Chemical Name: 2-(2’-hydroxy-5’-methyl phenyl) benzotriazole

Formula: C13H11N3O

CAS NO.: 2440-22-4

Molecular Weight: 225.3



Appearance White to yellowish crystalline powder
Purity ≥99%(HPLC)
Melting Point 128-133 ℃
Ash ≤0.1%
Loss On Drying ≤0.5%
Transmittance 440 nm≥95%   500 nm≥97%

Properties and Application

This product is a high efficient UV absorber, which can effectively absorb 270-380 nm UV light.
Odorless, good thermo stability under high temperature.
Non-flammable, non-explosive, non-toxic, harmless to health.
This product almost does not absorb visible light, particularly applicable to colorless and light-colored products.
Mainly applied to PVC, PS, PC, PMMA, AS resin, ABS resin, PP, PE, etc.

Recommended dosage

PVC: 0.2-0.5 %

PP: 0.15-0.3%

PC: 0.15-0.3%

PS: 0.2-0.5%

ABS resin: 0.3-0.5%

Package: 25kg cartons or drums.

Company Info

Henan Wising Chem Co., Ltd