Chemsky(shanghai)International Co.,Ltd.
Telephone021-50135380
Websitehttp://www.shchemsky.com
Tianjin heowns Biochemical Technology Co., Ltd.
Telephone400-6387771-6039 18920764717
Websitehttp://www.heowns.com
Jinan Ruisi Pharmaceutical Technology Co., LTD
Telephone0531-0531-69900633 19963472814
Websitehttps://www.chemicalbook.com/ShowSupplierProductsList31265/0_EN.htm
Energy Chemical
Telephone400-0056266
Websitehttp://www.energy-chemical.com
LGC Science (Shanghai) Ltd.
Telephone17717235263 17717235263
Websitehttps://www.lgcstandards.com/CN/en/