J & K SCIENTIFIC LTD.
Telephone18210857532; 18210857532
Websitehttps://www.jkchemical.com
Nanjing Chemlin Chemical Co., Ltd
Telephone025-83697070 13913916777
Websitehttp://www.echemlin.cn
Chemsky(shanghai)International Co.,Ltd.
Telephone021-50135380
Websitehttp://www.shchemsky.com
Quality Control Solutions Ltd.
Telephone0755-66853366 13670046396
Websitehttp://www.qcsrm.com
Shanghai Kewel Chemical Co., Ltd.
Telephone021-64609169 18901607656
Websitehttp://www.kewelchem.com/
Grice Rand (Tianjin) Pharmaceutical Co., Ltd.
Telephone022-83705301 13752403750
Websitehttp://www.grasslandtj.com
Shanghai Yihe Biological Technology Co., Ltd.
Telephone021-68882955 17721395025
Websitehttp://www.yihefd.com/products/
Henan Alfachem Co.,Ltd.
Telephone0371-55051623 18137891487
Websitehttps://www.chemicalbook.com/supplier/14555231/
Jiangsu Yew Pharmaceutical Co., Ltd.
Telephone 18921335032
Websitehttps://www.chemicalbook.com/ShowSupplierProductsList13754/0_EN.htm
Shenzhen Polymeri Biochemical Technology Co., Ltd.
Telephone+86-400-002-6226 +86-13028896684;
Websitehttps://www.rrkchem.com
Shenzhen Popeye Biotechnology Co. Ltd.
Telephone0755-86320212
Websitehttp://www.popeyebio.com
Hefei Molake Biotechnology Co., Ltd.
Telephone0551-66336380 18956014586
Websitehttps://www.chemicalbook.com/ShowSupplierProductsList31079/0_EN.htm
TOSUN PHARM
Telephone61855200 13326451905
Websitehttp://www.toref.cn/
Henan Alfa Chemical Co., Ltd
Telephone +8615838112936
Websitehttps://www.chemicalbook.com/manufacturer/henan-alfa-chemical-570/
Hefei TNJ Chemical Industry Co.,Ltd.
Telephone+86-0551-65418684 +8618949823763
Websitehttps://www.tnjchem.com
Hubei Ipure Biology Co., Ltd
Telephone +8613367258412
Websitehttp://www.ipurechemical.com
HONG KONG IPURE BIOLOGY CO.,LIMITED
Telephone86 18062405514 18062405514
Websitehttps://www.chemicalbook.com/ShowSupplierProductsList1523002/0_EN.htm
Guangzhou Dreampharm Biotechnology Co., Ltd.
Telephone 18689416704
Websitehttp://www.dmstandards.com/