Henan's chemical products co., LTD
Telephone0371-60919097 15378766539;
Websitehttp://www.psaichem.cn/
Beijing xinyanhui pharmaceutical research and development co., LTD
Telephone 13969155946
Websitehttps://www.chemicalbook.com/ShowSupplierProductsList710437/0_EN.htm
Block Chemical Technology (Shanghai) Co., Ltd.
Telephone021-20432219 13918097649
Websitehttp://www.acblock-lab.com
Shandong Dayou Pharmaceutical Research and Development Co., Ltd.
Telephonedayouchem@126.com 15165037910
Website
Zhengzhou Haochuang New Material Co., Ltd.
Telephone19139721821; 19139721821
Websitehttps://www.chemicalbook.com/supplier/148360348/