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 Hongye Biotechnology Co. Ltd
Telephone400-9205774
Websitehttp://www.glpbio.cn/
Shenzhen Polymeri Biochemical Technology Co., Ltd.
Telephone+86-400-002-6226 +86-13028896684;
Websitehttps://www.rrkchem.com
ChemeGen(Shanghai) Biotechnology Co.,Ltd.
Telephone 18818260767
Websitehttp://www.chemegen.com
Manhag Testing Technology Co., Ltd
Telephone020-020-3846236 17688849268
Websitehttp://www.bepurestandards.com/
LGC Science (Shanghai) Ltd.
Telephone 17717235263
Websitehttps://www.lgcstandards.com/CN/en/Pharmaceutical/cat/279492
Shanghai Yifei Biotechnology Co. , Ltd.
Telephone021-65675885 18964387627
Websitehttp://www.efebio.com
Shandong Mopai Biotechnology Co., Ltd
Telephone 13070690626
Websitehttps://www.chemicalbook.com/ShowSupplierProductsList1804467/0.htm
Nanjing Shizhou Biology Technology Co.,Ltd
Telephone 17301488900
Websitehttp://www.synzest.com
SHANGHAI ZZBIO CO., LTD.
Telephone15102117276 19921389125
Websitehttps://www.zzsrm.cn/
TLC Pharmaceutical Standards Ltd.
Telephone 18012923235
Websitehttp://www.tlcstandards.com
Zibo Hangyu Biotechnology Development Co., Ltd
Telephone+86-0533-2185556 +8617865335152
Websitehttps://www.chemicalbook.com/manufacturer/hangyu-chemical-25178/