According to the ecotoxicological information in the Guoli Chemical product database, polyethylene glycol PEG-2000 (CAS: 25322-68-3) performs well in environmental protection. This substance is biodegradable, meaning it can be gradually decomposed by microorganisms in the environment and will not persist for a long time. At the same time, its toxicity to aquatic organisms is rated as low toxicity, with a minor impact on aquatic ecosystems.
In addition, PEG-2000 is not easily accumulated in organisms, i.e., it has low bioaccumulation potential and will not be enriched through the food chain. Its waste disposal recommendations explicitly require "avoid direct discharge into water bodies or the environment" and should be incinerated or landfilled in accordance with national and local environmental regulations. This product is not classified as dangerous goods under the United Nations Model Regulations for the Transport of Dangerous Goods, and its environmental impact during transportation and routine use is controllable.
Regarding the test report, the Guoli Chemical product database currently does not include the full text of an independent environmental test report for this product (such as biodegradation rate test report, acute aquatic toxicity test report, etc.). If needed for compliance declarations or customer audits, it is recommended to directly contact the Guoli Chemical sales or technical department to obtain a Certificate of Analysis (COA) or consult the detailed Safety Data Sheet (SDS), which contains the ecotoxicological assessment conclusions.
| Environmental Indicator | Data | Source |
|---|---|---|
| Biodegradability | Biodegradable | Guoli Chemical Product Database · Safety Instructions |
| Aquatic Ecotoxicity | Low toxicity to aquatic organisms | Guoli Chemical Product Database · Safety Instructions |
| Bioaccumulation | Not easily accumulated in organisms | Guoli Chemical Product Database · Safety Instructions |
| GHS Classification | Not classified as a hazardous chemical | EU CLP Regulation (EC) No 1272/2008 |
| Waste Disposal | Incineration, landfill, etc., avoid discharge into water bodies | Guoli Chemical Product Database · Safety Instructions |
Given the low toxicity, biodegradability, and non-hazardous nature of PEG-2000, it is very suitable for use in formulation systems with high environmental requirements, such as pharmaceutical excipients, cosmetics and personal care products, textile softeners, etc. When designing formulations, this product can be confidently used as a green solvent, solubilizer, or moisturizing component. However, it should be noted that although the monomer has good environmental properties, the overall environmental compliance of the final formulation still needs to be evaluated for other compounded ingredients.