White or almost white crystalline powder
Other Progesterone Hormones We Supply:
Progesterone CAS No.: 57-83-0
Medroxyprogesterone Acetate CAS Registry Number: 71-58-9
Dienogestrel CAS NO.: 65928-58-7
Cyproterone acetate CAS NO.: 427-51-0
Megestrol acetate CAS Registry Number: 595-33-5
Chlormadinone acetate CAS Registry Number: 302-22-7
Melengestrol acetate CAS Registry Number: 2919-66-6
Hydroxyprogesterone Caproate CAS Registry Number: 630-56-8
Mifepristone CAS Registry Number: 84371-65-3
Norgestimate CAS Registry Number: 35189-28-7
Drospirenone CAS No.: 67392-87-4
Norethindrone acetate CAS NO.: 51-98-9
Ethisterone CAS Registry Number: 434-03-7
Allylestrenol CAS Registry Number: 432-60-0
Pregnenolone CAS NO.: 145-13-1
Levonorgestrel CAS NO.: 797-63-7
Specification:
| Items | Specifications | Results |
| Appearance | White or almost white crystalline powder or colorless crystals | Almost white crystalline powder |
| Solubility | Practically insoluble in water, soluble in ethanol, sparingly soluble in acetone and fatty oil | Complies |
| Identification | IR: Complies with the reference spectrum | Complies |
| TLC: Complies | Complies |
| Specific optical rotation | +186° to +194°(Calculated on the dry basis) | +190° |
| Related substances | Total impurities:≤0.8%
Impurity A: ≤0.5%
Impurity B: ≤0.5%
Impurity C: ≤0.5%
Impurity D: ≤0.5%
Impurity E: ≤0.5%
Impurity F: ≤0.5%
Impurity G: ≤0.5%
(Individual unidentified impurities): ≤0.10% | Total impurities: 0.1%
Impurity A: <0.05%
Impurity B: <0.05%
Impurity C: 0.13%
Impurity D: <0.05%
Impurity E: <0.05%
Impurity F: <0.05%
Impurity G: <0.05%
<0.05% |
| Loss on drying | ≤0.5% | 0.3% |
| Assay(UV) | 97.0% to 103.0%(Calculated on the dry basis) | 99% |
| Insoluble matter | No substantial foreign matter is observed | Complies |
| Residual solvents | Methylbenzene: ≤890ppm
Cyclohexanone: ≤200ppm
Ethanol: ≤1000ppm | 24ppm
27ppm
166ppm |
| Microbiological purity | Total aerobic microbial count: ≤100CFU/g | <5CFU/g |
Total combined mold and yeast count: ≤100CFU/g
Controlled bacteria: E. coli, Salmonella, P. Aeruginosa, Staphylococcus absent in 10g of sample | <5CFU/g
Absent |
Shenzhen Simeiquan Biotechnology Co., Ltd. is a subsidiary company of Wuhan Yuancheng Group, which located in Shenzhen. We are a leading Chinese chemical supplier special in fine chemical, flavor, food additive, pharmaceutical intermediates and steroid raw powders. Our main products are Cinnamic acid, Chloramphenicol, Tranexamic acid, Oryzanol, Griseofulvin, Benzocaine, Lidocaine, Steroid raw powders etc. Our products are praised by customers from worldwide.
We advocate an enterprise idea that"Efficient innovation, integrity rigorous, friendship development, win-win cooperation. " On base of Survival by quality, Create profit by service, Building prestige by law and discipline, we have high sense of social responsibility and unique charming enterprise culture.
Since the establishment of the company, Simeiquan has employed many professionals with aptitude and possessed a team of marketing personnel with profound professional knowledge, excellent professional ability and rich experience. The company specialized in chemicals, pharmaceutical intermediate, flavor and fragrance, food additive etc, and has world-wide customers. It's perfect marketing network and Service Platform can sever the customers from 20 countries and distracts in domestic, Occident and southeast Asia timely. The company have gained the trust of the customers by it's wholehearted and professional service.
