Amadis Chemical Company Limited
Telephone571-89925085
Websitehttp://www.amadischem.com
Yantai Boyun Biological Technology Co. Ltd
Telephone13793517650; 13793517650
Websitehttps://www.chemicalbook.com/ShowSupplierProductsList248599/0.htm
Liaocheng Lebote Biopharmaceutical Technology Co., Ltd
Telephone0635-893290 18663513896;
Websitehttp://www.krechem.cn
Yantai Shengkailun Chemical Technology Co., Ltd.
Telephone 13356901049
Websitehttps://www.sklnchem.cn
TLC Pharmaceutical Standards Ltd.
Telephone18012923235; 18012923235
Websitehttp://www.tlcstandards.com