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
ShangHai Angti Biotechnology Co., Ltd.
Telephone 13764913901
Websitehttp://www.angtibio.com
NANJING ZENJI PHARMACEUTICALS
Telephone025-58231105-8151
Websitehttp://www.zenjipharma.com/
Shenzhen Polymeri Biochemical Technology Co., Ltd.
Telephone+86-400-002-6226 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
Nanjing wangzhixing Pharmaceutical Technology Co., Ltd
Telephone 15850510341
Websitehttp://www.wzxchem.com
Meng Cheng Technology (Shanghai) Co., LTD
Telephone400-820-6829
Websitehttp://www.mitachieve.com
Zhengzhou Convergence Chemical Co. LTD
Telephone0371-53736046 13393710386
Websitehttps://www.chemicalbook.com/supplier/23627897/
Energy Chemical
Telephone021-58432009 400-005-6266
Websitehttp://www.energy-chemical.com
Foshan Treasure Biotechnology Co., Ltd
Telephone0757-85921206 18520245316
Websitehttp://www.fsbn-bio.com/
Molcoo Chemicals Inc.
Telephone18627923403 18627753421
Websitehttp://www.molcoo.com/
Scinova Biotech(Guangzhou) Co., Ltd.
Telephone 13268215580
Websitehttp://www.scinova-e.com/
NANJING ZENJI PHARMACEUTICALS
Telephone025-58231105-8151
Websitehttp://www.zenjipharma.com/
Nanjing Huanuo Biomedical Technology Co., Ltd
Telephone 18913906212
Websitehttp://www.hnstandards.com/
