J & K SCIENTIFIC LTD.
Telephone010-82848833 400-666-7788
Websitehttp://www.jkchemical.com
BeiJing Hwrk Chemicals Limted
Telephone0757-86329057 18934348241
Websitehttp://www.hwrkchemical.com/
Chemsky(shanghai)International Co.,Ltd.
Telephone021-50135380
Websitehttp://www.shchemsky.com
S.Z. PhyStandard Bio-Tech. Co., Ltd.
Telephone0755-4000505016 13380397412
Websitehttp://www.phystandard.com.cn
Cato Research Chemicals Inc.
Telephone020-81960175
Websitehttp://www.cato-chem.com
Zhengzhou Topcare Pharmaceutical Co.,Ltd.
Telephone0371-60942985
Websitehttps://www.chemicalbook.com/ShowSupplierProductsList16266/0.htm
ChemStrong Scientific Co.,Ltd
Telephone0755-0755-66853366 13670046396
Websitehttp://www.chem-strong.com
Shanghai Huilun Life Science&Technology Co.Ltd.
Telephone021-64160263-8087
Websitehttp://www.hllife.com.cn
Nanjing Chalf-Pharm Technology Co., Ltd.
Telephone025-57018978 18251899859
Websitehttp://www.chalf-pharm.com
Nanjing XiZe Biotechnology CO., Ltd.
Telephone025-66023220 0086-15250997978
Websitehttp://www.njxizebio.com
Artis Biotech Co. Ltd.
Telephone0575-18780151478 18582380095
Websitehttp://www.artisbiotech.com/
Shanghai QianYan Bio-technology Co., Ltd
Telephone02781293128
Websitehttps://www.chemicalbook.com/ShowSupplierProductsList19348/0.htm
Tonichem Pharmaceutical Technology Co., Ltd.
Telephone+86 (0752) 222-7171, +86 15815821171
Websitehttp://www.tonichem.com/
Roark Standards
Telephone0755-83552066 15986688328
Websitehttp://roarkstandards.com
Amadis Chemical Company Limited
Telephone571-89925085
Websitehttp://www.amadischem.com
Beijing Jin Ming Biotechnology Co., Ltd.
Telephone010-60605840 18892239720
Websitehttp://www.jm-bio.com/
Henan Anky Chemical Technology Co., Ltd.
Telephone 17836913271
Websitehttps://www.chemicalbook.com/ShowSupplierProductsList20076/0.htm
Shanghai CR Corporation Limited
Telephone021-80270511; 4006653949
Websitehttp://www.crcorporation.cn