J & K SCIENTIFIC LTD.
Telephone010-82848833 400-666-7788
Websitehttp://www.jkchemical.com
Shenzhen Polymeri Biochemical Technology Co., Ltd.
Telephone+86-400-002-6226 +86-13028896684;
Websitehttps://www.rrkchem.com
Beijing Haite lesk Technology Co., Ltd
Telephone15210893940; 15116916250
Websitehttps://www.chemicalbook.com/ShowSupplierProductsList804170/0.htm
Hefei Mokai Pharmaceutical Technology Co., Ltd
Telephone 18130062233
Websitehttp://www.yxjchem.com/
WEITIXIHAUGONG
Telephone0371-53370800 18037197114
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