Ultraviolet absorbent UV-327(Cas no:3864-99-1) CAS NO.3864-99-1

 Product name: 2-(2'-Hydroxy-3',5'-di-tert-butylphenyl)-5-chlorobenzotriazole
Molecular formula: C20H24N3OCl
CAS: 3864-99-1
Molecular weight: 357.9

Quality standard: 
appearance: light yellow powder
content: ≥ 99%
melting point: 154-158℃
loss on drying: ≤ 0.5%
ash content: ≤ 0.1%
light transmittance: 440nm≥ 97%, 500nm≥ 98%
Uses: 
appropriate for polyolefin, polyvinyl chloride, Makrolon, organic glass and various paintings
Storage: 
Non-toxic, nonflammable, no corrosion, excellent storage stability; fiber can with inner plastic bag