UV absorber Benzophenone-4 for cosmetics

• CAS No.: 1843-05-6
• Color: off-white
• Appearance: Powder
• Purity: 99%Min
• Transport Package: in 25kg Carton
• Specification: C14H11O6S
• Trademark: LEPUZ
• Origin: China
• Production Capacity: 5000mt/Year

Product Description

LeSorb^® UV-284(BP-4)
Chemical name: 2-benzoyl-5-methoxy-1-phenol-4-sulfonic acid
CAS NO.: 4065-45-6
Commodity Name: benzophenone-4; BP-4; UV-284
Molecular Formula: C₁₄H₁₁O₆S
Structural Formula
        

Specifications

Item		Standard
Appearance		Off-white powder
Specific Extinction	285nm	≥460
	325nm	≥290
Melting point		≥160ºC
Volatile		≤2.0%
Heavy Metals(ppm)		≤20
Assay		≥99.5%

Description & Applications
LeSorb^® UV-284(BP-4) is readily water-soluble and mainly applied in manufacturing of water-soluble cosmetics for sun screening; applicable to water-based inks and coating materials for UV absorption.

Packing
25kg/fiber drum