Ultraviolet Absorbent UV-327 (UV ABSORBER UV327)

• Environmental Protection: No
• Color: Yellow
• Kind: Stabilizer
• Appearance: Powder
• Transport Package: 25kg/Carton
• Specification: 99%
• Model NO.: UV327
• Trademark: DEBORN
• Origin: China
• HS Code: 381220

Product Description

Chemical name: 2-(3',5'-di-tert-Butyl-2'-hydroxyphenyl)-5-chloro-2H-benzotriazole ;2-(5-chloro-2h-benzotriazol-2-yl)-4,6-bis(1,1-dimethylethyl)-phenol ; 2,4-di-tert-butyl-6-(5-chlorobenzotriazol-2-yl)phenol

Molecular formula: C₂₀H₂₄N₃OCL

Molecular weight: 357.9

CAS NO.: 3864-99-1

Appearance: light yellow powder

Content: ≥ 99%

Melting point: 154-158°C

Loss on drying: ≤ 0.5%

Ash: ≤ 0.1%

Light transmittance:
Wave length nm        Light transmittance %

             440                             ≥ 97

              500                            ≥ 98

Toxicity: low toxicity,rattus norvegicus oral LD50 =5g/Kg weight.

Applications:This product is suitable in Polyolefine, Polyvinyl chloride, organic glass and others. Max absorption wave length range is 270-400nm.