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.