Dafeng Tiansheng Pharmaceutical Co., Ltd.(Dafeng Huashu Pharmaceutical Co., Ltd.)
Bulk drug
UV adsorbent
Light stabiliser
Category: benzotriazole
CAS No.: 3864-99-1
Chemical name: 2,4-di-tert-butyl-6-(5-chlorobenzotriazol-2-yl)phenol; Ultraviolet Absorbent UV-327; Dibutylhydroxyphenylchlorobenzotriazole; 2-(3,5-Di-tert-butyl-2-hydroxyphenyl)-5-chloro-2H-benzotriazole; UV-327; 2-(2'-Hydroxy-3',5'-di-tert-butylphenyl)-5-chlorobenzotriazole; 2-(2'-Hydroxy-3',5'-di-tert-Butyl Phenyl)-5-Chloro Benzotriazole; BHSORB-327; UV absorber-327; UV absorber UV-327; Ultraviolet absorberUV-327; 4,6-Di-tert-butyl-2-(5-chloro-2H-benzotriazol-2-yl)-phenol; UV 327
Molecular formula: C20H24N3OCl
Molecular weight: 357.9
Structural formula:
Technical index:
appearance light yellow powder
content 99.0%min
melting point 154-158°C
volatile matter 0.3%max
light transmittance 440nm 97%min
500nm 98%min

OCTASORB UV-327 is excellent anti-aging auxiliaries. It has features of light color, no toxicity, easily for processing. It is widely used in PE, PVC, PP, PS, PC, PU, ABS, organic glass, polypropylene fibre and other fields.

Packaging: fiber can with inner plastic bag; net weight:25kg/drum or according to customer requirement
Storage: in seal, in dry and in dark
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