Chemical name: 2- (2'-Hydroxy-5'-tert-octylphenyl)benzotriazole
CAS No.:3147-75-9
Molecular formula:C20H25N3O
Molecular weight:323
Appearance: White powder
Melting point,℃:103-105
Assay (HPLC), %: ≥99
Ash, %: ≤0.1
Loss on drying, %: ≤0.3
Transmittance 450nm≥98%
500nm≥99%
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