J & K SCIENTIFIC LTD.
Telephone18210857532 18210857532
Websitehttps://www.jkchemical.com
Chemsky(shanghai)International Co.,Ltd.
Telephone021-50135380
Websitehttp://www.shchemsky.com
Quality Control Solutions Ltd.
Telephone0755-66853366 13670046396
Websitehttp://www.qcsrm.com
Shanghai Kewel Chemical Co., Ltd.
Telephone021-64609169 18901607656
Websitehttp://www.kewelchem.com/
Shenzhen Polymeri Biochemical Technology Co., Ltd.
Telephone+86-400-002-6226
Websitehttps://www.rrkchem.com
Nanjing wangzhixing Pharmaceutical Technology Co., Ltd
Telephone 18569809817
Websitehttp://www.wzxchem.com
SHENZHEN PHYSTANDARD BIO-TECH CO.,LTD
Telephone0755-83725350 13380397412
Websitehttps://www.sincopharmachem.net
Changzhou Xianglong Pharmaceutical Technology Co., LTD
Telephone 18661161657
Websitehttp://www.xianglongpharm.com/
QUALITY CONTROL SOLUTIONS LTD.
Telephone+86-0755-66853366 +86-13670046396
Websitehttps://www.qcsrm.com
Shanghai YuZn Pharm. Technology Co.,Ltd.
Telephone15921286451; 15921286451
Websitehttps://www.chemicalbook.com/ShowSupplierProductsList642122/0_EN.htm
Tan-Mo Technology Co., Ltd.
Telephone 19850211281
Website
Shanghai Forever Synthesis Co.,Ltd
Telephone18096642264; 18096642264
Websitehttp://www.purerechem.com
Hubei Rhema Reference Materials Technology Co., Ltd.
Telephone15787879035 15787875101
Websitehttps://www.chemicalbook.com/supplier/138770565/
Hangzhou Yiyun Guoke Biotechnology Co., Ltd.
Telephone 18457506494
Website
Nanxiong Puqiang Biology Science and Technology Co., Ltd
Telephone15702096460 13602449734
Websitehttp://puqiangchem.com/
LGC Science (Shanghai) Ltd.
Telephone17717235263 17717235263
Websitehttps://www.lgcstandards.com/CN/en/
Sinco Pharmachem (ShenZhen) R&D Co., Ltd.
Telephone +86-18603013401
Websitehttps://en.sincopharmachem.net