Does emulsifier A-105 meet environmental requirements? Can a test report be provided?

Emulsifier A-105 has certain environmental risks, is toxic to aquatic organisms and has a slow biodegradation rate. It is not a rapidly biodegradable environmentally friendly product, and its use and disposal must be strictly controlled.

Detailed Explanation

Emulsifier A-105 (nonylphenol polyoxyethylene ether) requires special attention in terms of environmental compliance. According to product safety data, this product does not biodegrade quickly and may persist in the natural environment, causing cumulative effects when present in water bodies over a long period. Its ecotoxicity data show: fish 96-hour LC₅₀ of 1-10 mg\/L, daphnia 48-hour EC₅₀ of 1-10 mg\/L, indicating toxicity to aquatic organisms at relatively low concentrations. Algae 72-hour EC₅₀ is greater than 10 mg\/L, showing slightly lower sensitivity.

It should be particularly noted that nonylphenol polyoxyethylene ether products are subject to increasingly strict restrictions in environmental regulations of many countries and regions worldwide. For example, the EU REACH regulation has included nonylphenol and its polyoxyethylene ethers in the Candidate List of Substances of Very High Concern (SVHC), with specific emission limits for their use in industrial cleaning, textile processing, and other fields. Therefore, when using this product, enterprises must evaluate the environmental regulations applicable to their industry and region to ensure compliant use.

Regarding Test Reports

Currently, there is no independent third-party environmental test report for emulsifier A-105 available for direct download in the Guoli Chemical product database. However, routine quality inspection reports are provided with the product, covering physical and chemical indicators such as appearance, pH value, cloud point, and hydroxyl value. If a specific test report for ROHS, REACH, biodegradability, or aquatic ecotoxicity of this product is required, it is recommended to contact the sales or technical department of Guoli Chemical directly. The company can arrange for testing or provide existing compliance statement documents based on customer needs.

Suggestions for Environmentally Compliant Use

• Source reduction: Reduce usage through process optimization, minimizing the addition ratio while meeting emulsification, cleaning, and other process requirements.
• Wastewater treatment: Industrial wastewater containing this product should be treated through dedicated facilities (such as advanced oxidation, activated carbon adsorption, etc.) to meet discharge standards before being released. Direct discharge into sewers or natural water bodies is strictly prohibited.
• Alternative assessment: In applications with high environmental requirements (such as textiles exported to the EU, household chemicals, etc.), it is recommended to evaluate environmentally friendly alternatives, such as fatty alcohol polyoxyethylene ethers or natural alcohol ether nonionic surfactants.
• Waste liquid disposal: Waste materials should be managed according to hazardous waste regulations, entrusted to qualified units for harmless treatment, and disposal records should be kept for environmental compliance audits.

Notes

The above ecotoxicity data are from standard test data in the product safety data sheet. Actual environmental behavior may vary due to water quality conditions, microbial communities, and other factors. When conducting environmental compliance assessments, enterprises are advised to refer to local discharge standards and actual usage conditions, and if necessary, commission third-party testing institutions with CMA\/CNAS qualifications for targeted testing.

For the latest product compliance information or inquiries about test reports, please contact the technical or sales department of Haian Guoli Chemical Co., Ltd. directly.