J & K SCIENTIFIC LTD.
Telephone010-82848833 400-666-7788
Websitehttp://www.jkchemical.com
SynAsst Chemical.
Telephone021-60343070
Websitehttps://www.chemicalbook.com/ShowSupplierProductsList15848/0.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
Anhui Henuo Biotechnology Co., Ltd
Telephone0555-2761852
Websitehttp://www.honochem.com