Tinuvin 328 & UV 328 are both very important non-polluting antioxidant varieties.
PRODUCT NAME: | Wellsorb UV-328 | ||
CHEMICAL NAME: | 2-(2’-Hydroxy-3’,5’-Di-tert-Amylphenyl) Benzotriazole | ||
CAS NO.: | 25973-55-1 | ||
SPECIFICATIONS | |||
Appearance : | White or yellowish powder | ||
Purity (%) | 99 min. | ||
Light transmittance (%) (10g/100ml toluene) | 460 nm: | 97min. | |
500 nm: | 98 min. | ||
Volatile(%) | 0.5 max. | ||
Melting point(℃) | 80-88 | ||
PACKAGE: | |||
25kg fiber drum |