Hangzhou J&H Chemical Co., Ltd.
Telephone0571-87396432
Websitehttp://www.jhechem.com
Amadis Chemical Company Limited
Telephone571-89925085
Websitehttp://www.amadischem.com
Shaanxi DIDU pharmaceutical and Chemical Co., Ltd
Telephone029-029-029-81148696 18161915376
Websitehttp://www.dideu.cn
Shaoyuan Technology (Shanghai) Co., Ltd.
Telephone021-50795510 4000665055
Websitehttp://www.shao-yuan.com
Hubei Rhema Reference Materials Technology Co., Ltd.
Telephone15787879035 15787875101
Websitehttps://www.chemicalbook.com/supplier/138770565/
Hubei YoungXin Pharmaceutical Tech Co.,Ltd.
Telephone0714-3999001 19171453112
Websitehttp://www.yongstandards.com/
TLC Pharmaceutical Standards Ltd.
Telephone 18012923235
Websitehttps://www.tlcstandards.com/
Henan Tianfu Chemical Co.,Ltd.
Telephone+86-0371-55170693 +86-19937530512
Websitehttps://www.tianfuchem.com/
Zibo Hangyu Biotechnology Development Co., Ltd
Telephone+86-0533-2185556 +86-15965530500
Websitehttps://www.chemicalbook.com/manufacturer/hangyu-chemical-25178/
XIAMEN AMITY INDUSTRY AND TRADE CO., LTD.
Telephone +8618950047208
Websitehttp://www.amitychem.com