J & K SCIENTIFIC LTD.
Telephone010-82848833 400-666-7788
Websitehttp://www.jkchemical.com
Energy Chemical
Telephone021-021-58432009 400-005-6266
Websitehttp://www.energy-chemical.com
Shanghai Aladdin Bio-Chem Technology Co.,LTD
Telephone400-400-6206333 18521732826
Websitehttp://www.aladdin-e.com/
Sigma-Aldrich
Telephone021-61415566 800-8193336
Websitehttps://www.sigmaaldrich.cn
Infinity SCI
Telephone400-400-1062016 17800804092
Websitehttp://www.infsci.com
CHMA Chemical Technology (Shanghai) Co., Ltd
Telephone021-61556450 15800904410
Websitehttp://www.corxing.com
ShangHai Siyan Biological Technology Co., Ltd.
Telephone021-50908862,442785678,326799392 18721037013
Websitehttp://www.siyanbio-tec.com
Shanghai Qiao Chemical Science Co., Ltd
Telephone021-58892003
Websitehttps://www.chemicalbook.com/supplier/10168672/1.htm
Shandong Xiya Chemical Co., Ltd.
Telephone4009903999 13395398332
Websitehttp://www.xiyashiji.com
Panjin Infinity Scientific CO. LTD
Telephone400-1062016 18612996721
Websitehttp://www.infsci.com
Zhengzhou Huiju Chemical Co., Ltd.
Telephone0371-55900031 18137872243
Websitehttps://www.chemicalbook.com/supplier/11124122/
JinJin Le Chemical Co., Ltd
Telephone10106090
Websitehttp://www.jinjinlechem.com
Shandong Ono Chemical Co., Ltd.
Telephone0539-6362799 20)
Websitehttp://www.onochem.com
Jiaxing Deyi Chemical Co., Ltd.
Telephone0573-86-0573-85866609 13325730825
Websitehttps://www.chemicalbook.com/supplier/10156672/
3A Chemicals
Telephone400-668-9898
Websitehttp://www.3achem.com
Shanghai Jizhi Biochemical Technology Co. Ltd.
Telephone4009004166/18616739031 18616739031
Websitehttp://www.acmec-e.com/
Guangdong wengjiang Chemical Reagent Co., Ltd.
Telephone0751-2815688 13927872512
Websitehttp://www.wj-chem.com
Shenzhen Polymeri Biochemical Technology Co., Ltd.
Telephone+86-400-002-6226 +86-13028896684;
Websitehttps://www.rrkchem.com