| Message: | Product Name: Avobenzone
Product Code: Mfsorb 502
CAS No.: 70356-09-1
EINECS No.: 274-581-6
Chemical Formula: C20H22O3
Molecular Weight: 310.40
Use / Function: UV absorber
Structure:
Packaging: 25kgs/drum, 25kgs/carton
Appearance: White or pale yellow crystalline powder.
Storage Condition: Preserve in tight, light-resistant containers.
Quality data
Identification: (USP) A. Infrared Absorption
B. Ultraviolet Absorption
Absorptivities at 360nm do not differ by more than 3.0%.
Assay (GC): (USP) 97.0%~104.0%
Loss on Drying: (USP) 0.5% max
Melting Point: 81°C~86°C
Specific Extinction:
(E1%, 1cm at 357nm)
1100.0 ~ 1180.0
Chromatographic Purity (GC)
Total Impurities: (USP) 4.5% max
Individual Impurity: (USP) 3.0% max
Residual Solvents: Methanol: 3000ppm max |
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