J & K SCIENTIFIC LTD.
Telephone010-82848833 400-666-7788
Websitehttp://www.jkchemical.com
Nanjing Chemlin Chemical Co., Ltd
Telephone025-83697070
Websitehttp://www.echemlin.cn
Mashilabs (Shanghai) Co.,Ltd.
Telephone 19916721580
Websitehttps://www.chemicalbook.com/ShowSupplierProductsList16374/0.htm
Jiangsu aikang biomedical research and development co., LTD
Telephone025-66110311 13155353615
Websitehttp://www.aikonchem.com/
Shanghai Haohong Scientific Co., Ltd.
Telephone400-400-8210725 17717813675;
Websitehttps://www.leyan.com/