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Chemical name：Hexadecyl 3,5-bis-tert-butyl-hydroxybenzoate

Molecular formula：C₃₁H₅₄O₃

Molecular weight：474.8

Structural formula：

CAS NO：67845-93-6

Melting point：59.0-66.0℃

Content (GC) ：≥98.5%

Volatile matter：≤0.5%

Ash content：≤0.2%

Appearance：White powder

Purpose：This product is an excellent light stabilizer, low volatility, small coloring, good chemical stability, acid and alkali resistance. Suitable for PP and PE polyolefin plastics, the general dosage is 0.25 ~ 0.1%. This product can be used alone or with benzophenone UV stabilizer or phosphite ester antioxidant, showing good synergistic effect.