J & K SCIENTIFIC LTD.
Telephone010-82848833 400-666-7788
Websitehttp://www.jkchemical.com
Chemsky(shanghai)International Co.,Ltd.
Telephone021-50135380
Websitehttp://www.shchemsky.com
Sigma-Aldrich
Telephone021-61415566 800-8193336
Websitehttps://www.sigmaaldrich.cn
Shenzhen Polymeri Biochemical Technology Co., Ltd.
Telephone+86-400-002-6226 +86-13028896684;
Websitehttps://www.rrkchem.com
Shanghai Yufei Pharmaceutical Technology Co., Ltd.
Telephone+8618221552033
Websitehttps://www.chemicalbook.com/ShowSupplierProductsList31090/0.htm
Henan Alpha Chemical Co., Ltd.
Telephone0371-0371-55055611 18137792234
Websitehttps://www.chemicalbook.com/ShowSupplierProductsList31206/0.htm
Zhengzhou Alfa Chemical Co.,Ltd
Telephone +8618530059196
Websitehttps://www.chemicalbook.com/manufacturer/zhengzhou-alfa-chemical-276/
Energy Chemical
Telephone021-58432009 400-005-6266
Websitehttp://www.energy-chemical.com
ChengDu SinoStandards Bio-Tech Co.,Ltd. ,
Telephone028-83243028 19136088901
Websitehttp://www.ebuylabs.com/
Shanghai Jidu Biotechnology Co., Ltd.
Telephone 13851761812
Websitehttps://www.chemicalbook.com/ShowSupplierProductsList285416/0.htm
Yancheng Tongming Biotechnology Co., Ltd.
Telephone 15195160625
Websitehttps://www.chemicalbook.com/ShowSupplierProductsList1089086/0.htm
Shanghai YuZn Pharm. Technology Co.,Ltd.
Telephone15921286451; 15921286451
Websitehttps://www.chemicalbook.com/ShowSupplierProductsList642122/0.htm
LGC Science (Shanghai) Ltd.
Telephone 17717235263
Websitehttps://www.lgcstandards.com/CN/en/Pharmaceutical/cat/279492
Shanghai Yingxin laboratory equipment Co., Ltd
Telephone021-021-59178156 15300768757
Websitehttp://www.yingxinbio.com/
Shanghai Haohong Scientific Co., Ltd.
Telephone400-400-8210725 17717813675;
Websitehttps://www.leyan.com/
Shanghai Guchen Biotechnology Co., LTD
Telephone021-34675735 19147740836
Websitehttp://www.shgcsw-edu.com
Nantong QuanYi Biotechnology Co., Ltd
Telephone0513-66337626 18051384581
Websitehttps://www.chemhifuture.com/
Jilin Chinese Academy of Sciences-yanshen Technology
Telephone 18143011203
Websitehttp://www.chemextension.com/