J & K SCIENTIFIC LTD.
Telephone18210857532; 18210857532
Websitehttps://www.jkchemical.com
3B Pharmachem (Wuhan) International Co.,Ltd.
Telephone821-50328103-801 18930552037
Websitehttps://www.chemicalbook.com/ShowSupplierProductsList13285/0_EN.htm
Zhengzhou Guancheng Laboratory equipment Sales
Telephone0371-88888888 272369594
Websitehttps://www.chemicalbook.com/ShowSupplierProductsList16848/0_EN.htm
Amadis Chemical Company Limited
Telephone571-89925085
Websitehttp://www.amadischem.com
Jinan ponder chemical co. LTD
Telephone0531-0000
Websitehttps://www.chemicalbook.com/ShowSupplierProductsList546697/0_EN.htm
CONIER CHEM AND PHARMA LIMITED
Telephone +8618523575427
Websitehttp://www.conier.com/
Zhengzhou Hong Sheng Pharmaceutical Technology Co. Ltd.
Telephone0371-55695890 15637198702
Websitehttp://www.xpkhx.com/
Merck KGaA
Telephone21-20338288
Websitehttp://www.sigmaaldrich.cn
Santa Cruz Biotechnology Inc
Telephone021-60936350
Websitehttp://www.scbt.com
Aromsyn Co., Ltd.
Telephone+86-0571-85585865 +8613336024896
Websitehttps://www.aromsyn.com/