Meryer (Shanghai) Chemical Technology Co., Ltd.
Telephone021-61259108 18621169109
Websitehttps://www.meryer.com/cn/index/
Career Henan Chemica Co
Telephone+86-0371-86658258 +8613203830695
Websitehttps://www.coreychem.com/
Henan Weituxi Chemical Technology Co., Ltd.
Telephone0371-63284658 18135795563
Websitehttps://www.chemicalbook.com/supplier/15004346/
Dalian Shuanghang Chemical Co., LTD
Telephone411-66858498 165240430
Websitehttp://www.h2-chem.cn/en
LGC Science (Shanghai) Ltd.
Telephone 17717235263
Websitehttps://www.lgcstandards.com/CN/en/Pharmaceutical/cat/279492