| CAS No.: | 3846-71-7 |
|---|---|
| Formula: | C20h25n3o |
| EINECS: | 223-346-6 |
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| UV Absorber 320 | |
| CAS NO. | 3846-71-7 |
| Molecular Formula | C20H25N3O |
| Molecular Weight | 323.4 |
| EINECS NO. | 223-346-6 |
| HS Code | 2933997500 |
| Appearance | Yellowish crystalline powder |
| Specification(%) | Purity % : 99.0 Min. Ash % : 0.1Max. Water(wt),%: 0.5 Max. Transmittance: 460 nm≥97% 500 nm≥98% |
| Usage | UV-320 is a high-efficient light stabilizer, which has strong ultraviolet absorbing ability and low volatility characteristics. UV-320 protects polymers as well as organic pigments from UV radiation helping to preserve the original appearance and physical integrity of molded articles, films, sheets and fibers during outdoor weathering. It is suitable for PVC, unsaturated polyester and other polymers. |
| Packing | 20kgs/drum or 25kgs/drum |
| ITEM | SPECIFICATION |
| Appearance | Yellowish crystalline powder |
| Purity % | 99.0 Min. |
| Water(wt),% | 0.5Max. |
| Ash % | 0.1Max. |
| Transmittance | 460 nm≥97% 500 nm≥98% |
| Package | 20KGS/Drum |
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