Sigma-Aldrich
Telephone021-61415566 800-8193336
Websitehttps://www.sigmaaldrich.cn
Henan Weitixi Chemical Technology Co., Ltd
Telephone0371-53370800 18037197114
Websitehttps://www.chemicalbook.com/supplier/24683891/
shanghai Yanfeng biochemical technology Co.,LTD
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Websitehttp://www.yanfenbio.com/
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Websitehttps://www.chemicalbook.com/supplier/25479786/
Huai Hua Binfengchem Co., Ltd
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Websitehttp://bingfengchem.com/
Jiangsu Aikon Biopharmaceutical R&D Co.,Ltd
Telephone025-5885952 15955137747
Websitehttps://www.aikonchem.com/
Jiaoda Rising Weinan Chemical Technology Co.,Ltd.
Telephone 13992360862
Websitehttps://www.fumaric-acid.com
Shandong Hanjiang Chemical Co., Ltd
Telephone+86-0533-2066820 +8618369939125
Websitehttp://www.sdhanjiang.com/
Shaanxi Dideu New Materials Co. Ltd
Telephone 18192503167
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XIAMEN EQUATION CHEMICAL CO.,LTD
Telephone+86-5926515854 +86-18060954864
Websitewww.equationchemical.com