J & K SCIENTIFIC LTD.
Telephone010-82848833 400-666-7788
Websitehttp://www.jkchemical.com
BEST-REAGENT
Telephone400-1166-196 18981987031
Websitehttp://www.hx-r.com/
TianJin Alta Scientific Co., Ltd.
Telephone022-65378550-8551
Websitehttp://www.altascientific.cn
Sigma-Aldrich
Telephone021-61415566 800-8193336
Websitehttps://www.sigmaaldrich.cn
Alta Scientific Co., Ltd.
Telephone022-6537-8550 15522853686
Websitehttp://www.altascientific.cn
Codow Chemical Co.,Ltd.
Telephone 18620099427
Websitehttp://www.howeipharm.com
Shanghai Xilong Biochemical Technology Co., Ltd.
Telephone021-52907766-8042
Websitehttps://www.chemicalbook.com/ShowSupplierProductsList19329/0.htm
Shenzhen Regent Biochemical Technology Co., Ltd.
Telephone0755-0755-85201366 18938635012
Websitehttp://www.regentsciences.com/
Shanghai Jizhi Biochemical Technology Co. Ltd.
Telephone400-400-400-9004166 18616739031
Websitehttp://www.acmec-e.com/
Shenzhen Polymeri Biochemical Technology Co., Ltd.
Telephone+86-400-002-6226 13028896684
Websitehttps://www.rrkchem.com
Hubei Jusheng Technology Co.,Ltd.
Telephone18871490254
Websitehttp://www.hubeijusheng.com
Hubei xin bonus chemical co. LTD
Telephone86-13657291602
Websitehttps://www.chemicalbook.com/ShowSupplierProductsList1549548/0.htm
Chongqing Chemdad Co., Ltd
Telephone+86-023-61398051 +8613650506873
Websitehttp://www.chemdad.com/
career henan chemical co
Telephone+86-0371-86658258 15093356674;
Websitehttp://www.coreychem.com
Energy Chemical
Telephone021-58432009 400-005-6266
Websitehttp://www.energy-chemical.com
TCI (Shanghai) Chemical Trading Co., Ltd.
Telephone021-61109150
Websitehttps://www.tcisct.com
Shanghai Bikai Technology Co. , Ltd.
Telephone 18516304666
Websitehttps://www.cpachem.com/
Auonsi (Shanghai) Biology Technology Co., Ltd.
Telephone400-1107768 15058188853
Websitehttp://www.auonsi.com/