for the following products
(3-beta)-(5Z,7E)-9,10-secocholestan-5,7,10(19)-triene-3,25-diol | (R,Z)-3-(2-((1R,3aS,7aR,e)-1-((R)-6-hydroxy-6-methylheptan-2-yl)-7a-methyloctahydro-4H-inden-4-ylidene)ethylidene)-4-methylenecyclohexan-1-ol | 25-Hydroxyvitamin d3 | Calcifediol and 25-Hydroxycholecalciferol
Dayang Chem (Hangzhou) Co.,Ltd. is a comprehensive entity which specializes in development, production and trade of pharmaceutical, agrochemical and dyestuff intermediates as well as some special type reagents. We have an own factory and share enterprises. We act also as agent of many chemical factories and promote their products to the international market at very competitive price.
We take "Credi first, Clients supreme" as our aim. We expect to cooperate with more partners in the world...
