Question

Is dodecyl polyoxyethylene ether AC-1210 harmful to human body? Does it have impact on the environment?

Answer
2026-06-06 官方文档 十二胺聚氧乙烯醚AC-1210

Dodecyl polyoxyethylene ether AC-1210 has reliable safety under normal use conditions, but it is still a controlled chemical—it can cause skin and eye irritation to humans, and has chronic toxicity to aquatic organisms with potential long-term persistent effects.

Detailed Description

Dodecyl polyoxyethylene ether AC-1210 (CAS No.: 26635-75-6) has a hazard level of "Warning". According to product safety data, its main risks to human health are related to direct contact: it is classified as Skin Irritant Category 2 (H315) and Serious Eye Irritant Category 2 (H319). This means the product may cause skin reactions such as redness, dryness, and cracking, and eye contact may cause severe discomfort and damage. Under normal industrial operating conditions, as long as proper personal protection is used, the risk is completely controllable.

From the perspective of acute toxicity, this product is not a highly toxic substance. However, it should be noted that inhalation of its vapor, mist, or spray may cause respiratory irritation, and ingestion requires immediate medical attention. The product is chemically stable under recommended storage conditions (5~40°C, cool, dry, and well-ventilated area) and will not spontaneously decompose to produce toxic substances. However, in case of fire, it may release carbon monoxide, carbon dioxide, nitrogen oxides and other toxic or irritating gases; firefighters should wear self-contained breathing apparatus.

In terms of the environment, this product is classified as Aquatic Chronic Toxicity Category 3 (H412), indicating that it has chronic toxic effects on aquatic organisms (such as fish, algae, and aquatic invertebrates) and the effects are long-lasting. The product is not easily biodegradable in the natural environment, so it is strictly prohibited from being directly discharged into water bodies, sewers, or soil. Spills must be collected with inert absorbent materials, and rinse water must be treated in accordance with environmental regulations. It is worth noting that according to current international dangerous goods transport regulations, this product is not classified as dangerous goods, so the risk during transportation is low.

Technical Parameters

ParameterData
Product NameDodecyl polyoxyethylene ether AC-1210
CAS No.26635-75-6
Product TypeNonionic surfactant (with weak cationic properties)
Signal WordWarning
Skin Irritation ClassificationCategory 2 — H315: Causes skin irritation
Eye Irritation ClassificationCategory 2 — H319: Causes serious eye irritation
Aquatic Toxicity ClassificationCategory 3 — H412: Harmful to aquatic life with long lasting effects
Transport Hazard ClassificationNot classified as dangerous goods
Storage TemperatureRecommended 5~40°C
Shelf LifeUp to two years under recommended storage conditions

Application Recommendations

Given the hazardous properties of this product, in application fields such as textile dyeing and printing, metal processing, daily chemical products, pesticide formulations, and industrial cleaning, the following risk control measures are recommended: In formulation design, try to reduce the concentration of free surfactant; in personal care products, strictly control the addition amount to ensure the final product passes skin irritation tests; in pesticide formulations and industrial cleaning applications, priority should be given to closed and automated feeding processes to reduce operator contact opportunities.

Precautions

  • Personal Protection: Must wear nitrile rubber protective gloves (thickness ≥0.4mm), airtight chemical safety goggles, and chemical protective clothing; if vapor or spray may be generated, wear respiratory protection.
  • Work Practices: Ensure good ventilation in the operation area; no eating or smoking during work; thoroughly wash hands and any contacted skin after operation.
  • Spill Disposal: For small spills, collect with inert materials such as sand or diatomaceous earth; for large spills, dike and transfer with explosion-proof pump; do not allow rinse water to directly enter the environment.
  • First Aid Measures: In case of skin contact, immediately remove contaminated clothing and rinse with plenty of water and soap for at least 15 minutes; in case of eye contact, rinse continuously with flowing water for at least 15 minutes and seek medical attention immediately; if swallowed, do not induce vomiting and seek medical attention immediately.
  • Disposal: Waste and contaminated containers must be disposed of in accordance with local environmental regulations; do not discard or discharge into water bodies.