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
Shandong WorldSun Biological Technology Co., Ltd.
Telephone0531-88723173 18596073690
Websitehttps://www.worldsun-chem.com/
Changzhou Xianglong Pharmaceutical Technology Co., LTD
Telephone 18661161657
Websitehttp://www.xianglongpharm.com/
Guangzhou Austine Biotechnology Co., LTD
Telephone15918640830 13268843209
Website
LGC Science (Shanghai) Ltd.
Telephone 17717235263
Websitehttps://www.lgcstandards.com/CN/en/Pharmaceutical/cat/279492
Shanghai Tachizaki Biomedical Research Center
Telephone 18014399201
Websitehttp://www.chemlab-tachizaki.com/
Shanghai Haohong Scientific Co., Ltd.
Telephone400-8210725 4008210725
Websitehttps://www.leyan.com/
Shenzhen Excellent Biomedical Technology Co., Ltd.
Telephone0755-26050679 18318671572
Websitehttps://www.ex-biotech.com/
Hubei Rhema Reference Materials Technology Co., Ltd.
Telephone15787879035 15787875101
Websitehttps://www.chemicalbook.com/supplier/138770565/
Santa Cruz Biotechnology Inc
Telephone021-60936350
Websitehttp://www.scbt.com
Hangzhou Yiyun Guoke Biotechnology Co., Ltd.
Telephone 18457506494
Website
Shenzhen ruikai de biotechnology co., ltd.
Telephone0755-61348847 17820674378
Websitehttp://www.real-chemstandards.com.cn/
Nanxiong Puqiang Biology Science and Technology Co., Ltd
Telephone15702096460 13602449734
Websitehttp://puqiangchem.com/