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Hangzhou Onicon Chemical Co., Ltd.
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Sell Ultraviolet Absorber UV-328 CAS 25973-55-1 |
| [ Updated: 2009/08/10 ] |
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Chemical name : 2-(2'-Hydroxy-3', 5'-di-tert-amylphenyl) benzotriazole
Introduction : UV-328 is a benzotriazole type ultraviolet light absorber (UVA), imparting good light stability for plastics and other organic polymers. UV-328 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.
Empirical Formula : C22H29N30
Molecular Weight : 351.5
Appearance : slight yellow powder
Melting Range : 80-88 degrade
Flashpoint : 229 degrade
Specific Gravity(20 degrade ) : 1.17g/cm3 |
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| [ Contact Info ]
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| Company |
Hangzhou Onicon Chemical Co., Ltd. |
| Address |
Bldg 19 Wenshayayuan/ jiangshan fenghua , No.198 Yanjiangdadao,Yichang City 443003 , Hubei province Yichang Hubei 443003 China |
| Phone |
86-717-6307507 |
| Fax |
86-717-6307582 |
| Homepage |
http://onicon99.en.ec21.com
http://www.pharma-chemical.com
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| Contact |
Winnie Chen
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