J & K SCIENTIFIC LTD.
Telephone 18210857532
Websitehttps://www.jkchemical.com
Aikon International Limited
Telephone025-58859352 18068836627
Websitehttp://www.aikonchem.com
Shenzhen Polymeri Biochemical Technology Co., Ltd.
Telephone+86-400-002-6226 +86-13028896684;
Websitehttps://www.rrkchem.com
CHO Chemical Materials Chang Zhou CO., LTD
Telephone 15995034354
Websitehttps://www.chemicalbook.com/ShowSupplierProductsList1716541/0.htm
Shanghai Hongboshangyi Pharmaceutical Technology Co. , Ltd.
Telephone021-58999902
Websitehttp://www.pharmaresources.cn/ch/