Zhengzhou Double Vigour Chemical Product Co.,ltd | Address: Seat L of the Jinguo Seat in Jinyin Office Vlla of NO.16 of Huangjiaan Road Jinshui Zhengzhou City., Zhengzhou, Zhejiang 450000, China 
www.zz-chem.com | Send Inquiry | Phone: +86-(371)-63659198
Zhengzhou Double Vigour Chemical Product Co.,ltd specializes in fine chemical raw materials, chemical raw materials, and pharmaceutical raw materials. more...

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...