J & K SCIENTIFIC LTD.
Telephone010-82848833 400-666-7788
Websitehttp://www.jkchemical.com
Energy Chemical
Telephone021-021-58432009 400-005-6266
Websitehttp://www.energy-chemical.com
Guangdong wengjiang Chemical Reagent Co., Ltd.
Telephone0751-2886750 13927877953
Websitehttp://www.wj-chem.com
Shenzhen Polymeri Biochemical Technology Co., Ltd.
Telephone+86-400-002-6226 13028896684
Websitehttps://www.rrkchem.com
Beijing Haite lesk Technology Co., Ltd
Telephone15210893940; 15116916250
Websitehttps://www.chemicalbook.com/ShowSupplierProductsList804170/0.htm
DONBOO AMINO ACID COMPANY
Telephone +8613063595538
Websitehttp://www.donboo.com/
Hubei Xinkang Pharmaceutical Chemical Co., Ltd
Telephone027-59308705 18871579363
Websitehttp://www.xinkang-api.com/
Hubei Wande Chemical Co., Ltd
Telephone027-59210159 15377098680
Websitehttp://www.wande-chem.com/
Qiyuan (Guangdong) Pharmaceutical Chemical Co., Ltd.
Telephone400-666-9280 18026564465
Websitehttps://www.chemicalbook.com/ShowSupplierProductsList1886377/0.htm
Shanghai Haohong Scientific Co., Ltd.
Telephone400-400-8210725
Websitehttps://www.leyan.com/