1, Chemistry name: 2- benzyl benziminazole -5- sulfonic acid
Structural formula

2, Quality specification
Outward appearance white or kind of white crystallization
powder
Content ≥ 98.0%
Melting point >300 ℃
Dry weightlessness ≤ 1%
3, Uses:This is a new ultraviolet ray absorbent, It can absorb 920~990, When the uvradiation as302 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
4, PackingIt is packed in the high pressboard drum, net weight:25Kg