China Cosmetic Grade CAS 97-59-6 Allantoin with Reasonable Price Allantoin Powder on Hot Selling, Find details about China CAS 97-59-6, Allantoin from Cosmetic Grade CAS 97-59-6 Allantoin with Reasonable Price Allantoin Powder on Hot Selling
Product Name: | Allantoin |
Synonyms: | (2,5-dioxo-4-imidazolidinyl)urea;ALLANTOIN;ALL;5-UREIDOHYDANTOIN;CORDIANINE;Alphosyl;Alyonyldiurened;Egopsoryl |
CAS: | 97-59-6 |
MF: | C4H6N4O3 |
MW: | 158.12 |
EINECS: | 202-592-8 |
Product Categories: | chemical reagent;pharmaceutical intermediate;phytochemical;reference standards from Chinese medicinal herbs (TCM).;standardized herbal extract;Metabolites & Impurities, Pharmaceuticals, Intermediates & Fine Chemicals;ALDACTAZINE;Cosmetics;Inhibitors;Substrates;Intermediates & Fine Chemicals;Metabolites & Impurities;Pharmaceuticals |
Mol File: | 97-59-6.mol |
The COA of Allantoin | ||
TEST | SPECIFICATION | RESULTS |
1. Assay | 98.5-101.0% | 99.20% |
2. Characteristic | White powder. | Conform |
3. Melting Point | 224-232°C, with decomposition | 226.7°C |
4. Solubility | Slightly soluble in water | Conform |
Very slightly soluble in alcohol | ||
5. Identification | A. Infrared spectrum is march with the spectrum of allantoin CRS | Conform |
B. Thin-Layer Chromatographic | ||
Identification Test | ||
6. Optical rotation | -0.10º~+0.10º | Conform |
7. Acidity or alkalinity | To conform | Conform |
8. Residue on ignition | <0.1% | 0.04% |
9. Reducing substances | 1.0 g of Allantoin in 10 mL of water. Shake for 2 min, and filter. To the Sample solution add 1.5 mL of 0.02 M, potassium permanganate. The | 0.30% |
solution remains violet for atleast 10 min | ||
10. Loss on drying | <0.1% | 0.05% |
11. Heavy Metal | ≤10ppm | Conform |