Zhengzhou Huiju Chemical Co., Ltd.
Telephone0371-55900031 18137872243
Websitehttps://www.chemicalbook.com/supplier/11124122/
Shanghai Haohong Pharmaceutical Co., Ltd.
Telephone4008210725 4008210725
Websitehttps://www.leyan.com/
Shaanxi DIDU pharmaceutical and Chemical Co., Ltd
Telephone029-029-81148696 18161915376
Websitehttp://www.dideu.cn
Zhuo Ruining (Shanghai) Technology Co., Ltd
Telephone0086-18163338995; 18163338995
Website
Merck KGaA
Telephone(+86) 21 2033 8288
Websitehttp://www.sigmaaldrich.cn