J & K SCIENTIFIC LTD.
Telephone18210857532 18210857532
Websitehttps://www.jkchemical.com
Chemsky（shanghai）International Co.,Ltd.
Telephone021-50135380
Websitehttp://www.shchemsky.com
Shenzhen Polymeri Biochemical Technology Co., Ltd.
Telephone+86-400-002-6226
Websitehttps://www.rrkchem.com
Jiangsu aikang biomedical research and development co., LTD
Telephone025-58859352 17714375163
Websitehttp://www.aikonchem.com/
Labnetwork lnc.
Telephone+86-27-50766799 +86-18062016861
Websitewww.labnetwork.com
Blocksynth Pharmaceutical Technology Co.,Ltd
Telephone0086-19817745290; 19817745290
Websitehttp://www.blocksynth.com/
Suzhou Chenrui Biotechnology Co. LTD
Telephone 17625585511
Websitehttps://www.chemicalbook.com/ShowSupplierProductsList660257/0_EN.htm
Energy Chemical
Telephone400-0056266
Websitehttp://www.energy-chemical.com
Guangdong Fangxin Biotechnology Co., Ltd.
Telephone0751-2838688 13376594225
Websitehttps://www.fx1668.com/
JiNan QiYuan Biotechnology Co., Ltd
Telephone18766124282; 18766124282
Websitehttp://www.qychemical.com/
Ningbo Zhenyue Pharmaceutical Technology Co., Ltd
Telephone 19817745290
Websitehttp://www.blocksynth.com/cn/
JIANGMEN SHIJIA TRADING CO.,LTD.
Telephone755-13923738421 13923738421
Website
Guangdong Yuanfeng Chemical Reagent Co., Ltd
Telephone0751-2829979 13376591640
Websitehttp://www.yuanfenghx.com/
LGC Science (Shanghai) Ltd.
Telephone17717235263 17717235263
Websitehttps://www.lgcstandards.com/CN/en/
