J & K SCIENTIFIC LTD.
Telephone010-82848833 400-666-7788
Websitehttp://www.jkchemical.com
Amadis Chemical Company Limited
Telephone571-89925085
Websitehttp://www.amadischem.com
Shenzhen Polymeri Biochemical Technology Co., Ltd.
Telephone+86-400-002-6226 +86-13028896684;
Websitehttps://www.rrkchem.com
Hubei Qifei Pharmaceutical Chemical Co., Ltd
Telephone027-027-59322506 18071128681
Websitehttps://www.chemicalbook.com/ShowSupplierProductsList1969480/0.htm
Hubei Tuobang Chemical Co., Ltd.
Telephone027-59106185 13986192185
Websitehttps://www.chemicalbook.com/ShowSupplierProductsList451023/0.htm