J & K SCIENTIFIC LTD.
Telephone010-82848833 400-666-7788
Websitehttp://www.jkchemical.com
Chemsky (shanghai) International Co.,Ltd
Telephone021-50135380
Websitehttp://www.shchemsky.com
S.Z. PhyStandard Bio-Tech. Co., Ltd.
Telephone0755-83725681-603
Websitehttp://www.phystandard.com.cn
Shenzhen Polymeri Biochemical Technology Co., Ltd.
Telephone+86-400-002-6226 13028896684
Websitehttps://www.rrkchem.com
Bono Kangyuan (Beijing) Pharmaceutical Technology Co., Ltd
Telephone010-56380788-8515 16619769925
Websitehttps://www.chemicalbook.com/ShowSupplierProductsList827461/0.htm
Wuhan Dingxintong Pharmaceutical Co. , Ltd.
Telephone027-027-52344656 15871722230
Websitehttps://show.guidechem.com/dxt2019/
Energy Chemical
Telephone021-58432009 400-005-6266
Websitehttp://www.energy-chemical.com
Shaanxi DIDU pharmaceutical and Chemical Co., Ltd
Telephone 15229059051
Websitehttp://www.dideu.cn
ZHEJIANG JIUZHOU CHEM CO., LTD
Telephone+86-0576225566889 +86-13454675544
Websitehttp://www.jiuzhou-chem.com/
BIONNA MEDICINE CO.,LTD
Telephone01056380788-8515; +8618518759099
Websitehttps://www.chemicalbook.com/manufacturer/bionna-medicine-232/