plastic drum \/ IBC tote Purchasing Suggestions To ensure a smooth procurement process, it is recommended to follow these steps: Clarify Requirements: Determine the required quantity, target application area (e.g., cosmetic emulsification, metalworking fluids, pesticide formulations, etc.), and whether a sample test is needed. Contact Sales: Submit an inquiry through Guoli Chemical's official channels (phone\/email\/online customer service), specifying packaging preferences and delivery location, to obtain a formal quotation and lead time. Request Documents: Simultaneously request the product quality inspection report (COA) and safety data sheet (MSDS\/SDS) for internal quality control and compliance review. Confirm Order: After reaching an agreement on specifications, quantity, price, delivery time, and payment terms, sign a sales contract and arrange shipment. Notes The above prices are database reference information; contact the Guoli Chemical sales team for the latest quotation on actual transaction prices. This product is a non-hazardous chemical. Storage and transportation conditions require a cool, dry place (recommended temperature 5~40°C). General logistics can be used, but ensure the packaging is well sealed. For first-time cooperation or new product introduction, it is recommended to purchase the minimum packaging (50kg) for formulation compatibility and performance verification. During operation, it is advised to wear protective gloves and goggles to avoid direct contact with skin and eyes. Refer to the product safety instructions for details.

Question 4

Does PEG600DO, Polyethylene Glycol 600 Dioleate, meet environmental requirements? Can a test report be provided?

Accepted Answer

PEG600DO (Polyethylene Glycol 600 Dioleate) has a good foundation for environmental compliance. It is a low-toxicity, partially biodegradable nonionic surctant with low environmental risk under normal use conditions. Detailed Description PEG600DO (Polyethylene Glycol 600 Dioleate) has the following advantageous characteristics in terms of environmental compliance: First, according to GHS classification standards, this product is not classified as a dangerous chemical, with no flammability, carcinogenicity, mutagenicity, or reproductive toxicity risks. Second, its acute oral toxicity is extremely low (rat LD50 > 5000 mg/kg), making it a practically non-toxic substance with minimal direct harm to the ecological environment. Furthermore, the product has certain biodegradability and can gradually decompose in the natural environment without causing persistent pollution accumulation. In terms of controlling harmful impurities such as heavy metals, Guoli Chemical's production standards strictly require: total heavy metals ≤20 ppm, arsenic content ≤2 ppm. These indicators are at low levels, meeting the limits for harmful substances in chemicals under major domestic and international environmental regulations. The product's water content is controlled at ≤1.0% and free alcohol at ≤3%, ensuring high purity and reducing potential environmental impacts of by-products. However, it should be noted that although the product has some biodegradability, its degradation rate and extent are still affected by environmental conditions. Guoli Chemical's safety instructions clearly state: Large spills should be prevented from entering sewers, water sources, or soil, and waste disposal must comply with local environmental regulations. Therefore, in practical applications, enterprises should confirm compliance in combination with specific regulations in their regions (such as EU REACH, China's "Measures for the Environmental Management of New Chemical Substances", etc.). Technical Parameters Environmentally Relevant IndicatorDataDescription GHS Hazard ClassificationNon-dangerous chemicalNot classified as flammable, explosive, or strongly corrosive Acute Toxicity (Oral LD50)> 5000 mg/kg (rat)Low toxicity / practically non-toxic BiodegradabilityHas certain biodegradabilityCan gradually decompose naturally, not a persistent pollutant Total Heavy Metals≤20 ppmMeets limits of major environmental regulations Arsenic Content (As)≤2 ppmStrictly controlled, r below hazard threshold Water Content≤1.0%Product purity ≥99%, minimal by-products Free Alcohol Content≤3%Low content of unreacted substances Flash Point (Closed Cup)> 200°CNon-flammable, high safety in transport and storage Application Suggestions With its low toxicity, low irritation, and biodegradability, PEG600DO offers significant advantages in the following fields with high environmental requirements: as a green emulsifier in cosmetics and personal care products, meeting consumer demand for natural and mild formulations; as a replacement for traditional alkylphenol ethoxylate emulsifiers in pesticide formulations, avoiding environmental hormone controversies associated with APEO substances; as a low-foam emulsifying component in industrial cleaning agents, contributing to the overall environmental upgrade of the formulation. About Test Reports According to Guoli Chemical's existing product database, the product batches are usually accompanied by the following test item data: appearance, active content (≥99%), acid value (≤2 mgKOH/g), saponification value (90~110 mgKOH/g), iodine value (40~60 gI₂/100g), hydroxyl value (≤10 mgKOH/g), moisture (≤1.0%), pH value (1% aqueous solution 5.0~7.0), heavy metals and arsenic content, etc. However, the database does not currently contain publicly available third-party environmental test report templates (such as REACH compliance declarations, RoHS tests, VOC tests, biodegradability test reports, MSDS/SDS documents, etc.). In actual orders, Guoli Chemical can provide the product's Certificate of Analysis (COA) and Safety Data Sheet (SDS) according to customer needs. For compliance test reports targeting specific regulations (such as EU REACH registration number, China Environmental Labeling Certification, OECD biodegradability test report, etc.), it is recommended to directly contact Guoli Chemical's sales or technical department to specify the intended use and report requirements, so as to obtain the latest and most complete technical compliance document support.

Question 5

What are the advantages of PEG600DO, polyethylene glycol 600 dioleate, compared with other similar products?

Accepted Answer

According to the technical data from Guoli Chemical, the core advantage of PEG600DO (polyethylene glycol 600 dioleate) lies in the balance among high emulsifying power, excellent chemical stability, and broad compatibility achieved through specific molecular design, making it more reliable than conventional monoesters or short-chain emulsifiers in complex industrial formulations.Detailed explanation is as follows:### 1. High Emulsifying Power from Molecular StructurePEG600DO is a diester-type nonionic surctant, containing two oleic acid hydrophobic groups and one PEG600 hydrophilic chain segment.* Double anchoring effect: Compared with similar monooleates (such as glyceryl monooleate or PEG monooleate), the dioleate structure provides stronger anchoring ability, allowing it to adsorb more firmly at the oil-water interce.* Emulsion stability: Due to this structure, the formed emulsion has more uniform droplet size and stronger resistance to coalescence and stratification, especially suitable for formulations requiring long-term storage or resistance to thermal and cold cycles.### 2. Chemical Stability under Harsh ConditionsThis is a prominent advantage of Guoli Chemical's PEG600DO. Product data clearly indicate it maintains activity under the following conditions:* Acid/alkali resistance: Not easily hydrolyzed in acidic or alkaline media.* Hard water resistance: Does not saponify in hard water, unlike anionic surctants that form calcium soap precipitates, always maintaining cleaning and emulsifying efficiency.### 3. Excellent Compatibility and Multifunctionality* Ion compatibility: As a nonionic product, it is well compatible with anionic, cationic, and other nonionic surctants, and will not be deactivated by charge neutralization.* Multi-function integration: It is not just a single emulsifier; it also provides dispersing, wetting, and smoothing functions in formulations. For example, in textile oils it can emulsify and provide antistatic properties, while in metalworking fluids it emulsifies oils and provides boundary lubrication.### Specific Technical Parameters and Application Comparison| Comparison Dimension | Guoli Chemical PEG600DO | Conventional Similar Products (e.g., short-chain PEG esters or monoesters) || :--- | :--- | :--- || Molecular structure | Dioleate, higher molecular weight | Possibly monoester or short-chain PEG ester || Hard water tolerance | Excellent (no precipitation, maintains performance) | Anionic types tend to deactivate || Emulsifying efficiency | High (rapid emulsification for mineral oils, animal and vegetable oils) | Usually weaker, or require higher dosage || Function integration | Emulsification, dispersion, lubrication, antistatic all in one | Relatively single function || Safety and mildness | LD50 > 5000 mg/kg (practically non-toxic) | Depends on product, some are irritating |### Application Selection SuggestionsBased on the above advantages, PEG600DO is particularly suitable for scenarios requiring high stability:* Pesticide microemulsions/emulsions in water: Does not break when diluted with hard water, ensuring efficacy.* High-end skincare creams: Provides fine texture and is gentle to skin, superior to some anionic emulsifiers.* Long-lasting metal cutting fluids: Stable emulsification, with lubricity, and does not hydrolyze during long-term circulation in alkaline working fluids.* High-speed spinning oils for synthetic fibers: Good bundling and antistatic properties, low fuming at high temperatures.### Precautions* Although the product has good chemical stability, it should still be stored sealed, in a cool and dry place, avoiding prolonged exposure to strong oxidizing environments.* For specific HLB value requirements of a system, it is recommended to precisely adjust by compounding with other co-emulsifiers.

Question 6

PEG600DO, Polyethylene Glycol 600 Dioleate, how to store? What is the shelf life?

Accepted Answer

PEG600DO should be stored in a cool, dry, and well-ventilated environment, tightly sealed to prevent moisture; the database has no official shelf life data, and it is generally recommended to use within 1-2 years under proper storage conditions. Detailed Description PEG600DO (Polyethylene Glycol 600 Dioleate) is a chemically stable non-ionic surctant that is not prone to hydrolysis or deterioration under normal storage conditions. According to the product safety data from Guoli Chemical, its flash point is greater than 150°C (closed cup), making it a non-flammable liquid with high storage safety. To ensure long-term product performance stability, the core principles are moisture prevention, light avoidance, and keeping away from high temperatures and strong oxidizers. Regarding shelf life, there are no official shelf life parameters for Polyethylene Glycol 600 Dioleate in the product database. Typically, for such polyethylene glycol tty acid ester products, under intact ctory seals and standard storage conditions, it is recommended to use within 1-2 years. If the product is opened and exposed to air or humid environments for a long time, it may gradually absorb moisture or oxidize, affecting emulsifying power and appearance; therefore, it should be used as soon as possible after opening. Technical Parameters ItemParameter\/Requirement AppearanceLight yellow to yellow liquid CAS No.9004-96-0 Flash Point (closed cup)> 150 °C Recommended Storage Temperature5–40°C (Source: Guoli Chemical safety data) Hazard ClassificationNon-hazardous substance Official Shelf LifeNo parameter available Application Recommendations PEG600DO is widely used in cosmetic creams and lotions, textile oils, metalworking fluids, pesticide formulations, and industrial cleaning. Before first use after long-term storage, the following simple checks are recommended: Appearance Check: Normally a light yellow to yellow liquid; if obvious stratification, turbidity, gelation, or significant darkening occurs, the product may have deteriorated. Performance Test: Take a small sample for emulsification or dispersion testing to verify if its emulsifying power and dispersibility meet formulation requirements. Odor Check: If there is a distinct rancid or irritating odor, the oleic acid group may have oxidized, and the product should not be used. Precautions Keep the container tightly sealed; after opening, reseal immediately and store upright with the cap cing up to prevent leakage and moisture absorption. Store away from strong oxidizers and avoid prolonged exposure to high temperatures (>40°C) or direct sunlight. Follow the "first in, first out" principle, prioritizing earlier batches. No eating, drinking, or smoking in storage areas; wash hands thoroughly after handling. Disposal must comply with local environmental regulations; do not discharge into sewers, water sources, or soil.

Question 7

What safety precautions should be taken when using PEG600DO, Polyethylene Glycol 600 Dioleate?

Accepted Answer

PEG600DO is classified as low-toxicity and non-hazardous chemical, but attention should still be paid to its mild irritating effects on skin and eyes. Basic protective measures should be taken during handling. Detailed Description PEG600DO (Polyethylene Glycol 600 Dioleate) is not classified as a hazardous chemical according to the Globally Harmonized System of Classification and Labelling of Chemicals (GHS). Its oral (rat) LD50 is > 5000 mg/kg, indicating it is a practically non-toxic substance. The flash point is above 150°C (closed cup), and it presents no risk of flammability, carcinogenicity, mutagenicity, or reproductive toxicity. Under normal use conditions, its safety is relatively high, but basic chemical handling procedures should still be followed. This product may cause mild skin and eye irritation, corresponding to GHS categories: skin irritation Category 2 (H315) and eye irritation Category 2A (H319). Therefore, it is recommended to wear chemical safety goggles during handling. For prolonged or repeated direct contact, impermeable protective gloves (e.g., nitrile or neoprene) should be worn. The work area should be well-ventilated, and heating or generation of oil mist in confined spaces should be avoided. For emergency treatment: In case of skin contact, immediately remove contaminated clothing and wash gently with plenty of running water and soap. For eye contact, hold eyelids open and rinse thoroughly with plenty of running water or saline for at least 15 minutes. If irritation persists, seek medical attention from an eye specialist. In case of spillage, cover and collect using inert absorbent materials such as sand or vermiculite. Waste disposal must comply with local environmental regulations. Key Safety Operating Points ItemSpecific Requirements Personal ProtectionWear chemical safety goggles; wear impermeable gloves (nitrile or neoprene) for prolonged contact Engineering ControlsEnsure good ventilation in the work area; avoid heating or generating oil mist in confined spaces Storage TemperatureRecommended 5–40°C, in a cool, dry, well-ventilated place, away from direct sunlight Incompatible MaterialsKeep away from strong oxidizing agents Flash Point> 150°C (closed cup), non-flammable liquid Acute ToxicityOral LD50 > 5000 mg/kg (low toxicity) Emergency Handling Guidelines Skin Contact: Immediately remove contaminated clothing and wash gently with plenty of running water and soap. Seek medical attention if irritation persists. Eye Contact: Immediately hold eyelids open and rinse thoroughly with plenty of running water or saline for at least 15 minutes. If pain or redness persists, consult an eye specialist. Inhalation: If discomfort occurs due to vapor or oil mist from high temperature, move quickly to fresh air. If symptoms persist, seek medical attention. Ingestion: Rinse mouth immediately with water, do NOT induce vomiting. Bring the safety data sheet to a doctor. Spill Handling: Cover and collect using inert absorbent materials such as sand or vermiculite into a sealed container. Wipe residue with soapy water. Notes This product has some biodegradability, but large spills should still be prevented from entering drains, water sources, or soil. After opening and taking material, reseal immediately and keep containers upright to prevent leakage. No eating, drinking, or smoking in the work area. Wash hands thoroughly with soap and water after handling. Although the flash point is relatively high, follow standard fire safety rules and keep away from high temperatures and open flames.

Question 8

How to use PEG600DO, polyethylene glycol 600 dioleate? What is the recommended dosage?

Accepted Answer

PEG600DO (polyethylene glycol 600 dioleate) is usually used as an emulsifier, dispersant or lubricating component directly added to the formulation. The specific addition method varies by application field; there is no unified precise dosage data in the database. The general recommended dosage range is 1%~10% (based on the total formulation weight), and the optimal ratio should be determined through experimental optimization. Detailed Explanation PEG600DO is a nonionic surctant with an HLB value of 10~11. It can be dispersed in water and is soluble in solvents such as ethanol and acetone. In practical use, it is usually added to the oil phase and stirred evenly, then slowly added to the water phase under stirring for emulsification. For creams and lotions, PEG600DO can be blended and melted with the oil phase components at 60~75°C, then high-speed homogenized with the water phase to form a stable system after cooling. This product can be used alone as the primary emulsifier or combined with high-HLB emulsifiers (such as PEG-40 hydrogenated castor oil) to broaden the emulsification application range. Due to the low foam characteristics and good acid and alkali resistance of PEG600DO, it can be directly added to base oil or solvent systems in metalworking fluids and industrial cleaners, stirred evenly, and then diluted with water. In textile oils, it is usually used synergistically with antistatic agents and smoothing agents, formulated into a working solution, and applied to fiber surces via pad or spray methods. In pesticide formulations, it is often used as a co-emulsifier for microemulsions or emulsions, and needs to be mixed and processed with the pesticide active ingredient, solvents, and other additives under shear conditions. Technical Parameters ParameterValue HLB value10~11 Critical micelle concentration0.01~0.1% (w\/v) Cloud point55~65°C Density (20°C)1.11~1.13 g\/cm³ Kinematic viscosity150~250 mm²\/s Active content≥99% pH of 1% aqueous solution5.0~7.0 Diester content≥95% Acid value≤2 mgKOH\/g Saponification value90~110 mgKOH\/g Flash point＞200°C Application Suggestions The following are reference usage methods and recommended dosages for various fields (source: application field descriptions in Guoli Chemical database and general formulation experience; specific amounts need to be verified through experiments): Cosmetic creams\/lotions: Used as primary or auxiliary emulsifier, recommended dosage 1%~5%. Add to the oil phase during operation, heat and melt at 60~75°C, then homogenize with the water phase. Textile chemical fiber spinning oils: Used as smoothing and antistatic component, recommended effective concentration 1%~3%, prepare working solution for pad or spray application; specific dilution ratio depends on the process. Metalworking fluids (cutting fluids\/grinding fluids): Used as emulsifying lubricating component, recommended dosage 3%~8%, directly mixed into base oil and then diluted with water to prepare working solution. Pesticide microemulsions\/emulsions: Used as emulsification adjuvant, recommended dosage 3%~10%, mixed and processed with pesticide active ingredient and solvents under shear. Industrial cleaners: Used in degreasing formulations, recommended dosage 1%~5%, directly added to the formulation system and stirred evenly. Precautions Dissolution operation: This product can be dispersed in water but not completely dissolved. When preparing emulsions, it is recommended to first dissolve in the oil phase or solvent, then mix with water for emulsification. The oil phase temperature should be controlled at 60~75°C. Combination suggestion: HLB value is 10~11, suitable for O\/W emulsions; if emulsifying polar or light oils, it is recommended to combine with higher HLB emulsifiers to improve stability. Personal protection: It is recommended to wear chemical safety glasses and impermeable gloves (such as nitrile rubber) during operation, avoid prolonged direct skin contact, and maintain good ventilation in the workplace. Storage conditions: Store sealed in a cool, dry place at 5~40°C, away from strong oxidizers. After opening the lid, seal immediately and keep the container upright. Optimization verification: The above dosages are reference ranges. The optimal amount is affected by the oil phase type, water phase ratio, and processing technology in different formulations. It is recommended to determine the final formulation through orthogonal experiments or response surce optimization.

Question 9

In which industries and processes is PEG600DO, Polyethylene Glycol 600 Dioleate, mainly used?

Accepted Answer

PEG600DO (Polyethylene Glycol 600 Dioleate) is mainly used in five major industries: cosmetics, textiles, metalworking, agrochemical formulations, and industrial cleaning. It plays a core role in processes such as emulsification, dispersion, lubrication, and antistatic treatment. Detailed Explanation PEG600DO (Polyethylene Glycol 600 Dioleate) is a high-performance nonionic surctant composed of hydrophilic polyethylene glycol chains and lipophilic oleic acid groups, endowing it with excellent emulsifying, dispersing, and wetting capabilities. This product shows good compatibility with anionic, cationic, and nonionic systems, and exhibits stable chemical properties in complex media such as acids, alkalis, and hard water, making it resistant to hydrolysis and suitable for demanding formulation environments. In the cosmetics industry, PEG600DO is used as a primary or auxiliary emulsifier in creams, lotions, makeup removers, and sunscreens, providing the product with a fine texture and good spreadability. In the textile industry, it is a key component in synthetic fiber spinning oils and antistatic agents, offering fiber smoothness and cohesiveness, effectively reducing the yarn breakage rate during spinning. In the field of metalworking fluids, this product performs dual functions of emulsification and lubrication in emulsified cutting fluids, grinding fluids, and rolling oils, helping to improve machining precision and surce finish of workpieces. Furthermore, in agricultural chemicals, PEG600DO serves as an efficient emulsifying component in pesticide emulsifiable concentrates, microemulsions, and emulsion concentrates, ensuring the dispersion uniformity and efficacy release stability of the diluted spray in field applications. In industrial cleaning, it is suitable for degreasing agents and hard surce cleaners, enhancing the emulsification and removal of mineral oils and greases, while its low-foaming characteristics cilitate subsequent cleaning processes. Application Details by Industry Application Industry Specific Process/Product Functional Role Cosmetics & Personal Care Skin creams, sunscreens, cial cleansers, makeup removers, creams & lotions Primary/auxiliary emulsifier, providing emulsification stability and moisturizing skin feel Textile Industry Synthetic fiber spinning oils, finishing auxiliaries, antistatic treatment Smoothing agent, bundling agent, antistatic agent, reducing fiber breakage rate Metalworking Fluids Emulsified cutting fluids, grinding fluids, rolling oils Emulsifying and lubricating component, combining cooling, lubrication, and cleaning functions Agrochemical Sector Pesticide emulsifiable concentrates, microemulsions, emulsion concentrates High-efficiency emulsifier, promoting dispersion of active ingredients and efficacy release Industrial Cleaning Degreasing agents, hard surce cleaners, water-based/solvent-based cleaning formulations Emulsifying and dispersing agent, enhancing oil and grease removal, with anti-rust protection Application Recommendations In formulation design, PEG600DO can be used alone as an emulsifier or combined with other nonionic or anionic surctants to optimize the HLB value and emulsification efficiency. It is recommended that in cosmetic cream systems, the typical dosage is 2% to 5% of the total formulation weight; in concentrated metalworking fluid formulations, the addition amount can reach 10% to 20%; in pesticide emulsifiable concentrate formulations, the dosage should be adjusted based on the properties of the active ingredient, generally accounting for 5% to 15% of the total formulation. The specific dosage should be determined through formulation experiments to find the optimal ratio. Due to its low-foaming property, this product is particularly suitable for industrial cleaning and metalworking processes where foam control is required. Additionally, its mild and low-irritation characteristics ensure high safety in daily chemical products that come into direct contact with the skin. Precautions Storage temperature should be kept at 5-40°C, stored in a cool, dry, and well-ventilated place, avoiding direct sunlight and high-temperature environments. After opening, the container should be sealed immediately, kept upright, and stored away from strong oxidizing agents. During handling, it is recommended to wear chemical safety goggles and impermeable gloves (such as nitrile rubber or neoprene gloves) to avoid prolonged direct skin contact. Flash point > 150°C (closed cup), classified as non-flammable liquid, but still keep away from open flames. Oral (rat) LD50 > 5000 mg/kg, classified as low toxicity, but prevent large leaks into water sources or soil.

Question 10

What are the physicochemical technical parameters of PEG600DO (polyethylene glycol 600 dioleate)?

Accepted Answer

The physicochemical technical parameters of PEG600DO (polyethylene glycol 600 dioleate) cover core indicators such as appearance, HLB value, cloud point, density, viscosity, and surce tension. The following is a complete parameter table based on the product database of Guoli Chemical. Detailed Description PEG600DO (CAS No.: 9004-96-0) is a nonionic surctant with a molecular formula of C36H66O4(C2H4O)n (n≈13) and a molecular weight of approximately 1100. Its molecular structure consists of a hydrophilic polyethylene glycol (PEG-600) chain segment and two lipophilic oleic acid groups. This diester structure endows the product with excellent emulsifying, dispersing, and wetting capabilities. The product appears as a light yellow to yellow liquid, with a freezing point below 0°C, remaining liquid at room temperature for easy handling and formulation. In terms of emulsification performance, the diester content is ≥95%, monoester content ≤5%, free alcohol content ≤3%, and active ingredient content ≥99%, indicating high purity. The HLB value (hydrophilic-lipophilic balance) is 10~11, lling within the O/W (oil-in-water) emulsifier category. It is dispersible in water and soluble in organic solvents such as ethanol and acetone, showing good compatibility with anionic, cationic, and nonionic systems. The cloud point range is 55~65°C, and its low-foaming property offers significant advantages in industrial cleaning applications. From a safety and stability perspective, the product has a flash point >200°C (closed cup), making it non-flammable; the acute oral toxicity LD50 is >5000 mg/kg, classifying it as practically non-toxic; it is chemically stable and maintains activity in acid, alkali, and hard water media, but its alkali resistance is rated as "poor", requiring careful evaluation in strongly alkaline formulations. This product is classified as a non-hazardous substance, with relatively lenient storage and transportation conditions, recommended storage temperature being 5~40°C. Technical Parameters Parameter Item Value Remarks Appearance Light yellow to yellow liquid Visual inspection CAS No. 9004-96-0 — Molecular Formula C36H66O4(C2H4O)n, n≈13 — Molecular Weight Approx. 1100 — Ionic Type Nonionic — HLB Value 10~11 O/W emulsifier Cloud Point 55~65 °C 1% aqueous solution Active Content ≥99% — pH (1% aqueous solution) 5.0~7.0 25°C pH (5% aqueous solution) 4.5~7.5 25°C Density 1.11~1.13 g/cm³ 20°C Kinematic Viscosity 150~250 mm²/s 40°C Refractive Index 1.466~1.468 20°C Flash Point >200 °C Closed cup method Freezing Point — Surce Tension 30~35 mN/m 25°C, near critical micelle concentration Critical Micelle Concentration (CMC) 0.01~0.1% (w/v) 25°C Acid Value ≤2 mg KOH/g — Saponification Value 90~110 mg KOH/g — Hydroxyl Value ≤10 mg KOH/g — Iodine Value 40~60 g I₂/100g — Moisture Content ≤1.0% — Diester Content ≥95% — Monoester Content ≤5% — Free Alcohol ≤3% — Solubility Dispersible in water, soluble in ethanol and acetone — Foaming Characteristics Low foaming — Chemical Stability Stable In acid, alkali, and hard water media Alkali Resistance Poor Evaluate in strongly alkaline environments Hygroscopicity Slightly hygroscopic —

PEG600DO, PEG-600 Dioleate

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Property	Value
CAS No.	9004-96-0
Molecular Formula	C36H66O4(C2H4O)n, n≈13
Appearance	Pale yellow to brownish-yellow liquid
Ionic Type	Nonionic
Avg. Molecular Weight	Approx. 1100
Cloud Point	55~65
Active Content	≥99%
pH Value(1%)	5.0~7.0
pH Value(5%)	4.5~7.5
Iodine Value	40~60
Solubility	Dispersible in water; soluble in ethanol
Surface Tension	30~35
CMC	0.01~0.1% (w/v)
Acid Value	≤2
Saponification Value	90~110
Hydroxyl Value	≤10
Moisture	≤1.0
Density	1.11~1.13
Kinematic Viscosity	150~250
Refractive Index	1.466~1.468
Flash Point	>200
Hygroscopicity	Slightly hygroscopic
Chemical Stability	Stable
Foam Property	Low foam
Alkali Resistance	Poor
Unsaturation	~1.8 mol/kg
Viscosity	150~250
Melting Point	＜0
Monoester Content	≤5%
Diester Content	≥95%
Low Shear Viscosity	100~300
Solid Content	≥99%
Free Alcohol	≤3%
Heavy Metal	≤20
Arsenic	≤2

PEG600DO, PEG-600 Dioleate

Product Details

Applications

Properties

Safety

Product Overview

Packaging and Storage

Specialty Applications

Product Properties

Safety

GHS

Handling

Storage

First Aid

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