J & K SCIENTIFIC LTD.
Telephone010-82848833 400-666-7788
Websitehttp://www.jkchemical.com
Chemsky（shanghai）International Co.,Ltd.
Telephone021-50135380
Websitehttp://www.shchemsky.com
Chizhou Kailong Import and Export Trade Co., Ltd.
Telephone
Websitehttps://www.chemicalbook.com/ShowSupplierProductsList16778/0.htm
Sigma-Aldrich
Telephone021-61415566 800-8193336
Websitehttps://www.sigmaaldrich.cn
Shenzhen Polymeri Biochemical Technology Co., Ltd.
Telephone+86-400-002-6226 +86-13028896684;
Websitehttps://www.rrkchem.com
Wuhan Monad Medicine Tech Co.,LTD
Telephone02768782018 18771942761
Websitehttps://www.chemicalbook.com/ShowSupplierProductsList1904828/0_EN.htm
Hubei Jusheng Technology Co.,Ltd.
Telephone18871490254
Websitehttp://www.hubeijusheng.com
Shanghai Longyu Biotechnology Co., Ltd.
Telephone +8619521488211
Websitehttps://www.chemicalbook.com/manufacturer/shanghai-longyu-biotechnology-164/
Chongqing Chemdad Co., Ltd
Telephone+86-023-6139-8061 +86-86-13650506873
Websitehttp://www.chemdad.com/
Reer Technology (Shanghai) Co., LTD
Telephone021-64400900 15800436310
Websitehttp://www.reertech.com/
Henan Tianfu Chemical Co.,Ltd.
Telephone+86-0371-55170693 +86-19937530512
Websitehttps://www.tianfuchem.com/
career henan chemical co
Telephone+86-0371-86658258 +8613203830695
Websitehttps://www.coreychem.com/
changzhou huayang technology co., ltd
Telephone +8615250961469
Websitehttp://www.huayangchem.com/template/eabout.html
