Chemical name: 2- (2'-Hydroxy-5'-tert-octylphenyl) benzotriazole
CAS No.:3147-75-9
Molecular formula: C20H25N3O
Molecular weight: 323
Appearance: White powder
Melting point, degree: 103-105
Assay (HPLC), %: 99 min. Ash, %: 0.1 max. Loss on drying, %: 0.3 max. Transmittance 450nm 98% min. 500nm 99% min.
UV ABSORBER HOSORB-329 is excellent benzotriazole ultraviolet absorbent with effective absorption of ultraviolet radiation in 270-380 nm region. It is suitable for polyester, rigid PVC, PS, PMMA, PC, ABS resin etc. It is particularly suitable for the protection of polycarbonates. In transparent products and high temperature processing of engineering plastics, its effect is excellent. It can also be used for polyolefin.
Statistics: Companies: 641,700+, Trade Leads: 160,400+, Products: 104,200+, Contacts / Replies: 8,281,700+ There are currently 18280 users online browsing our B2B network. 20:32 GMT, Saturday, September 14, 2024 Privacy Policy Important Notice! TradeHolding.com B2B Network does not provide an escrow service! Any member who asks you to pay for their products by Western Union to an agent of "TradeHolding.com B2B Network" is fraud and should be immediately reported to us. Do not pay anything to any member who states your money will be added to TradeHolding.com safety deposit account!
All Trade Leads / Offers / Products / Company Profiles / Images and other user-posted contents are posted by the user and TradeBoss.com and TradeHolding.com B2B Network shall not be held liable for any such content. However, TradeHolding.com B2B Network respects the intellectual property, copyright, trademark, trade secret or any other personal or proprietary third party rights and expects the same from others. For concerns, please contact us.
Trade Leads Directory -> All Trade Leads -> Chemicals -> Chemical Additives -> UV Absorber UV-329 CAS NO.3147-75-9
