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Cosmetics raw materials CAS 4065-45-6 Benzophenone-4

Cosmetics raw materials CAS 4065-45-6 Benzophenone-4

Short Description:

Product name: D

CAS NO.: 4065-45-6

Molecular Formula: C14H12O6S

Molecular Weight: 308.31

Chemical name: 2-Hydroxy-4-methoxybenzophenone-5-sulfonic acid


Product Detail

Product Tags

Product Description

Benzophenone-4 Description:
Product name: D
CAS NO.: 4065-45-6
Molecular Formula: C14H12O6S
Molecular Weight: 308.31
Chemical name: 2-Hydroxy-4-methoxybenzophenone-5-sulfonic acid

Benzophenone-4 Application:
Benzophenone-4 is a broad absorption UV absorber that is effective in the 280 - 360 nm range.

Benzophenone-4 is soluble water, the acid group need to be o be neutralized with one of the usual neutralizing agents,eg.triethanolamine and NaOH.

Benzophenone-4 is approved for skin care in the EU, the USA and Japan, it is widely used in sun preparations.

Benzophenone-4 can also be used in water borne coatings, water dyes and detergent to improve the weatherability.

Specification

EST UNIT SPECIFICATION
APPEARANCE   OFF WHITE POWDER
ASSAY % 99.00MIN
MELTING POINT 160.00MIN
VOLATILES % 2.00MAX
PH   1.20-2.20
COLOR Gardner 4.0MAX
TURBIDITY NTU 16.0MAX
HEAVY METAL ppm 20MAX
SPECIFIC EXTINCTION
285nm   460MIN
325nm   290MIN
K VALUE  

45.0-50.0


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