A leading manufacturer of research chemicals, metals and materials including high purity inorganics, organics and organometallics, precious compounds and catalysts, rare earth compounds and metals, labware and more.
URL: http://www.alfa.com/en/product/l16951 in English [Translate]
Our company is a China-based company mainly focus on R&D, manufacturing, and marketing organic fine chemicals!Thanks to many years experience of R&D and production.
URL: http://www.bioshining.net in English [Translate]
The company is committed to biomedical materials,health products raw materials,plant extracts monomers and other fine chemicals of development,production and marketing. Products include:Pregnenolone,acetate,Progesterone,Androsterone.
URL: http://www.kery-pharm.com/pages/aboutus-en.html in English [Translate]