Wenzhou Dongsheng Chemical Reagent Factory | Address: 1#3 tents, Xialingxincun, Shuangyu Town, Lucheng District, Wenzhou, Zhejiang, China 
www.ds-chem.com | Send Inquiry | Phone: +86-(577)-88781113, 88781027
Wenzhou Dongsheng Chemical Reagent Factory manufactures chemical reagents. Our product includes sodium hydrogen sulphite, sodium metadisulfite, potassium metabisulfite and litmus. We specialize in sul more...