J & K SCIENTIFIC LTD.
Telephone 18210857532
Websitehttps://www.jkchemical.com
TianJin Alta Scientific Co., Ltd.
Telephone022-65378550-8551
Websitehttp://www.altascientific.cn
Shenzhen Polymeri Biochemical Technology Co., Ltd.
Telephone+86-400-002-6226 +86-13028896684;
Websitehttps://www.rrkchem.com
Qingdao Tenglong microwave technology co., LTD.
Telephone0532-83818797 18561885118
Websitehttp://www.cnnmr.com/
Shanghai isotope chemical co.,ltd
Telephone021-51600108 13062666369
Websitehttps://www.isotopechem.com/
Zhuhai Aobokai Biomedical Technology Co., Ltd.
Telephone400-0628126 15697567703;
Websitehttp://www.aobchem.com.cn/
Beijing Putian Tongchuang Biotechnology Co., Ltd.
Telephone 18153089275
Websitehttps://www.chemicalbook.com/ShowSupplierProductsList1041099/0_EN.htm
DAYANG CHEM (HANGZHOU) CO.,LTD
Telephone+86-88938639 +86-17705817739
Websitewww.dycnchem.com
Hu Bei Jiutian Bio-medical Technology CO.,Ltd
Telephone027-88013699 17354350817
Websitewww.jiutian-bio.com