J & K SCIENTIFIC LTD.
Telephone010-82848833 400-666-7788
Websitehttp://www.jkchemical.com
Aikon International Limited
Telephone025-66113011 18112977050
Websitehttp://www.aikonchem.com
CHO Chemical Materials Chang Zhou CO., LTD
Telephone 15995034354
Websitehttps://www.chemicalbook.com/ShowSupplierProductsList1716541/0.htm
Bejing Famous Pharmaceutical Technology Co., Ltd.
Telephone 13331045123
Websitehttp://www.peking-pharmacy.com
Shanghai Aladdin Biochemical Technology Co.,Ltd.
Telephone400-6206333 18021050169
Websitehttp://www.aladdin-e.com/