J & K SCIENTIFIC LTD.
Telephone010-82848833 400-666-7788
Websitehttp://www.jkchemical.com
Chemsky(shanghai)International Co.,Ltd.
Telephone021-50135380
Websitehttp://www.shchemsky.com
ChemStrong Scientific Co.,Ltd
Telephone0755-0755-66853366 13670046396
Websitehttp://www.chem-strong.com
Shenzhen SUNGENING Bio-Medical Co., Ltd.
Telephone0755-28967200 13631290199
Websitehttp://www.sungening.com
Shanghai alkynechem Co., Ltd.
Telephone086-021-15821262312 15821262312
Websitehttp://www.alkynechem.com
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/
CR Corporation Limited
Telephone +8613062833949
Websitehttp://www.crcorporation.cn/
sgtlifesciences pvt ltd
Telephone +8617013299288
Websitehttps://www.chemicalbook.com/manufacturer/sgtlifesciences-pvt-591/
Shenzhen ruikai de biotechnology co., ltd.
Telephone0755-61348847 17820674378
Websitehttp://www.real-chemstandards.com
Scinova Biotech(Guangzhou) Co., Ltd.
Telephone 13268215580
Websitehttp://www.scinova-e.com/
guoyungurui
Telephone18162595016; 18162595016
Websitehttps://www.chemicalbook.com/supplier/25521782/
Nantong Hanfang Biotechnology Co. , Ltd.
Telephone 18616537568
Websitehttps://hanfangpharma@126.com