J & K SCIENTIFIC LTD.
Telephone010-82848833 400-666-7788
Websitehttp://www.jkchemical.com
Chemsky（shanghai）International Co.,Ltd.
Telephone021-50135380
Websitehttp://www.shchemsky.com
Shanghai TaoSu Biochemical Technology Co., Ltd.
Telephone021-33632979
Websitehttp://www.tsbiochem.com
ChemStrong Scientific Co.,Ltd
Telephone0755-0755-66853366 13670046396
Websitehttp://www.chem-strong.com
Zhengzhou Alfachem Co.,Ltd.
Telephone0371-53778726 18003825608
Websitehttps://www.chemicalbook.com/Supplier/10838232/
Shenzhen SUNGENING Bio-Medical Co., Ltd.
Telephone0755-28967200 13631290199
Websitehttp://www.sungening.com
Shanghai Han-Xiang Chemical Co., Ltd.
Telephone 15971444841
Websitehttp://www.biochempartner.com.cn
Shenzhen Polymeri Biochemical Technology Co., Ltd.
Telephone+86-400-002-6226 +86-13028896684;
Websitehttps://www.rrkchem.com
Shenzhen Botel Biotechnology Co. Ltd.
Telephone0755-22202135 13316968096
Websitehttp://www.szbotaier.com/
TOSUN PHARM
Telephone020-61855200 13326451905
Websitehttp://www.toref.cn/
Hangzhou Huarong Pharm Co., Ltd.
Telephone571-86758373 +8613588754946
Websitehttps://www.huarongpharm.com/
Guangzhou Dreampharm Biotechnology Co., Ltd.
Telephone020-36607679 17825480238
Websitehttp://www.dmstandards.com/
Tianjin shijia biomedical technology co., LTD
Telephone 15022261580
Websitehttps://www.chemicalbook.com/ShowSupplierProductsList1024389/0.htm
Jinan blalong chemical co. LTD
Telephone 2710913286@.com
Websitehttps://www.chemicalbook.com/ShowSupplierProductsList1068244/0.htm
Shenzhen ruikai de biotechnology co., ltd.
Telephone0755-61348847 17820674378
Websitehttp://www.real-chemstandards.com
PCL - Business, Laboratory Pharmaceutical
Telephone 19150123681
Websitehttp://www.purechemland.com
Meng Cheng Technology (Shanghai) Co., LTD
Telephone400-820-6829
Websitehttp://www.mitachieve.com
Shandong WorldSun Biological Technology Co., Ltd.
Telephone0531-88723173 18596073690
Websitehttp://www.wodesenshengwu.com/
