OEM China UV Absorber Sunscreen Avobenzone CAS 70356-09-1 Cosmetic Grade Avobenzone
We depend on sturdy technical force and continually create sophisticated technologies to meet the demand of OEM China UV Absorber Sunscreen Avobenzone CAS 70356-09-1 Cosmetic Grade Avobenzone, We warmly welcome all intrigued prospects to make contact with us for more details.
We depend on sturdy technical force and continually create sophisticated technologies to meet the demand of China Helping to Maintain The Skin. and a Substitute for Topical Vitamin C, As the world economic integration bringing challenges and opportunities to the xxx industry, our company , by carrying on our teamwork, quality first, innovation and mutual benefit, are confident enough to offer our clients sincerely with qualified solutions, competitive price and great service, and to build a brighter future under the spirit of higher, faster, stronger with our friends together by carrying on our discipline.
There are many kinds of ultraviolet absorbers, among which phenylketone ultraviolet absorbers are widely used and have great practical research value. Avobenzone is a kind of benzone ultraviolet absorbent, and is also a very important organic synthesis intermediate.
|
ITEM |
STANDARD |
RESULT |
|
Appearance |
White to pale yellow powder |
Pale yellow powder |
|
Identity(IR) |
Matches reference spectrum |
Conform |
|
Identity (Retention time) |
Matches reference retention time |
Conform |
|
UV specific extinction |
1100-1180 |
1170 |
|
Melting point |
81.0℃-86.0℃ |
83.8℃-84.6℃ |
|
Chromatographic purity(GC) |
Each impurity ≤3.0% |
1.2% |
|
Total impurities ≤4.5% |
1.4% |
|
|
Residual solvents |
Methanol ≤3000ppm |
Conform |
|
Toluene ≤890ppm |
Conform |
|
|
Microbial purity |
Total amount of aerobe ≤100CFU/g |
Conform |
|
Total yeast and moulds ≤100CFU/g |
Conform |
|
|
Loss on drying |
≤0.5% |
0.03% |
|
Assay(GC) |
95.0-105.0% |
100.1% |
Avobenzone is a synthetic ultraviolet absorber, which is a good UV-A (>320nm) ultraviolet absorber. It can block UVA at full wavelength (320-400nm). It is an efficient broad-spectrum oil-soluble UVA filter. It can provide all UVA and UVB protection when combined with other UVB sunscreen agents to prevent skin cancer caused by light.
25kg carton or requirement of clients. Keep it away from light at a temperature below 25℃.
We depend on sturdy technical force and continually create sophisticated technologies to meet the demand of OEM China UV Absorber Sunscreen Avobenzone CAS 70356-09-1 Cosmetic Grade Avobenzone, We warmly welcome all intrigued prospects to make contact with us for more details.
OEM China China Helping to Maintain The Skin. and a Substitute for Topical Vitamin C, As the world economic integration bringing challenges and opportunities to the xxx industry, our company , by carrying on our teamwork, quality first, innovation and mutual benefit, are confident enough to offer our clients sincerely with qualified solutions, competitive price and great service, and to build a brighter future under the spirit of higher, faster, stronger with our friends together by carrying on our discipline.
