J & K SCIENTIFIC LTD.
Telephone010-82848833 400-666-7788
Websitehttp://www.jkchemical.com
Chemsky (shanghai) International Co.,Ltd
Telephone021-50135380
Websitehttp://www.shchemsky.com
Shanghai Kewel Chemical Co., Ltd.
Telephone021-64609169 18901607656
Websitehttp://www.kewelchem.com/
PI & PI BIOTECH INC.
Telephone020-81716320 17788709170
Websitehttps://www.paypaytech.com/
Zhengzhou Acme Chemical Co., Ltd.
Telephone0371-037163312495,13303845143 13303845143
Websitehttp://www.acmechem.cn
Shanghai Han-Xiang Chemical Co., Ltd.
Telephone 15971444841
Websitehttp://www.biochempartner.com.cn
Shenzhen Polymeri Biochemical Technology Co., Ltd.
Telephone+86-400-002-6226 +86-13028896684;
Websitehttps://www.rrkchem.com
TOSUN PHARM
Telephone020-61855200 13326451905
Websitehttp://www.toref.cn/
CR Corporation Limited
Telephone +8613062833949
Websitehttp://www.crcorporation.cn/
Guangzhou Dreampharm Biotechnology Co., Ltd.
Telephone020-36607679 17825480238
Websitehttp://www.dmstandards.com/
Jinan blalong chemical co. LTD
Telephone 2710913286@.com
Websitehttps://www.chemicalbook.com/ShowSupplierProductsList1068244/0.htm
Shenzhen ruikai de biotechnology co., ltd.
Telephone0755-61348847 17820674378
Websitehttp://www.real-chemstandards.com
Henan Duobei Chemical Co., Ltd
Telephone0370-2059268 17550075363
Websitehttp://www.hnhwchem.com
Shaanxi Dideu Medichem Co. Ltd
Telephone+86-29-87569266 15319487004
Websitehttps://www.chemicalbook.com/manufacturer/shaanxi-dideu-medichem-220/
Xi'an Lyna Bio-Tech Co., Ltd.
Telephone029-84161958 18629577295
Websitehttps://www.lnabio.com/
Shenzhen Jianyi Biotechnology Co., Ltd
Telephone0755-84826604
Websitehttp://www.jeanchemical.com
Shenzhen Topbatt Chemical Co., Ltd
Telephone 15616500668
Websitehttp://www.topbatt.net
Hubei Xinyang Medical Technology Co., Ltd
Telephone15347293736 15347293736
Websitehttp://www.standardpharm.com