What are the precautions for using Stearyl Alcohol Polyoxyethylene Ether AC-1810?

Stearyl Alcohol Polyoxyethylene Ether AC-1810 is classified as a skin and eye irritant chemical. During use, emphasis should be placed on personal protection, avoiding direct contact, and operating in a well-ventilated environment.

Detailed Explanation

Stearyl Alcohol Polyoxyethylene Ether AC-1810 (CAS No.: 26635-75-6) is a non-ionic (weakly cationic) surfactant, appearing as a light yellow liquid to paste. According to product safety data, this product is classified as Skin Corrosion/Irritation Category 2 and Serious Eye Damage/Eye Irritation Category 2, with the signal word "Warning." Its hazard statements explicitly mark H315 (Causes skin irritation) and H319 (Causes serious eye irritation), so strict protective measures must be implemented throughout the entire usage process.

During operation, operators should undergo specialized training and strictly follow operating procedures. It is recommended to operate in a well-ventilated environment to avoid inhaling vapors or mists. Chemical safety goggles, chemical-resistant gloves, protective clothing, and protective shoes must be worn. Eating, drinking, or smoking is prohibited in the workplace. After operation, exposed areas such as hands, forearms, and face should be thoroughly washed (fulfilling P264 requirements).

During storage, this product should be stored in a cool, dry, well-ventilated dedicated warehouse, with containers kept tightly closed, protected from moisture and impurity contamination. The storage temperature is recommended to be controlled between 5～35°C, avoiding freezing or overheating. Keep away from fire sources, heat sources, and direct sunlight. Store separately from strong oxidizers, strong acids, edible chemicals, etc., and avoid mixed storage.

Technical Parameters

Application Suggestions

This product is widely used in textile printing and dyeing (leveling agent, antistatic finishing agent), pesticide formulations (emulsifier), daily chemicals (emulsifying and solubilizing components in creams, lotions, shampoos), metalworking fluids (corrosion inhibitor), petroleum industry (demulsifier component), and plastics industry (internal antistatic agent). When used in various fields, it is recommended to determine the optimal addition amount through experiments based on the specific formulation system. Generally, when used as an emulsifier or leveling agent, the dosage is usually in the range of 1% to 5% of the total formulation, with specific optimization based on process conditions.

Precautions

• Emergency Measures — Skin Contact: Immediately remove contaminated clothing and flush thoroughly with plenty of running water and soap for at least 15 minutes. If irritation or discomfort occurs, seek medical attention. Implement emergency measures P302+P352.
• Emergency Measures — Eye Contact: Immediately lift eyelids and flush with plenty of running water or saline for at least 15 minutes. If wearing contact lenses and they are easy to remove, remove them and continue flushing, then seek medical attention. Implement emergency measures P305+P351+P338.
• Emergency Measures — Inhalation: Quickly move to fresh air and keep respiratory tract unobstructed. If breathing is difficult, give oxygen; if breathing stops, immediately perform artificial respiration and seek medical attention.
• Emergency Measures — Ingestion: Rinse mouth with water, do not induce vomiting, and seek immediate medical attention.
• Leak Handling: For small spills, cover with inert absorbent material (such as sand, vermiculite) and collect in a sealed container; for large spills, contain with dikes, transfer to a dedicated collector using a pump. Avoid material entering sewers, surface water, or groundwater.
• Firefighting Measures: This product is not flammable, but may decompose upon heating to produce irritating or toxic gases. Firefighters must wear self-contained positive-pressure breathing apparatus and full-body protective clothing. Extinguishing media can include water spray, alcohol-resistant foam, dry powder, or carbon dioxide.
• Disposal: Dispose of contents and containers in accordance with local, regional, national, and international regulations (implement P501).
• Personal Protective Equipment (PPE): During operation, ensure compliance with P280 requirements — wear protective gloves, protective clothing, eye protection, and face protection.