J & K SCIENTIFIC LTD.
Telephone010-82848833 400-666-7788
Websitehttp://www.jkchemical.com
Beijing xinyanhui pharmaceutical research and development co., LTD
Telephone 13969155946
Websitehttps://www.chemicalbook.com/ShowSupplierProductsList710437/0.htm
Block Chemical Technology (Shanghai) Co., Ltd.
Telephone021-20432219 13918097649
Websitehttp://www.acblock-lab.com
Shanghai Aladdin Biochemical Technology Co.,Ltd.
Telephone400-6206333 1316706386
Websitehttp://www.aladdin-e.com/
Nantong Hanfang Biotechnology Co. , Ltd.
Telephonehanfangpharma@126.com; 18616537568
Websitehttps://hanfangpharma@126.com
Merck KGaA
Telephone(+86) 21 2033 8288
Websitehttp://www.sigmaaldrich.cn
Hangzhou MolCore BioPharmatech Co.,Ltd.
Telephone+86-057181025280; +8617767106207
Websitehttps://www.molcore.com/