J & K SCIENTIFIC LTD.
Telephone18210857532 18210857532
Websitehttps://www.jkchemical.com
Shanghai TaoSu Biochemical Technology Co., Ltd.
Telephone021-33632979
Websitehttp://www.tsbiochem.com
Finetech Industry Limited
Telephone027-87465837 19945049750
Websitehttps://www.finetechchem.com/
Shenzhen Polymeri Biochemical Technology Co., Ltd.
Telephone+86-400-002-6226
Websitehttps://www.rrkchem.com
Finetech Industry Limited
Telephone+86-27-8746-5837 +86-18627785180
Websitehttps://www.finetechnology-ind.com/
Dayang Chem (Hangzhou) Co.,Ltd.
Telephone+86-0571-88938639 17705817739
Websitehttps://www.dycnchem.com/
Henan Alpha Chemical Co., Ltd.
Telephone0371-55013243 15324716602
Websitehttps://www.chemicalbook.com/supplier/24684125/
Xuzhou B&C Chemical Technology Co., Ltd
Telephone051686297676
Websitehttp://www.bcpharma.com/
Jilin Chinese Academy of Sciences-yanshen Technology
Telephone 18143011203
Websitehttp://www.chemextension.com/
Fuzhou Ronghai Hechuang Biotechnology Co., Ltd.
Telephone181-20937058 18120937058
Websitehttps://www.chemicalbook.com/supplier/148790561/
TLC Pharmaceutical Standards Ltd.
Telephone 18012923235
Websitehttps://www.tlcstandards.com/
LGC Science (Shanghai) Ltd.
Telephone17717235263 17717235263
Websitehttps://www.lgcstandards.com/CN/en/
Xuzhou B&C Chemical Technology Co., Ltd
Telephone+86-400-0516-021 +86-15190678838
Websitehttp://www.bcpharma.com
GIHI CHEMICALS CO.,LIMITED
Telephone+86-571-86217390; +8618058761490
Websitehttps://www.gihichem.com/