LGC Science (Shanghai) Ltd.
Telephone 17717235263
Websitehttps://www.lgcstandards.com/CN/en/Pharmaceutical/cat/279492
ShenZhen Trendseen Biological Technology Co.,Ltd.
Telephone 13417589054
Websitehttps://www.chemicalbook.com/ShowSupplierProductsList312717/0_EN.htm
TLC Pharmaceutical Standards Ltd.
Telephone18012923235 18012923235
Websitehttp://www.tlcstandards.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/