Alchemist-pharm chemical Technology Co. Ltd.
Telephone0371-67991738 13783628208
Websitehttp://www.alchemist-pharm.com
Hubei Weideli Chemical Reagent Co.,Ltd.
Telephone027-59222918 13385289472
Websitehttps://www.chemicalbook.com/supplier/23855892/1.htm
Jiangsu Boquan Biotechnology Co., Ltd.
Telephone15252131412; 15252131412
Websitehttp://m.boquanshengwu.com
Hubei De'ao Chemical Research Pharmaceutical Technology Co., Ltd
Telephone18502726233; 18502726233
Websitehttps://www.chemicalbook.com/supplier/25403897/
TLC Pharmaceutical Standards Ltd.
Telephone 18012923235
Websitehttp://www.tlcstandards.com