Question 1

Is MOA-12 (AEO-12) harmful to humans? Does it have an impact on the environment?

Accepted Answer

MOA-12 (AEO-12) has low toxicity and low irritation to humans, and is safe and controllable under normal use; for the environment, it is toxic to aquatic organisms to some extent, but it is easily and rapidly biodegradable and has low bioaccumulation potential, so the ecological risk is relatively small under reasonable use. Detailed Explanation MOA-12 (Lauryl alcohol polyoxyethylene ether-12) is a nonionic surctant widely used in textiles, daily chemicals, pesticides, leather and other fields. According to the Globally Harmonized System of Classification and Labelling of Chemicals (GHS), this product is not classified as a hazardous substance, and its overall safety performance is good. In terms of human safety, the acute oral toxicity (rat LD50 > 2000 mg/kg) and acute dermal toxicity (rabbit LD50 > 2000 mg/kg) are both at low toxicity levels; the Primary Irritation Index (PII) for skin is 0.0, meaning non-irritating to skin; it causes only mild, reversible eye irritation (Category 2B), which typically subsides within 24–48 hours; the skin sensitization test result is non-sensitizing. Therefore, under normal operating conditions, MOA-12 poses a very low health risk to humans, and no special skin protection is required during routine use. Regarding environmental impact, an objective perspective is needed: MOA-12 is toxic to aquatic organisms (fish 96h LC50 1–10 mg/L), and direct large-scale discharge may cause short-term effects on aquatic ecosystems. However, it has excellent biodegradability (OECD 301 method, >60% degradation within 28 days), is easily and rapidly biodegradable, and has low bioaccumulation potential (Log Pow < 3), making it unlikely to accumulate in the food chain. Overall, as long as it is used and disposed of in strict accordance with regulations, its cumulative risk to the environment is controllable. Technical Parameters ItemDataConclusion Acute oral toxicity (rat)LD50 > 2000 mg/kgLow toxicity Acute dermal toxicity (rabbit)LD50 > 2000 mg/kgLow toxicity Skin irritation (rabbit)PII = 0.0Non-irritating Eye irritation (rabbit)Mild conjunctival redness, subsides within 24–48 hMild reversible irritation Skin sensitization (guinea pig)NegativeNon-sensitizing GHS ClassificationEye Irrit. 2B (H320)Non-hazardous substance Aquatic toxicity (fish 96h)LC50 1–10 mg/LToxic to aquatic organisms Biodegradability (OECD 301)Degradation rate >60% in 28 daysEasily and rapidly biodegradable Bioaccumulation potentialLog Pow < 3Low bioaccumulation Application Recommendations In normal application scenarios such as textiles, daily chemicals, pesticides, and leather processing, the concentration and usage amount of MOA-12 are within safe ranges, and the risk to humans and the environment is controllable. Operators only need to follow basic industrial hygiene practices to ensure safety. This product is especially suitable for formulations with environmental requirements, as its easy biodegradability aligns with the trend of green chemistry and sustainable development. Precautions Eye protection: It is recommended to wear chemical safety goggles or splash goggles during operation to prevent splashing into eyes. If accidentally splashed into eyes, rinse immediately with plenty of water for at least 15 minutes. Skin protection: No special protection is required for routine use, but for prolonged or repeated contact, it is recommended to wear nitrile or neoprene gloves to prevent dry skin. Environmental discharge: Do not discharge directly into sewers or natural water bodies without treatment. In case of a large spill, contain with dikes and notify the environmental authorities to avoid acute toxic harm to aquatic organisms. Storage conditions: Keep the container tightly closed and store in a cool, dry, well-ventilated place at 5–40°C, away from strong oxidizing agents, strong acids, and strong bases. Shelf life: Under unopened conditions, the shelf life is generally 24 months.

Question 2

What should I do if problems occur during the use of MOA-12 (AEO-12)? How to obtain technical support?

Accepted Answer

When problems occur during the use of MOA-12 (AEO-12), you can first conduct a preliminary investigation and self-check based on the specific phenomenon. Most common issues can be resolved by adjusting process parameters or formulations. If further help is needed, you can directly contact the technical team of Hai'an Guoli Chemical Co., Ltd. for professional support. Common problems and troubleshooting suggestions MOA-12 (AEO-12), as a mature nonionic tty alcohol polyoxyethylene ether surctant, performs stably under normal conditions. However, in practical applications, individual situations may arise due to process conditions, water quality, or formulation compatibility. The following are common problems and corresponding investigation directions: 1. Poor emulsification effect: First, check whether the operating temperature is suitable. The cloud point of MOA-12 is relatively high, and it can maintain good emulsifying ability even at higher temperatures. However, if the system temperature is too low (below 5°C), the product becomes a waxy solid and needs to be slowly thawed and stirred evenly before use. Secondly, confirm the water hardness. MOA-12 has strong tolerance to calcium and magnesium ions, but extremely hard water conditions (>500 ppm) may still affect performance. It is recommended to use a small amount of chelating agent. Additionally, check whether the oil-water ratio and dosage are within the recommended range. 2. Insufficient cleaning/detergency: Confirm whether the dosage is sufficient. In liquid detergent formulations, MOA-12 is a core surce-active component, and the recommended dosage is usually 3% to 15% of the total formulation (depending on the specific application). Also, pay attention to the compounding ratio with other surctants (such as anionic LAS, AES, etc.), as a reasonable synergistic effect can significantly improve detergency. If used for textile scouring, check whether the pretreatment bath ratio, temperature, and time parameters are appropriate. 3. Abnormal product appearance (layering, precipitation, discoloration): The normal appearance of MOA-12 is white to slightly yellow paste or waxy solid. If severe discoloration or odor occurs, it may be due to excessive storage temperature or contact with strong oxidants, leading to deterioration. It is recommended to check whether storage conditions comply with regulations (should be stored in a cool, dry place at 5–40°C, away from strong oxidants). Slight layering can be restored by stirring. 4. Foam issues (too much or too little): MOA-12 is a medium-foaming surctant. If too much foam affects the process, appropriately reduce the dosage or add a defoamer. If foam is insufficient, compound with a high-foaming surctant for adjustment. Technical parameters Parameter nameParameter value Product nameMOA-12 (AEO-12) CAS number68439-50-9 Chemical typeNonionic surctant (tty alcohol polyoxyethylene ether) AppearanceWhite to slightly yellow paste or waxy solid IonicityNonionic HLB value rangeNot available (please consult Guoli Chemical technical department) Cloud pointNot available (please consult Guoli Chemical technical department) pH adaptabilityResistant to acid and alkali, stable over a wide pH range Hard water toleranceExcellent, good tolerance to calcium and magnesium ions BiodegradabilityReadily and rapidly biodegradable (OECD 301 method, 28-day degradation rate > 60%) Shelf life24 months (unopened, stored at 5–40°C) Ways to obtain technical support If the problem is not resolved after self-check, Hai'an Guoli Chemical Co., Ltd. provides multi-channel technical support services: 1. Telephone technical consultation: Directly call Guoli Chemical's sales or technical department, describe the usage scenario, process conditions, and abnormal phenomena in detail to the technical personnel, who will provide targeted solutions. It is recommended to prepare the product batch number, usage conditions (temperature, pH, water quality, dosage, compatible raw materials, etc.), and a detailed description of the abnormal performance in advance for quick problem identification. 2. Sample delivery for testing: If product quality abnormality or batch-to-batch variation is suspected, send the problematic sample together with the retained sample to Guoli Chemical's quality inspection department. The company can provide free product quality re-inspection services, issue a test report, and compare it with standard indicators. 3. On-site technical guidance: For major application issues or new process development needs, Guoli Chemical can arrange technical personnel to conduct on-site investigation and process debugging to help customers optimize formulations and operating parameters. 4. Email/online consultation: Submit a technical consultation form through Guoli Chemical's official website or corporate email, including a detailed problem description and relevant images. The technical team will respond promptly during working days. Notes Before contacting technical support, please prepare the product batch number to trace production and quality inspection records. Record the process parameters at the time of the abnormality (temperature, pH value, water hardness, dosage, compatible chemicals, etc.) in detail to help technical personnel quickly diagnose. If eye contact irritation occurs, follow safety instructions and immediately rinse with plenty of water for at least 15 minutes. The irritation usually subsides within 24–48 hours. Although the product is classified as low toxicity, it should still be avoided from direct discharge into water bodies (fish 96h LC50: 1–10 mg/L). Disposal must be carried out by qualified institutions. For formulation optimization suggestions, you can request the application technical manual and recommended compounding schemes for this product from Guoli Chemical.

Question 3

How to purchase MOA-12 (AEO-12)? What is the minimum order quantity?

Accepted Answer

To purchase MOA-12 (AEO-12), please contact the sales team of Guoli Chemical for the latest quotation and ordering plan. There is no unified public data on the minimum order quantity, so it is recommended to consult directly for confirmation. Detailed Description MOA-12 (AEO-12) (CAS No.: 68439-50-9), produced by Hai'an County Guoli Chemical Co., Ltd., is a high-polymerization degree tty alcohol polyoxyethylene ether nonionic surctant. According to product database information, the price of this product needs to be obtained by contacting the sales team for the latest quotation. There is no fixed price in the database, and the pricing may be flexibly adjusted based on raw material market conditions, purchase volume, and cooperation mode. The conventional packaging specifications of the product include 50kg plastic drum, 200kg plastic drum, and IBC tote, which can meet diverse procurement needs from small-scale trials, pilot testing to industrial mass production. Regarding the minimum order quantity (MOQ), there is no clear regulation in the database. Usually, the minimum order quantity of chemical raw materials is determined based on packaging specifications and inventory conditions. It is recommended to refer to the official reply from the sales team. Ordering Method Consultation Channel: Directly contact the sales department of Hai'an County Guoli Chemical Co., Ltd. to obtain product quotations, Technical Data Sheets (TDS), and Safety Data Sheets (SDS/MSDS). Requirement Preparation: It is recommended to clarify in advance the required packaging specifications, estimated annual usage, and main application directions (such as textile scouring, pesticide emulsification, daily chemical washing, etc.) so that the sales personnel can match the optimal solution for you. Sample Service: If you need to evaluate product performance first, you can simultaneously apply for small samples to test their wetting, emulsifying, cleaning, and other performances in your system. Precautions This product is in the form of paste to viscous liquid (melting point 15~20°C). It may be solid in winter. Storage and transportation require attention to heat preservation and anti-freezing (recommended storage temperature 5–40°C). The product is non-hazardous and can be transported by conventional land or sea, but the packaging needs to be sealed and moisture-proof, as it is slightly hygroscopic. The final transaction price is subject to the sales contract. Bulk purchases can usually enjoy tiered discounts. Please be sure to request a formal quotation.

Question 4

Does MOA-12 (AEO-12) meet environmental requirements? Can you provide a test report?

Accepted Answer

MOA-12 (AEO-12) complies with mainstream green chemical environmental requirements, featuring easy and rapid biodegradability and low bioaccumulation potential, but attention should be paid to its certain toxicity to aquatic organisms. Detailed Explanation MOA-12 (AEO-12) performs well in environmental compliance. According to product safety data, under the OECD 301 test conditions, the 28-day biodegradation rate exceeds 60%, meeting the "readily biodegradable" standard. This means that after use, the product can be rapidly decomposed by microorganisms in the natural environment, without causing long-term ecological accumulation issues, aligning with the current green chemistry and sustainable development industry direction. In terms of bioaccumulation, the octanol/water partition coefficient (Log Pow) of MOA-12 is less than 3, indicating low bioaccumulation potential, making it less likely to enrich and amplify in the food chain, posing a low long-term risk to the ecosystem. However, special attention should be paid to its acute toxicity to aquatic organisms: the LC50 (fish, 96h) is 1–10 mg/L, classified as "toxic to aquatic organisms". Therefore, strict control during use and discharge is necessary to avoid direct release of high concentrations into natural water bodies. The product itself is not classified as a hazardous substance under GHS; it may only cause mild reversible eye irritation. Acute oral and dermal toxicity are both low (LD50 > 2000 mg/kg), with no skin irritation or sensitization. Overall, under normal use and compliant discharge conditions, MOA-12 exhibits relatively good environmental friendliness. Technical Parameters (Environmentally Relevant Indicators) Environmental IndicatorTest Method / StandardResult / DataEvaluation BiodegradabilityOECD 301 method28-day degradation rate > 60%Readily biodegradable Bioaccumulation potentialOctanol/water partition coefficient (Log Pow)< 3Low bioaccumulation potential Aquatic toxicity (fish, 96h)LC501–10 mg/LToxic to aquatic organisms Acute oral toxicity (rat)LD50> 2000 mg/kgLow toxicity Acute dermal toxicity (rabbit)LD50> 2000 mg/kgLow toxicity Skin irritation (rabbit)Primary Irritation Index (PII)0.0Non-irritating Skin sensitization (guinea pig)—No sensitizationSafe About the Test Report This system currently does not have a complete third-party test report electronic file for MOA-12 (AEO-12). As a regular chemical manucturer, Guoli Chemical can usually provide the following types of test documents upon customer request: Certificate of Analysis (COA, standard for each batch) Material Safety Data Sheet (MSDS/SDS) Biodegradation test report (third-party re-testing can be arranged) ROHS, REACH and other regulatory compliance declarations Suggested Ways to Obtain Test Reports To obtain official test reports, it is recommended to directly contact the sales or quality management department of Haian Guoli Chemical Co., Ltd., specifying the type of report required (e.g., COA, SDS, third-party environmental test, etc.) and the corresponding batch number, so that staff can respond quickly. Alternatively, you can request that the test report be included with the product upon ordering, or apply for on-demand sample testing services.

Question 5

What are the advantages of MOA-12 (AEO-12) compared to similar products?

Accepted Answer

According to Guoli Chemical technical data, MOA-12 (AEO-12) exhibits outstanding comprehensive performance advantages among similar tty alcohol polyoxyethylene ethers, mainly reflected in excellent emulsifying, wetting, and detergency three-in-one effects, as well as superior application stability and environmental safety. In detail, as Guoli Chemical's flagship nonionic surctant, the advantages of MOA-12 (lauryl alcohol polyoxyethylene ether-12, C12-14 alcohol + 12EO) can be summarized as follows: 1. **Strong emulsifying ability**: HLB value of approximately 14.5, which lls within the efficient range of oil/water (O/W) emulsifiers. It can significantly reduce oil/water intercial tension, forming stable and fine emulsions, especially excelling in fields such as pesticide emulsions, cosmetic emulsification and solubilization, and metal cleaning emulsification and degreasing. 2. **Outstanding wetting and permeability**: The penetration force of a 0.1% aqueous solution is > 300 seconds (canvas settling method), with surce tension as low as 28~32 mN/m. This means it can rapidly spread and penetrate surces of textiles, leather, metals, etc., accelerating the efficiency of subsequent processes (such as scouring, degreasing). 3. **Reliable detergency**: It has good emulsifying dispersion and removal ability for various oil stains (mineral oils, natural ts, floating colors, etc.), demonstrating stable decontamination performance in textile soaping, household washing, and industrial hard surce cleaning. 4. **Excellent chemical and water stability**: It maintains structural stability in acidic and alkaline media, and has excellent tolerance to calcium and magnesium ions in hard water, without easily forming precipitates, ensuring stable performance under complex water quality and different process conditions (such as high-temperature scouring, alkaline degreasing). 5. **Low toxicity, safe, and environmentally friendly**: The product itself is low-toxic (rat oral LD50 > 2000 mg/kg), non-irritating to the skin, non-sensitizing, and only causes mild reversible irritation to the eyes. More importantly, it is readily biodegradable (OECD 301 method, > 60% degradation in 28 days) with low bioaccumulation potential, complying with current international environmental regulations and green chemical trends, thereby reducing ecological accumulation risks after use. 6. **Stable physical form, easy to handle**: It appears as a white to slightly yellow paste or waxy solid at room temperature, with active ingredient content ≥ 99%, low free alcohol content, not prone to stratification, cilitating precise metering and stable feeding at different temperatures. Compared to similar products with low EO numbers (such as MOA-3, MOA-7) or high EO numbers (MOA-15, MOA-23), the EO number (12) of MOA-12 reaches a "sweet spot" in the hydrophilic-lipophilic balance, offering both good water solubility (cloud point up to 90~95°C) and strong emulsifying power for oils, along with moderate foam that is easy to rinse, meeting current industrial needs for energy and water conservation. Specific technical parameter comparisons are as follows (taking Guoli Chemical database indicators as examples): | Key Indicator | MOA-12 (AEO-12) | Characteristics of Similar Low-EO Products | Characteristics of Similar High-EO Products | | :--- | :--- | :--- | :--- | | **EO Number** | 12 | Usually 3~7 | Usually 15~25 | | **HLB Value** | 14.5 (Hydrophilic) | 8~12 (Lipophilic to moderate) | 15~17 (Strongly hydrophilic) | | **Penetration (0.1%, canvas settling)** | > 300 seconds (Good) | General (mainly oil-soluble) | Slightly weak (thick hydration layer, slower spreading) | | **Emulsifying Power** | Excellent (O/W emulsion) | Weak (suitable for W/O or lipophilic emulsification) | Good (but for heavy oil emulsification, may not match 12EO) | | **Cloud Point (1% aqueous solution)** | 90~95°C | Usually 100°C, suitable for higher temperatures but may increase foam | | **Foam Characteristics** | Moderate, easy to rinse | Low to no foam | Higher, requires more rinse water | | **Application Focus** | General purpose scouring, cleaning, emulsification, degreasing | Mainly as water-in-oil emulsifier, synthesis of lipophilic intermediates | High-temperature dispersant, leveling agent, high cloud point cleaner | In summary, Guoli Chemical's MOA-12 (AEO-12), with its balanced emulsifying-wetting-detergency capabilities, wide temperature range applicability, excellent hard water/acid-base resistance stability, and outstanding environmental safety features, has become the preferred choice for formulation upgrades and green transformation in multiple industries such as textiles, daily chemicals, leather, pesticides, and industrial cleaning.

Question 6

How to store MOA-12 (AEO-12)? What is the shelf life?

Accepted Answer

MOA-12 (AEO-12) should be stored sealed in a cool, dry, and well-ventilated place. The recommended storage temperature is 5–40°C. The shelf life is 24 months under unopened conditions. Detailed Description MOA-12 (AEO-12) is a non-ionic surctant that appears as a white to slightly yellow paste or waxy solid, with good physical stability. To ensure that the product maintains its stable performance during storage, standardized storage management requirements must be followed. The product itself is not flammable, but it should still be kept away from heat sources, sparks, and open flames, and it is advisable to store it separately from combustible materials. If the product freezes under low temperature conditions, it does not need to be discarded. The product can be slowly thawed and stirred evenly before continued use, and its application performance will not be affected. The product is chemically stable and will not decompose or deteriorate under normal storage conditions. However, it should be avoided to coexist with strong oxidizers, strong acids, and strong alkalis to prevent accidental chemical reactions. The product is readily biodegradable. When discarding, it should be disposed of by qualified waste treatment agencies in accordance with local/national regulations. Low concentrations entering the environment are less hazardous, but emissions should still be strictly controlled to avoid water pollution. Storage Conditions and Shelf Life Storage ParameterSpecific Requirement Container RequirementKeep the container tightly closed to prevent moisture absorption and contamination Storage EnvironmentCool, dry, and well-ventilated place Recommended Temperature Range5–40 °C (avoid freezing or overheating) Incompatible MaterialsAvoid coexistence with strong oxidizers, strong acids, and strong alkalis Fire Source ManagementKeep away from heat sources, sparks, and open flames; it is advisable to store separately from combustible materials Shelf LifeGenerally 24 months under unopened conditions Freezing TreatmentCan still be used after slow thawing and uniform stirring Application Recommendations Before use, it is recommended to check whether the appearance is normal based on the product batch and storage time (should be a white to slightly yellow paste or waxy solid, without abnormal layering or discoloration). If the product has been stored for a long time, it can be appropriately stirred or gently heated to a flowable state before use to ensure uniform composition. After opening, the product should be used up as soon as possible, and the remaining product should be resealed and stored to minimize contact with air and moisture. Precautions After opening, it should be sealed as much as possible to avoid moisture absorption and caking. Eating, drinking, or smoking is prohibited at the operation site; follow good industrial hygiene practices. In case of leakage, small spills should be absorbed with inert absorbent materials (such as sand, vermiculite) and collected in closed containers; large spills require diking to prevent direct discharge into sewers or water bodies. If the product accidentally contacts the eyes, immediately rinse with plenty of water for at least 15 minutes; if irritation persists, seek medical attention. This product only causes mild reversible irritation, which usually subsides within 24–48 hours.

Question 7

What safety precautions should be taken when using MOA-12 (AEO-12)?

Accepted Answer

MOA-12 (AEO-12) is a low-toxicity nonionic surctant with relatively high safety under normal use. However, attention should be paid to eye protection, proper storage, and emergency handling to minimize risks. Detailed Explanation MOA-12 (lauryl alcohol polyoxyethylene ether-12) is not classified as a hazardous substance according to the Globally Harmonized System of Classification and Labelling of Chemicals (GHS). Its acute oral toxicity (rat) LD50 > 2000 mg/kg, acute dermal toxicity (rabbit) LD50 > 2000 mg/kg, both are low toxicity levels. Under normal operating conditions, it is non-irritating to the skin (Primary Irritation Index: 0.0), and the skin sensitization test (guinea pig) result is non-sensitizing. It is a relatively safe surctant product. Special attention should be paid to its mild eye irritation (GHS category 2B, H320). Contact may cause reversible conjunctival redness, which usually subsides within 24–48 hours. Therefore, eye protection is the most critical protective measure during handling. Additionally, although this product is not flammable, it may release carbon monoxide, carbon dioxide, and other irritating fumes when burned. Appropriate protective equipment should be used during firefighting. In terms of environmental protection, MOA-12 is readily biodegradable (OECD 301 method, > 60% degradation in 28 days) and has low bioaccumulation potential (Log Pow Key Safety Parameters Parameter Value Description Acute Oral Toxicity (Rat) LD50 > 2000 mg/kg Low Toxicity Acute Dermal Toxicity (Rabbit) LD50 > 2000 mg/kg Low Toxicity Skin Irritation (Rabbit) PII: 0.0 Non-irritating Eye Irritation (Rabbit) Mild Irritation Reversible within 24–48 hours Skin Sensitization (Guinea Pig) Non-sensitizing — Aquatic Toxicity (Fish 96h) LC50 1–10 mg/L Toxic to aquatic organisms Biodegradation (OECD 301) > 60% degradation in 28 days Readily biodegradable Bioaccumulation Log Pow Low bioaccumulation potential GHS Classification Non-hazardous substance Only eye irritation category 2B Handling and Storage Recommendations Handling protection: It is recommended to wear chemical safety goggles or splash-proof eyewear to prevent splashes into eyes; no special skin protection is required for routine use, but wearing nitrile or neoprene gloves is recommended to avoid possible skin dryness from prolonged or repeated contact. Operate in a well-ventilated area and avoid forming and inhaling mists or vapors. Follow good industrial hygiene practices: wash hands and ce after handling, and do not eat, drink, or smoke in the handling area. Storage conditions: Keep containers tightly closed and store in a cool, dry, well-ventilated place. Recommended temperature is 5–40°C. Prevent freezing or overheating. If frozen, thaw slowly and stir evenly before use. Avoid coexistence with strong oxidizers, strong acids, and strong bases. Keep away from heat sources, sparks, and open flames. Under unopened conditions, the shelf life is generally 24 months. Emergency Response Measures Eye contact: Immediately rinse with plenty of water or saline solution for at least 15 minutes, lifting eyelids thoroughly. If irritation persists, seek medical attention. Skin contact: Remove contaminated clothing and wash skin thoroughly with soap and plenty of water. If discomfort occurs, seek medical attention. Inhalation: Move the person to fresh air and keep airway clear. If coughing, difficulty breathing, or persistent discomfort occurs, seek medical attention immediately. Ingestion: Rinse mouth thoroughly with water. Do NOT induce vomiting. Seek medical attention immediately and show safety data sheet or container label. Leak handling: Small spills: absorb with inert absorbent material (e.g., sand, vermiculite) and collect in a closed container. Large spills: dike and contain, transfer with explosion-proof pump to a dedicated container. Do not discharge into sewers or water bodies. Notes Although skin irritation is very low, prolonged or repeated contact may still cause skin detting and dryness. Basic hand care is recommended. This product is toxic to aquatic organisms (fish 96h LC50: 1–10 mg/L). Waste liquid after use should be treated to meet discharge standards and not directly discharged into natural water bodies. The product appears as a white to slightly yellow paste or waxy solid. It may thicken at low temperatures, which is a normal physical phenomenon. It returns to normal use state after slow warming. The above toxicological data are from the safety data sheet of Guoli Chemical. Specific operations should assess risks based on actual site conditions.

Question 8

How to use MOA-12 (AEO-12)? What is the recommended dosage?

Accepted Answer

The dosage of MOA-12 (AEO-12) varies depending on the specific application field. It is usually recommended to disperse and use it under stirring in the aqueous phase. The reference dosage range is 1% to 20%, and the optimal ratio should be verified through small-scale experiments. Detailed Description MOA-12 (AEO-12) is a nonionic surctant with a high HLB value (approximately 14.5). It appears as a white to slightly yellow paste or waxy solid (melting point 15~20°C). With a cloud point as high as 90~95°C, it maintains good solubility and surce activity even in high-temperature processes. Before use, ensure the material is uniform. If solidification or stratification occurs due to low temperature, place the packaging drum in a 25~40°C warm water bath to slowly heat it. After complete melting or restoration of fluidity, stir evenly before use, which does not affect product performance. This product is a high-concentration (effective content ≥99%) item, typically used as the core surctant component in formulations. The most common addition method is to directly add it into the aqueous phase under stirring, utilizing its easy water solubility for rapid dispersion and dissolution. It can also be compounded with other anionic, nonionic, or amphoteric surctants to achieve synergistic effects. Given its low critical micelle concentration (CMC) of 0.09 mmol\/L, which means micelles can form at very low concentrations, significant wetting, emulsification, and detergency effects can be achieved with a small dosage in practical applications. Since the Guoli Chemical database does not have fixed standard dosage data for each scenario, the following recommended dosages are reference ranges based on the product's HLB value, CMC, and industry common formulation practices. Before formal production, it is strongly recommended to optimize and determine the specific dosage best suited for your system through laboratory small-scale experiments, combined with target cleaning power, emulsifying stability, or wetting speed. Recommended Dosage by Application Field Application Field Recommended Dosage (based on total formula weight) Usage Method and Function Textile Printing and Dyeing Auxiliaries (Scouring Agent\/Detergent) 5% – 15% Compounded with anionic surctants (e.g., sulfonates) and used in high-temperature baths at 60~95°C, providing excellent penetration, emulsification, and detergency to effectively remove waxes, pectin, and floating colors from fibers. Industrial and Household Liquid Detergents (Laundry Liquid\/Dishwashing Liquid) 1% – 10% Compounded with nonionics (AEO-9, AEO-7) and anionics (AES, LAS), enhancing emulsification and removal of stubborn oily stains, while providing moderate foam control ability. Leather Degreasing Agent 2% – 8% Added during the soaking or degreasing process, gently emulsifying and removing natural animal ts inside and outside the leather hide, improving leather softness and dye uniformity. Pesticide Emulsifier 5% – 20% As an emulsifying and dispersing component in the oil phase (technical material + solvent), allowing the pesticide emulsifiable concentrate to automatically form a stable oil-in-water emulsion upon contact with water, improving the wetting and spreading ability of the spray liquid on plant leaves. Cosmetic Emulsifier and Solubilizer 0.5% – 5% Used in makeup removers, transparent lotions, or cream formulations to assist in solubilizing fragrances, essential oils, or oil-soluble active ingredients, helping to form stable and fine emulsions and improve skin feel during application. Metal Hard Surce Cleaner 3% – 12% Combined with alkaline additives and chelating agents, effectively removing mineral oils, cutting fluids, and rust preventive oils from metal part surces at room temperature or under heating, with extremely low corrosiveness to the metal substrate. Application Recommendations Compounding Synergy: MOA-12 is nonionic, chemically stable, and has good compatibility with anionic, cationic, and other nonionic surctants. In formulations requiring high detergency, compounding with anionic surctants (e.g., LAS, AES) can produce significant synergistic detergency effects. Temperature Control: Although the cloud point of MOA-12 is as high as 90~95°C, making it suitable for high-temperature textile scouring processes, appropriate heating (30~40°C) during dissolution in room-temperature cleaning formulations can accelerate the dissolution and mixing process. Foam Characteristics: This product has moderate foaming. In industrial cleaning fields requiring low foam or foam control, it is recommended to be used in combination with defoamers or low-foam nonionic surctants (e.g., EO\/PO block copolyethers). pH Adaptability: It remains stable in both acidic and alkaline media and can be used over a wide pH range of 5 to 12 without hydrolysis causing ilure. Precautions This product is slightly hygroscopic. After use, ensure the packaging is sealed and stored in a cool, dry place. When preparing high-concentration aqueous solutions, it is recommended to slowly add MOA-12 to a measured amount of water under stirring to avoid local gelation and encapsulation from one-time addition, which affects the dissolution rate. Although it is non-irritating to the skin, based on good industrial hygiene practices, it is still recommended to wear protective gloves and safety goggles during extended operation to prevent mild irritation from splash into the eyes. All dosages are recommended reference values. The actual optimal dosage must be ultimately determined through small-scale experiments based on your specific formulation system, raw water hardness, and target performance requirements.

Question 9

What are the main industries and processes where MOA-12 (AEO-12) is applied?

Accepted Answer

MOA-12 (AEO-12) is a nonionic surctant with excellent performance, widely used in six major industries: textile printing and dyeing, industrial and household cleaning, leather processing, pesticide formulations, cosmetics, and metal cleaning. Detailed Description MOA-12 (Lauryl alcohol polyoxyethylene ether-12, CAS: 68439-50-9) belongs to the high-degree polymerization tty alcohol polyoxyethylene ether nonionic surctant mily, appearing as a white to slightly yellow paste or waxy solid. With its excellent emulsification ability, outstanding wetting properties, and reliable detergency, MOA-12 plays a key auxiliary role in multiple industrial fields. In addition, this product is structurally stable in acidic and alkaline media, has excellent tolerance to calcium and magnesium ions in hard water, and maintains stable application performance under complex water quality conditions. In the textile industry, MOA-12 is mainly used as a scouring agent and detergent, effectively removing natural impurities (such as waxes and pectins) from fibers during the pretreatment scouring stage of cotton, polyester, and other brics, and removing unfixed dyes in the soaping process after dyeing to ensure color stness. In the field of industrial and household liquid detergents, it is a core surctant component in formulations such as laundry liquids, dishwashing liquids, and hard surce cleaners, capable of emulsifying and removing various oil stains while providing stable foam performance. Furthermore, in leather processing, MOA-12 can quickly penetrate between leather fibers during the degreasing process, efficiently emulsifying and removing natural ts; in pesticide formulations, it acts as an emulsifier to help uniformly disperse active ingredients in the aqueous phase, improving application efficacy; in cosmetic systems, it serves as an emulsifying solubilizer to assist in the stable dispersion of oil-soluble components, improving product sensory feel; in metal hard surce cleaners, it effectively removes industrial oils such as mineral oils, cutting fluids, and rust preventive oils, and is compatible with metal substrates without causing corrosion. Application Overview Industry Application Process\/Use Functional Role Textile Printing and Dyeing Scouring agent, detergent, soaping after dyeing Wetting and penetrating, removing natural impurities and unfixed dyes Industrial and Household Cleaning Laundry liquid, dishwashing liquid, hard surce cleaners Core surctant component, detergency and emulsification Leather Processing Degreasing process Penetrating and emulsifying natural ts, uniform degreasing Pesticide Formulations Emulsification of pesticide emulsifiable concentrates Emulsifying and dispersing active ingredients, improving efficacy Cosmetics Creams, lotions, cleansing oils Emulsifying and solubilizing oil-soluble components, improving skin feel Metal Cleaning Cleaning of metal parts and equipment shells Removing mineral oils, cutting fluids, rust preventive oils Application Recommendations MOA-12 has good formulation compatibility and can be used in combination with anionic, cationic, and other nonionic surctants to achieve synergistic effects. In textile scouring agent formulations, it is recommended to be combined with anionic surctants to enhance detergency; in liquid detergents, it can be used as a primary surctant or auxiliary component, with recommended dosage determined according to the specific formulation system and detergency target. In pesticide emulsifiable concentrate formulations, MOA-12 can be used alone or combined with other emulsifiers to ensure emulsion stability and the spreading ability of the liquid on crop leaves. Precautions 1. This product has low toxicity (acute oral and dermal LD50 > 2000 mg\/kg), and normal handling does not cause skin irritation, but eye contact may cause mild reversible irritation (GHS Category 2B). It is recommended to wear chemical safety goggles during operation. 2. Storage temperature is recommended at 5–40°C, avoid freezing or overheating; if freezing occurs, it can still be used after slow thawing and thorough stirring. 3. The product is readily biodegradable (OECD 301 method, >60% degradation in 28 days), in line with green chemical trends, but discharge should still be controlled to avoid direct entry into water bodies. The shelf life is generally 24 months under unopened conditions.

Question 10

What are the physical and chemical technical parameters of MOA-12 (AEO-12)?

Accepted Answer

MOA-12 (AEO-12) is a highly polymerized nonionic tty alcohol polyoxyethylene ether surctant with an HLB value of approximately 14.5, a cloud point of 90~95°C, readily soluble in water, and exhibits excellent emulsifying, wetting, and detergency properties. Detailed Description MOA-12 (AEO-12) has the chemical name lauryl alcohol polyoxyethylene ether-12, CAS number 68439-50-9, molecular formula C12-14H25-29O(C2H4O)nH (n≈12), and molecular weight approximately 714-730. The product appears as a white to slightly yellow paste to viscous liquid (melting point 15~20°C) and belongs to the class of nonionic surctants. The product has an active content of ≥99%, solid content of ≥99%, free alcohol ≤1%, and moisture ≤1.0%. In terms of solubility, MOA-12 is readily soluble in water, and the pH values of 1% and 5% aqueous solutions are both in the range of 5.0~7.0, being nearly neutral. It exhibits good chemical stability, maintaining structural stability in both acidic and alkaline media, excellent tolerance to calcium and magnesium ions in hard water, and good alkali resistance. MOA-12 has a critical micelle concentration (CMC) of 0.09 mmol/L (25°C), indicating that it can effectively reduce the surce tension of aqueous solutions at low concentrations (0.1% aqueous solution surce tension is 28~32 mN/m at 25°C). Its HLB value is 14.5, classifying it as a strongly hydrophilic surctant, suitable for use as an O/W emulsifier and solubilizer. The product is slightly hygroscopic, has a flash point >150°C (closed cup), is non-flammable, and exhibits good processing safety. Technical Parameters ItemParameter Value (Data source: Guoli Chemical Product Database) CAS Number68439-50-9 Chemical NameLauryl alcohol polyoxyethylene ether-12 / C12-14 tty alcohol polyoxyethylene ether (12EO) Molecular FormulaC12-14H25-29O(C2H4O)nH, n≈12 Molecular Weight~714-730 Ionic TypeNonionic Appearance (25°C)White to slightly yellow paste to viscous liquid Active Content≥99% Solid Content≥99% Moisture≤1.0% Free Alcohol Content≤1% HLB Value14.5 Cloud Point (1% Aqueous Solution)90~95°C pH Value (1% Aqueous Solution)5.0~7.0 pH Value (5% Aqueous Solution)5.0~7.0 Melting Point15~20°C Density (25°C)Approx. 1.02 g/cm³ Kinematic Viscosity (25°C)Approx. 200 mm²/s Low Shear Viscosity (25°C)Approx. 204 mPa·s Refractive Index (25°C)1.456~1.458 Flash Point (Closed Cup)>150°C Surce Tension (0.1% Aqueous Solution, 25°C)28~32 mN/m Critical Micelle Concentration CMC (25°C)0.09 mmol/L Penetration Force (0.1% Aqueous Solution, 25°C, Canvas Settling Method)>300s Hydroxyl Value70~85 mgKOH/g Acid Value≤0.5 mgKOH/g Saponification Value≤1 mgKOH/g Iodine Value≤1 Unsaturation≤0.04 mol/kg Foaming CharacteristicsModerate foam Alkali ResistanceGood Heavy Metals (as Pb)≤10 mg/kg Arsenic (As)≤2 mg/kg Chemical StabilityStable HygroscopicitySlightly hygroscopic SolubilityReadily soluble in water Parameter Interpretation and Application Suggestions HLB value of 14.5 indicates that MOA-12 is strongly hydrophilic and suitable for O/W emulsion systems. In pesticide emulsifiable concentrate formulations, it can help oil-soluble active ingredients disperse stably in the aqueous phase; in cosmetic creams and lotion formulations, it can be used as an auxiliary emulsifier and solubilizer. The recommended dosage is generally 1%~5% of the total formulation, which should be optimized based on the type and proportion of the oil phase in the system. Cloud point of 90~95°C (1% aqueous solution) indicates that the product can maintain good solubility and surce activity in high-temperature water baths, making it suitable for processes requiring operation at relatively high temperatures, such as textile printing and dyeing pretreatment scouring (usually at 80~95°C

MOA-12 (AEO-12)

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Properties

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Product Overview

Performance Features

Application Guidelines

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MOA/AEO Ethoxylate Applications

Product Properties

MOA-12/AEO-12 Safety

GHS

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First Aid

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Property	Value
CAS No.	68439-50-9
Molecular Formula	C12-14H25-29O(C2H4O)nH, n≈12
Appearance	White to slightly yellow
Ionic Type	Nonionic
Avg. Molecular Weight	~714-730
Cloud Point	90~95 (1%aq. soln.)
Active Content	≥99
pH Value(1%)	5.0~7.0
pH Value(5%)	5.0~7.0
Iodine Value	≤1
Solubility	Readily soluble in water
Surface Tension	28~32 (0.1%aq. soln., 25°C)
CMC	0.09 mmol/L (25°C)
Acid Value	≤0.5
Saponification Value	≤1
Hydroxyl Value	70~85
Moisture	≤1.0
Density	~1.02 (25°C, g/cm³)
Kinematic Viscosity	~200 (25°C, mm²/s)
Refractive Index	1.456-1.458 (25°C)
Flash Point	>150 (closed cup, °C)
Hygroscopicity	Slightly hygroscopic
Chemical Stability	Stable
Penetration	>300 s (0.1% aq., 25°C, canvas disc)
Foam Property	Medium foam
Alkali Resistance	Good
Unsaturation	≤0.04 (mol/kg)
Viscosity	Paste to viscous liquid
Melting Point	15~20
Low Shear Viscosity	~204 (25°C, mPa·s)
Solid Content	≥99
Free Alcohol	≤1
Heavy Metal	≤10
Arsenic	≤2