J & K SCIENTIFIC LTD.
Telephone 18210857532
Websitehttps://www.jkchemical.com
Spectrum Chemical Manufacturing Corp.
Telephone021-021-021-67601398-809-809-809 15221380277
Websitehttps://www.spectrumchemical.com/OA_HTML/index.jsp?minisite=10020&respid=22372&language=US
Beijing OKA biological technology co., LTD
Telephone010-010-010-62971590 18548936886
Websitehttp://www.bjoka-vip.com/
Shenzhen Polymeri Biochemical Technology Co., Ltd.
Telephone+86-400-002-6226 +86-13028896684;
Websitehttps://www.rrkchem.com
Career Henan Chemica Co
Telephone+86-0371-86658258 +8613203830695
Websitehttps://www.coreychem.com/
ShangHai Anpel Co, Ltd.
Telephone18017382783 18017382783
Websitehttps://www.labsci.com.cn/index
TCI (Shanghai) Chemical Trading Co., Ltd.
Telephone021-021-61109150
Websitehttps://www.tcisct.com
Shanghai Maclean Biochemical Technology Co., LTD
Telephone021-50706066 15221275939
Websitehttp://www.macklin.cn/
Jiangsu Zhixinting Technology Co., Ltd
Telephone 18221391031
Websitehttps://www.chemicalbook.com/ShowSupplierProductsList1130549/0.htm
Guangdong Wengjiang Chemical Reagent Co.,Ltd.
Telephone0751-2815983 13927872582
Websitehttp://www.wj-chem.com/
Telephone 18153089275
Websitehttps://www.chemicalbook.com/ShowSupplierProductsList1041099/0.htm
Merck KGaA
Telephone21-20338288
Websitehttp://www.sigmaaldrich.cn
Biosynth Biological Technology (Suzhou) Co Ltd
Telephone 51288865780
Websitehttp://www.biosynth.com
DAYANG CHEM (HANGZHOU) CO.,LTD
Telephone +8617705817739
Websitewww.dycnchem.com
SHANGHAI KEAN TECHNOLOGY CO., LTD.
Telephone +8613817748580
Websitewww.kean-chem.com
Henan Fengda Chemical Co., Ltd
Telephone+86-371-86557731 +86-13613820652
Websitehttp://www.fdachem.com
LEAPCHEM CO., LTD.
Telephone+86-852-30606658
Websitehttp://www.leapchem.com