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Dafeng Tiansheng Pharmaceutical Co., Ltd.(Dafeng Huashu Pharmaceutical Co., Ltd.)
Bulk drug
Intermediate
ODA
UV adsorbent
Photoinitiator
Antioxidant
Light stabiliser
UV-350
Category: benzotriazole
CAS No.: 36437-37-3
Chemical name: 2-(2H-Benzotriazol-2-yl)-4-(tert-butyl)-6-(sec-butyl)phenol
Molecular formula: C20H25N3O
Molecular weight: 323.4
Structural formula:
Technical index:
appearance 類white powder
content(GC) 99.0%min
melting point 80~84℃
volatile matter 0.2%max
ash content 0.1%max
light transmittance 460nm 96%min
550nm 97%min
Application:

OCTASORB UV-350 is a kind BTA ultraviolet light absorber, mainly used in Makrolon. It has features of no smell, no influence on basic material.

Packaging: 20kg fiber can or according to customer requirement
Storage: in seal, in dry and in dark
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