J & K SCIENTIFIC LTD.
Telephone010-82848833 400-666-7788
Websitehttp://www.jkchemical.com
Artis Chemistry (Shanghai) Co. Ltd.
Telephone86-21-60936353
Websitehttps://www.chemicalbook.com/ShowSupplierProductsList15631/0.htm
Beijing Comparison Pharmaceutical Technology Co., Ltd
Telephone010-010-52878169 15801002657
Websitehttp://www.bjcomparison.com
Shanghai Kewel Chemical Co., Ltd.
Telephone021-64609169 18901607656
Websitehttp://www.kewelchem.com/
Artis Biotech Co. Ltd.
Telephone0575-18780151478 18582380095
Websitehttp://www.artisbiotech.com/
ShangHai Biochempartner Co.,Ltd
Telephone177-54423994 17754423994
Websitehttps://www.biochempartner.com
Amadis Chemical Company Limited
Telephone571-89925085
Websitehttp://www.amadischem.com
Chengdu Novel Biomedical Co., Ltd.
Telephone028-85255396 18302801538
Websitehttp://www.cd-novel.com
Shenzhen Regent Biochemical Technology Co., Ltd.
Telephone0755-0755-85201366 18938635012
Websitehttp://www.regentsciences.com/
Conier Chem & Pharma Limited
Telephone 13368167990
Websitehttp://www.canbipharm.com/
Shenzhen Polymeri Biochemical Technology Co., Ltd.
Telephone+86-400-002-6226 +86-13028896684;
Websitehttps://www.rrkchem.com
Guangzhou Dreampharm Biotechnology Co., Ltd.
Telephone020-36607679 17825480238
Websitehttp://www.dmstandards.com/
Jinan blalong chemical co. LTD
Telephone 2710913286@.com
Websitehttps://www.chemicalbook.com/ShowSupplierProductsList1068244/0.htm
ChemeGen(Shanghai) Biotechnology Co.,Ltd.
Telephone 18818260767
Websitehttp://www.chemegen.com
Absin Bioscience Inc.
Telephone021-38015121 15000105423
Websitehttps://www.absin.cn/
Guangzhou Juntang Technology Co., Ltd
Telephone020-36607679 13502246435
Websitehttp://www.dmstandards.com
Wuhan Topule
Telephone+86-02787215551 +86-19945035818
Websitehttp://www.topule.com/
QUALITY CONTROL SOLUTIONS LTD.
Telephone0755-66853366; 13670046396
Websitehttps://www.qcsrm.com