19
Dalian Richon Chem, based in China, is a pharmaceutical company.
One of their notable product 15?,16?-dimethylene-5?-androstan-17-one with CAS Number 82543-16-6.
and End Use API Drospirenone
18
Hangzhou Deli Chemical, based in China, is a pharmaceutical company.
One of their notable product 3b,5-Dihydroxy-6b,7b:15b,16b-dimethylene-5b-androstan-17-one with CAS Number 82543-16-6.
and End Use API Drospirenone
17
Vio Chemicals, based in Switzerland, is a pharmaceutical company.
One of their notable product 3B,5-Dihydroxy-6B,7B,15B,16B-dimethylene-5B-androstan-17-one with CAS Number 82543-16-6.
and End Use API Drospirenone
16
Zhejiang Xianju Pharmaceutical Co. Ltd, based in China, is a pharmaceutical company that stands out with its certifications from FDA and EDQM.
One of their notable product 3ß,5-dihydroxy-6ß,7ß;15ß,16ß-dimethylene-5ß-Androst-17-one with CAS Number 82543-16-6.
and End Use API Drospirenone