100-999 Grams
$0.80
≥1000 Grams
$0.70
Product Description
CAS No.: | 302-79-4 | Other Names: | Retinoic Acid |
EINECS No.: | 206-129-0 | Place of Origin: | China (Mainland) |
Grade Standard: | Food Grade, Medicine Grade,Cosmetic Grade | Usage: | Pharmaceuticals, for treatment of acne |
Model Number: | QDSIGEMA | Purity: | 99% |
Product name: | Vitamin A Acid | Appearance: | Yellow crystalline powder |
Loss on drying:: | Not more than 0.5% | Assay:: | 98.0%-102% |
Heavy metals:: | Not more than 0.002% | Identification:: | Conform |
Certification of Analysis
Main Specifications | |
Item | Index |
Appearance | Yellow crystalline powder |
Solubility | Conforms |
Melting point | Almost 182℃ |
Identification | Conforms |
Loss on drying | ≤0.5% |
Ignition residue | ≤0.1% |
Heavy metals | ≤0.002% |
Isotretinoin | ≤5% |
Assay [by HPLC] | 98.0-103.0% |
Bacteria: ≤300CPU | |
Fungi: ≤100CPU | |
Reference addition | Less than 0.02% |
Validity | 2 years |
Function&Application
This product can stimulate skin cell growth and improve the aging skin. It also can dispel tiny wrinkles, reduce skin roughness and make skin ruddy.
This product can be used in anti-acne cosmetics. It maybe has little burning feel to use this kind of cosmetics on skin.
Qingdao Sigma chemical Co., Ltd is is a global chemical industry manufacturers and suppliers of pharmaceuticals and intermediates, food and feed additives, herbal extracts, agrochemicals and fine chemicals etc.
The aim of Qingdao Sigma chemical Co., Ltd is a quality policy that "Elements in the system all have been satisfied, Personnel has been trained; Every batch of material is checked, Each procedure guarantees the quality; Every bag of our products is top grade, Service is thoughtful all the time, quality and reputation to increase market share and promote enterprise development. The quality, colors and forms of our products have reached a high level in related chemical industry, which relies on characteristic and advanced processing technology and it has gained a high and reliable reputation from customers at both quality and services.
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