Henan Vcommend Consultrading Co., Ltd.
Telephone 13393721940
Websitehttp://www.vcommend.com/
Shandong Dayou Pharmaceutical Research and Development Co., Ltd.
Telephonedayouchem@126.com 15165037910
Website
Beijing Xinyitai Pharmaceutical Technology Development Co.
Telephone010-010-67806114 13260355681
Websitehttp://www.xinyitaipharmatech.com
Hubei Rhema Reference Materials Technology Co., Ltd.
Telephone15787879035 15787875101
Websitehttps://www.chemicalbook.com/supplier/138770565/
TLC Pharmaceutical Standards Ltd.
Telephone 18012923235
Websitehttps://www.tlcstandards.com/
Xi'an Huarui Zhiyuan Biotechnology Co., Ltd.
Telephone 18112972000
Website
Henan Tianfu Chemical Co.,Ltd.
Telephone+86-0371-55170693 +86-19937530512
Websitehttps://www.tianfuchem.com/