UV Absorber UV-T CAS NO.: 27503-81-7

Chemical name :2-Phenylbenzimidazole-5-sulfonic acid; 2-phenyl-1h-benzo[d]imidazole-5-sulfonic acid; UV absorber-T; 2-phenyl-1H-benzimidazole-6-sulfonic acid; 2-phenyl-1H-benzimidazole-6-sulfonate

CAS NO: 27503-81-7

Structure formula:

Specification：

Appearance: white or kind of white crystallization powder

Content :≥ 98.0%

Melting point :>300 ºC

Dry weightlessness: ≤ 1%

Usage:  This is a new ultraviolet ray absorbent, It can absorb 920~990, When the uvradiation as 302 nmwave length.It’s absorbing ability was 3 times than the,general ultraviolet absorbents.It was maily used in the cosmetics and water paint.

The dosage in cosmetics : 1.5 %~2 %,In coating 4 %~6 %.put UV-T into 10 share water and then mix the NaOH into them to adjust the PH as 8 at last add them into the paints

Packing and Storage:

Package: 25KG/BARREL

Storage: Stable in property, keep ventilation and away from water and high temperature