J & K SCIENTIFIC LTD.
Telephone010-82848833 400-666-7788
Websitehttp://www.jkchemical.com
Shanghai Jiyi Biological Technology Co., LTD
Telephone021-54135696 18516235431
Websitehttps://www.chemicalbook.com/ShowSupplierProductsList15866/0.htm
skychemical Co.Ltd
Telephone021-20960837,QQ1332204249
Websitehttp://www.skychemical.com
Amadis Chemical Company Limited
Telephone571-89925085
Websitehttp://www.amadischem.com
Shenzhen Polymeri Biochemical Technology Co., Ltd.
Telephone+86-400-002-6226 +86-13028896684;
Websitehttps://www.rrkchem.com
Labnetwork lnc.
Telephone+86-27-50766799 +8618062016861
Websitewww.labnetwork.com
Shanghai Kaiwei Chemical Technology Co., Ltd.
Telephone021-58461859 15821823057
Websitehttp://www.aivichem.com
Nanjing Shizhou Biology Technology Co.,Ltd
Telephone025-85563444 18351873721
Websitehttp://www.synzest.com
Shanghai Dexuan Pharmaceutical Technology Co., Ltd
Telephone 1701086315
Websitehttps://www.chemicalbook.com/ShowSupplierProductsList182151/0.htm
Shanghai Haohong Pharmaceutical Co., Ltd.
Telephone400-8210725 4008210725
Websitehttps://www.leyan.com/
Beijing Stronger Science Co., Ltd.
Telephone0531-88924771 15614660963
Websitehttps://www.nuoxiansheng.com/
Affinity（Wuhan）Ltd.
Telephone 15841022315
Websitehttps://precisepeg.com
Suzhou Meishi Biotechnology Co., Ltd.
Telephone 1173954148q
Websitehttps://www.chemicalbook.com/ShowSupplierProductsList1822805/0.htm
