Tween T-85 is classified as a non-hazardous substance and is non-flammable in terms of safety, but its full environmental compliance needs to be ultimately confirmed by customers based on specific application scenarios; regarding test reports, the Guoli Chemical database currently does not include a dedicated environmental test report file for this product.
Detailed Explanation
Tween T-85 (Polyoxyethylene (20) sorbitan trioleate, CAS: 9005-70-3) is a nonionic surfactant. According to the safety instructions in the Guoli Chemical database, based on the EC 1272\/2008 standard, this product is not classified as a hazardous substance and has a flash point > 150°C (closed cup), making it a non-flammable liquid. From the perspective of basic physical and chemical hazard properties, it is not classified as a dangerous chemical during storage and transportation, which is beneficial for the environmental compliance of logistics and warehouse management.
Regarding environmental disposal, the database clearly states that waste disposal should be carried out in accordance with local, national, and international environmental regulations, and it is not recommended to discharge directly into the environment. It can be sent to qualified waste treatment facilities for recycling or incineration. This indicates that the product itself does not possess extreme toxicity or acute aquatic toxicity, but it still needs to be handled within the framework of industrial "three wastes" compliance. As for whether it meets the registration or restriction requirements of specific regulations (such as EU REACH, RoHS, China's New Chemical Substance Environmental Management Regulations, etc.), the database does not list detailed certification information. It is recommended that users contact Guoli Chemical sales representatives to obtain corresponding compliance statements or ingredient declarations based on the specific export destination or application industry.
Regarding test reports, the current Guoli Chemical product database does not include SGS test reports, biodegradability test reports, or other third-party environmental test documents for this product. If such specific reports are needed, it is recommended to directly contact Guoli Chemical's technical or sales department to obtain the latest batch certificate of analysis (COA) or arrange third-party testing as required.
Technical Parameters
| Parameter | Value \/ Description |
|---|
| Ionic Type | Nonionic surfactant |
| Appearance | Light yellow to amber viscous liquid |
| GHS Hazard Classification | Non-hazardous substance (no pictogram, no signal word) |
| Flash Point (Closed Cup) | >150°C (Non-flammable liquid) |
| HLB Value | 11 |
| pH Value (1% Aqueous Dispersion) | 5.0 ~ 7.0 |
| Heavy Metal Content (as Pb) | ≤10 mg\/kg |
| Arsenic Content (As) | ≤2 mg\/kg |
| Chemical Stability | Stable, avoid strong acids, strong bases, and high temperatures |
Application Recommendations
Application selection recommendations from an environmental perspective:
- Pesticide Formulation Industry: If used for export registration, especially for the EU or highly regulated markets, it is recommended to request a statement of absence for restricted substances such as ethylene glycol, diethylene glycol, and dioxane residues in the product in advance, to ensure that the final pesticide formulation meets the impurity limit requirements of the importing country.
- Cosmetics and Food Industry: Tween T-85 is also known as Polysorbate 85 and, in some regulations, is designated as food additive E436. When used in such oral or topical fine chemicals, it is essential to confirm the product purity (effective content ≥97% per this database) and whether it has the corresponding food-grade\/cosmetic-grade production qualification certificates. This is critical for passing the final product's environmental and toxicological review.
- Industrial Cleaning and Metalworking: In the waste liquid treatment stage, due to its HLB value of 11 and good water dispersibility, the chemical oxygen demand (COD) is relatively high. It is recommended that end-user factories perform demulsification and biochemical treatment on the working fluid before direct discharge. Before purchase, customers can request from Guoli Chemical the theoretical oxygen demand (ThOD) or reference biodegradation rate for this product to be used in the company's own environmental impact assessment calculations.
Precautions
- Environmental Regulation Adaptation: This product is not listed in the conventional "dangerous chemicals" inventory, but this does not mean it is exempt from inspection or reporting under any environmental regulations. When dealing with wastewater discharge, local COD total emission control requirements must be complied with.
- Obtaining Test Reports: The database currently does not have ready-made electronic test reports. If SGS, third-party full composition analysis, VOC content testing, or biodegradability reports are needed, it is necessary to directly contact Guoli Chemical customer service or business specialists for offline supplementary requests.
- Handling and Storage: Although the product itself is not classified as hazardous, if a spill is not properly handled and enters water bodies, it can consume dissolved oxygen in the water, causing environmental harm. It is recommended to have absorbent materials (such as vermiculite, sand) readily available at the operation site to prevent leaks from entering drains.
