UV-928 TECH DATA SHEET

UV Absorber 928

Chemical Name: 2 - (2-2H-benzo-triazole) -6 - (1 - methyl -1 - phenyl)-ethyl -4 - (1,1,3,3 - tetramethylbutyl butyl) phenol

Cas No. 73936-91-1

Empirical Formula : C₂₉H₃₅N₃₀

Molecular Weight : 441.6

Structural formula:

Specifications:

Appearance: Light yellow powder

Purity:≥99.0% by HPLC
Volatile matter:≤0.3%
Melting point:108-110°C
Ash content:≤0.1%
Transmittance: 460nm 97.0%min
500nm 98.0%min

Packing: 20/25kg carton box or fiber drum

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