J & K SCIENTIFIC LTD.
Telephone010-82848833 400-666-7788
Websitehttp://www.jkchemical.com
TianJin Alta Scientific Co., Ltd.
Telephone022-65378550-8551
Websitehttp://www.altascientific.cn
Alta Scientific Co., Ltd.
Telephone022-6537-8550 15522853686
Websitehttp://www.altascientific.cn
Shenzhen Polymeri Biochemical Technology Co., Ltd.
Telephone+86-400-002-6226 +86-13028896684;
Websitehttps://www.rrkchem.com
ShangHai Anpel Co, Ltd.
Telephone18501792038; 18501792038
Websitehttps://www.labsci.com.cn/index
Qingdao Tenglong microwave technology co., LTD.
Telephone0532-83818797 18561885118
Websitehttp://www.cnnmr.com/
LGC Science (Shanghai) Ltd.
Telephone 17717235263
Websitehttps://www.lgcstandards.com/CN/en/Pharmaceutical/cat/279492
Shanghai Haohong Scientific Co., Ltd.
Telephone400-400-8210725
Websitehttps://www.leyan.com/
Shanghai isotope chemical co.,ltd
Telephone021-021-51600108 13062666369
Websitehttps://www.chinaisotope.com/
Jiangsu Zhixinting Technology Co., Ltd
Telephone 18221391031
Websitehttps://www.chemicalbook.com/ShowSupplierProductsList1130549/0.htm
Beijing Keyi Tongda Technology Development Co., Ltd
Telephone 17743531240
Website
Shanghai Aitixi Biotechnology Co., Ltd
Telephone18721763493 18721763493
Website
SHANGHAI ZZBIO CO., LTD.
Telephone15102117276 19921389125
Websitehttps://www.zzsrm.cn/
Telephone 4008-099-669
Websitehttps://www.chemicalbook.com/ShowSupplierProductsList112975/0.htm
Telephone 58896805
Websitehttps://www.chemicalbook.com/ShowSupplierProductsList1748115/0.htm