J & K SCIENTIFIC LTD.
Telephone010-82848833 400-666-7788
Websitehttp://www.jkchemical.com
ChemStrong Scientific Co.,Ltd
Telephone0755-0755-66853366 13670046396
Websitehttp://www.chem-strong.com
Shanghai Kewel Chemical Co., Ltd.
Telephone021-64609169 18901607656
Websitehttp://www.kewelchem.com/
Chengdu Better Pharmaceutical Technology Co.,Ltd.
Telephone18280102635; 18280102635
Websitehttps://www.chbio-tech.com/
Pharmacodia (Beijing) Co.,Ltd
Telephone+86-400-851-9921
Websitehttp://www.pharmacodia.com
Jinan elephant international trading co., LTD
Telephone
Websitehttps://www.chemicalbook.com/ShowSupplierProductsList19883/0.htm
Hubei widely chemical technology Co., Ltd.
Telephone027-83991130 18627774460
Websitehttp://www.widelychemical.com
Amadis Chemical Company Limited
Telephone571-89925085
Websitehttp://www.amadischem.com
Wellman Pharmaceutical Group Limited
Telephone027-027-83778875 15807197853
Websitehttps://www.4008081911.com
Aikon International Limited
Telephone025-66113011 13155353615
Websitehttp://www.aikonchem.com
Hubei Xinyuanshun Pharmaceutical Chemical Co., Ltd.
Telephone027-51831887 15337167856
Websitehttp://show.chemicalbook.com/hbxinyuanshun
Shanghai Jizhi Biochemical Technology Co. Ltd.
Telephone4009004166/18616739031 18616739031
Websitehttp://www.acmec-e.com/
Shenzhen Polymeri Biochemical Technology Co., Ltd.
Telephone+86-400-002-6226 +86-13028896684;
Websitehttps://www.rrkchem.com
TOSUN PHARM
Telephone020-61855200 13326451905
Websitehttp://www.toref.cn/
Henan Alfa Chemical Co., Ltd
Telephone
Websitehttps://www.chemicalbook.com/manufacturer/henan-alfa-chemical-570/
Hefei TNJ Chemical Industry Co.,Ltd.
Telephone+86-0551-65418684 +8618949823763
Websitehttps://www.tnjchem.com
Guangzhou Dreampharm Biotechnology Co., Ltd.
Telephone020-36607679 17825480238
Websitehttp://www.dmstandards.com/
Zhejiang Lianshuo Biotechnology Co., Ltd.
Telephone 18616526224
Websitehttp://www.biolianshuo.com/