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MoreSorb AVB


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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






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 / carton.


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


Shelf Life: 2 years.