3B Pharmachem (Wuhan) International Co.,Ltd.
Telephone 18930552037
Websitehttps://www.chemicalbook.com/ShowSupplierProductsList13285/0_EN.htm
Zhengzhou Alfa Chemical Co.,Ltd
Telephone +86-18530059196
Websitehttps://www.chemicalbook.com/manufacturer/zhengzhou-alfa-chemical-276/
Henan Weitesi Chemical Technology Co. LTD
Telephone0371-55135753 18003832934
Website