Buy Tretinoin Powder Raw Anti-skin Keratinization Drugs Online CAS 302-79-4
Tretinoin Specification
Product Name: Tretinoin
CAS: 302-79-4
Standard: USP
Content: 99%
Appearance: yellow crystal
Packing: 100G/aluminum foil bag
Ingredients: All-trans retinoic acid. According to the dry product, the content of C20H28O2 should be 97.0%-103.0%.
Physical and chemical properties: Yellow to pale orange crystalline powder. This product is slightly soluble in ethanol, isopropanol or chloroform, and is almost insoluble in water.
Category: Pharmaceutical raw materials
Area: Anti-skin keratinization drugs
Lower product: Vitamin A acid tablets Vitamin A acid cream Ointment Cream Compound cream, liniment
Use: Treatment of acne vulgaris, psoriasis, ichthyosis, lichen planus, red pityriasis, follicular keratosis, squamous cell carcinoma and melanoma
Dosage: Oral: 10mg each time, 2 to 3 times a day. Topical 0.025% cold cream or ointment for the treatment of acne, facial pityriasis, 0.1% cold cream or ointment for the treatment of lichen planus, red pityriasis, white spots and other skin diseases, 2 times a day, or as directed.
What is Tretinoin?
Tretinoin, also known as all-trans retinoic acid (ATRA), is medication used for the treatment of acne and acute promyelocytic leukemia. For acne, it is applied to the skin as a cream or ointment. For leukemia, it is taken by mouth for up to three months.
Tretinoin Certificate of Analysis
| Product name |
TRETINOIN |
| CAS No. |
302-79-4 |
Outer Packing |
100G/foil bag |
| Production date |
2017.07.05 |
Shelf life |
2022.07.04 |
| Standard adopted |
USP 36 |
| Items of analysis |
Specification |
Results |
| Appearance |
Yellow to light-orange crystalline powder |
Yellow crystalline powder |
| Identification |
1.The IR absorption spectrum should correspond with reference spectrum 2.Should exhibits maximum absorption at 352nm |
1.Correspond with reference spectrum 2.Exhibits Maximum absorption at 352nm |
| Loss on drying |
≤0.5% |
0.3% |
| Residue on ignition |
≤0.1% |
0.03% |
| Heavy metals |
≤0.002% |
＜0.002% |
| Isotretinoin |
≤5.0% |
0.1% |
| Related Substances |
≤0.5% |
0.26% |
| Assay (anhydrous) |
97.0%-103.0% |
99.8% |
| Methanol |
≤3000 ppm |
20ppm |
| Ethyl acetate |
≤ 5000 ppm |
3000ppm |
| Isopropanol |
≤ 5000 ppm |
17 ppm |
| Conclusion |
Qualified |
