Butyl Methoxydibenzoylmethane

MoreWhiteTM 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: MoreWhiteTM 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.