J & K SCIENTIFIC LTD.
Telephone010-82848833 400-666-7788
Websitehttp://www.jkchemical.com
3B Pharmachem (Wuhan) International Co.,Ltd.
Telephone821-50328103-801 18930552037
Websitehttps://www.chemicalbook.com/ShowSupplierProductsList13285/0.htm
Shanghai Han-Xiang Chemical Co., Ltd.
Telephone 15971444841
Websitehttp://www.biochempartner.com.cn
Wuhan Yanzhe Technology Co., Ltd
Telephone 15527250409
Websitehttps://www.chemicalbook.com/Supplier/23754455/
Shanghai Universal Biotech Co.,Ltd
Telephone15921930842 15921930842
Websitehttps://www.univ-bio.com/