Description
Technical Parameters
Product Brief Introduction
Product name: Avobenzone
CAS: 70356-09-1
MF: C20H22O3
MW: 310.39
Product Specification
|
Appearance |
White or slight-yellow crystalline powder |
|
Identification |
A: Infrared absorption 197K |
|
B: Ultraviolet Absorption: 197U absorptivities at 360nm do not differ by more than 3.0% |
|
|
Melting Point |
81.0℃~86.0℃ |
|
Loss on Drying |
≤ 0.5% |
|
Specific Extinction (E1%, 1cm at 357nm) |
1100-1180 |
| Related Substances (GC) |
Individual impurity ≤ 3.0% |
|
Total impurity ≤ 4.5% |
|
|
Residual Solvents |
Methanol ≤ 3000ppm |
|
Assay (GC) |
95.0%~105.0% |
