J & K SCIENTIFIC LTD.
Telephone010-82848833 400-666-7788
Websitehttp://www.jkchemical.com
Meryer (Shanghai) Chemical Technology Co., Ltd.
Telephone021-61259108 18621169109
Websitehttps://www.meryer.com/cn/index/
Thermo Fisher Scientific
Telephone800-810-5118
Websitehttp://www.thermo.com.cn
9ding chemical ( Shanghai) Limited
Telephone4009209199
Websitehttp://www.9dingchem.com
Shanghai Na Qian Chemical Technology Co. Ltd.
Telephone0373-7129549; 13598610367
Websitehttps://www.chemicalbook.com/supplier/11167012/
Zhengzhou Acme Chemical Co., Ltd.
Telephone0371-0371-55629727 13323845623
Websitehttp://www.acmechem.cn
Amadis Chemical Company Limited
Telephone571-89925085
Websitehttp://www.amadischem.com
Henan Alfachem Co.,Ltd.
Telephone0371-0371-55051623 18137891487
Websitehttps://www.chemicalbook.com/supplier/14555231/
Henan Kaiyan Biotechnology Co. Ltd.
Telephone0371-55676069 18137782046
Websitehttp://www.kaiyanchem.com
CD Chemical Group Limited
Telephone +8615986615575
Websitehttp://www.codchem.com/
Henan Pusai Chemical Products Co., Ltd.
Telephone0371-63357898
Websitehttp://www.psaichem.com
Zhengzhou Edward Biology Co.,Ltd
Telephone0371-63682289 15538176268
Websitehttp://www.edwardbiology.cn/
Changzhou Yinghao Technology Development Co., Ltd
Telephone 15151934985
Websitehttp://www.yingsapharm.com/
CONIER CHEM AND PHARMA LIMITED
Telephone +8618523575427
Websitehttp://www.conier.com/
Energy Chemical
Telephone021-58432009 400-005-6266
Websitehttp://www.energy-chemical.com
Shanghai Haohong Scientific Co., Ltd.
Telephone400-400-8210725
Websitehttps://www.leyan.com/
Henan Dowon Chemical Technology Co., Ltd.
Telephone 16696119288
Websitehttp://www.dowon.com.cn