J & K SCIENTIFIC LTD.
Telephone18210857532 18210857532
Websitehttps://www.jkchemical.com
Nanjing KaiMubo Pharmaceutical Co., Ltd.
Telephone025-66162170
Websitehttps://www.chemicalbook.com/ShowSupplierProductsList19958/0_EN.htm
QUALITY CONTROL SOLUTIONS LTD.
Telephone+86-0755-66853366 +86-13670046396
Websitehttps://www.qcsrm.com
LangFangshi Zekang Pharma Tech CO.,Itd.
Telephone0316-2883536 19333636468
Websitehttps://www.chemicalbook.com/ShowSupplierProductsList1466071/0_EN.htm
Guangzhou Zhenlin Pharmaceutical Technology Co., Ltd
Telephone020-18102736 13622807357
Website
Hubei Rhema Reference Materials Technology Co., Ltd.
Telephone15787879035 15787875101
Websitehttps://www.chemicalbook.com/supplier/138770565/
LangFangshi Hengfuyuan Pharma Tech CO.,Itd.
Telephone0316-2883537 19333636468
Websitehttp://www.zkhfychem.com/