J & K SCIENTIFIC LTD.
Telephone010-82848833 400-666-7788
Websitehttp://www.jkchemical.com
Changsha Luxing Bio-Chem Technology Co., Ltd.
Telephone0731-0731-88827538 15873153880
Websitehttp://www.luxingbc.com
Shanghai Chenzhu Pharmaceutical Co., Ltd.
Telephone 13162380607
Websitehttps://www.chemicalbook.com/ShowSupplierProductsList19091/0.htm
Amadis Chemical Company Limited
Telephone571-89925085
Websitehttp://www.amadischem.com
Shenzhen Polymeri Biochemical Technology Co., Ltd.
Telephone+86-400-002-6226 +86-13028896684;
Websitehttps://www.rrkchem.com