HANGZHOU CLAP TECHNOLOGY CO.,LTD
Telephone86-571-88216897,88216896 13588875226
Websitehttp://www.hzclap.com/en/
Energy Chemical
Telephone021-58432009 400-005-6266
Websitehttp://www.energy-chemical.com
Shanghai klamar Reagent Co., LTD
Telephone4001650900 13817534909
Websitehttp://www.klamar-reagent.com/
LGC Science (Shanghai) Ltd.
Telephone 17717235263
Websitehttps://www.lgcstandards.com/CN/en/Pharmaceutical/cat/279492
Shanghai Haohong Scientific Co., Ltd.
Telephone400-400-8210725
Websitehttps://www.leyan.com/