Shenzhen Regent Biochemical Technology Co., Ltd.
Telephone0755-0755-85201366 18938635012
Websitehttp://www.regentsciences.com/
Shaanxi DIDU pharmaceutical and Chemical Co., Ltd
Telephone029-81120477 17792793610
Websitehttp://www.dideu.cn
LGC Science (Shanghai) Ltd.
Telephone 17717235263
Websitehttps://www.lgcstandards.com/CN/en/Pharmaceutical/cat/279492
Hubei Shiteng Chemical Technology Co. LTD
Telephone189-71839113 18971850150
Websitehttps://www.chemicalbook.com/supplier/15553011/1.htm
Telephone 4008-099-669
Websitehttps://www.chemicalbook.com/ShowSupplierProductsList112975/0.htm