We are engaged in supply UV Absorbers, light stabilizers, antioxidants, optical brightening agents, dyestuffs, pharmaceutical intermediates and other fine chemical, with one-stop production, research, logistics and technical solution.
We main in UV-326, UV-328, UV-329, UV 770, UV-P; Nylostab SEED Powder; AN 168; AN 1010; AN 1098; Inhibitor 701, etc..
Our products are approved by REACH.
Meanwhile we can research and develop the new products according to the special demand of our clients．can covers whole range from small amount (gram grade) for research to large quantity for industrial production.
For UV-326 powder, our production capacity is the top in China, and with the competitive price. our good customers are in USA, Canada, Europe, Korea, Janpan, Singapore, Australia, Russia, Brazil, etc..
Here the specification our our UV-326
| Chemical Name | 2-(2′-Hydroxy-3′-tert-butyl-5′-methylphenyl)-5 chlorobenzotriazole | |||
| Trade Name | UV 326 | |||
| Formula | C17H18N3OCl | |||
| CAS NO. | 3896-11-5 | |||
| Molecular Weight | 315.8 | |||
| Specifications | Appreance | Yellowish crystalline powder | ||
| Purity | ≥99%(HPLC) | |||
| Melting Point | 137-142 oC | |||
| Ash | ≤0.1% | |||
| Loss On Drying | ≤0.5% | |||
| Transmittance | 460 nm≥93% 500 nm≥96% | |||
| Advantage and Application | 1. This product is a high efficient UV absorber, which can effectively absorb 270-380 nm UV light. 2. Odorless, good thermo stability under high temperature.
3. Not stained in alkali，and oil resistant. 4. This product almost does not absorb visible light, particularly applicable to colorless and light-colored products. 5. Mainly applied to polyolefin (especially in food grade products), PVC, PA, ABS resin, AS resin, PU, etc. |
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| Recommendeddosage | PVC | polyolefin | ABS resin | |
| 0.2-0.5 % | 0.2-0.5% | 0.3-0.5% | ||
| Package | 20KG or 25KG cartons or drums | |||
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Post time: May-27-2022