Avobenzone

MoreSorb™ AVB

INCI Name: Butyl Methoxydibenzoylmethane
Chemical Name: Avobenzone, 4-t-Butyl-4’-methoxydibenzoylmethane

CAS No.: 70356-09-1
EINECS No. : 274-581-6

Molecular Formula: C20H22O3
Molecular Weight: 310.39

Specification:

Items
Specification
1. Appearance:
Light yellowish to white crystalline powder
2. Identification A:
Matches standard
3. Identification B:
Absorptivities at 360nm, do not differ by more than 3.0%
4. Melting range:
Between 81°C and 86°C
5. Loss on drying:
It loses not more than 0.5% of its weight
6. Impurity:
Not more than 3.0% of any individual impurity is found
The sum of all the impurities is not more than 4.5%
7. Assay:
Between 97.0% and 104.0%
8. Specific extinction:
1150.0 ~ 1180.0
9. Arsenic content:
Not more than 2.0ppm
10. Heavy metals (Pb):
Not more than 20.0ppm

Application: MoreSorb™ AVB is Ultraviolet absorber.

Package: 25kg net per drum.

Storage: Store in a closed system, and be kept in a dry and dark place without any light exposure.

Shelf Life: 2 years.