China wholesale Ultraviolet Absorber Pharmaceutical Intermediate Raw Powder CAS 70356-09-1 Bulk Avobenzone with Best Price
Every single member from our large efficiency revenue team values customers’ wants and company communication for China wholesale Ultraviolet Absorber Pharmaceutical Intermediate Raw Powder CAS 70356-09-1 Bulk Avobenzone with Best Price, To acquire a consistent, profitable, and constant growth by getting a competitive advantage, and by continuously increasing the value added to our shareholders and our employee.
Every single member from our large efficiency revenue team values customers’ wants and company communication for China Avobenzone Powder and Avobenzone, Our company offers the full range from pre-sales to after-sales service, from product development to audit the use of maintenance, based on strong technical strength, superior product performance, reasonable prices and perfect service, we’ll continue to develop, to deliver the high-quality goods and services, and promote lasting cooperation with our customers, common development and create a better future.
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℃.
Every single member from our large efficiency revenue team values customers’ wants and company communication for China wholesale Ultraviolet Absorber Pharmaceutical Intermediate Raw Powder CAS 70356-09-1 Bulk Avobenzone with Best Price, To acquire a consistent, profitable, and constant growth by getting a competitive advantage, and by continuously increasing the value added to our shareholders and our employee.
China wholesale China Avobenzone Powder and Avobenzone, Our company offers the full range from pre-sales to after-sales service, from product development to audit the use of maintenance, based on strong technical strength, superior product performance, reasonable prices and perfect service, we’ll continue to develop, to deliver the high-quality goods and services, and promote lasting cooperation with our customers, common development and create a better future.
