J & K SCIENTIFIC LTD.
Telephone010-82848833 400-666-7788
Websitehttp://www.jkchemical.com
Chemsky (shanghai) International Co.,Ltd
Telephone021-50135380
Websitehttp://www.shchemsky.com
Shanghai Sphchem Co., Ltd.
Telephone21-21-56491756 13512199871
Websitehttp://www.panhongchem.com
Shanghai Aladdin Bio-Chem Technology Co.,LTD
Telephone400-400-6206333 18521732826
Websitehttp://www.aladdin-e.com/
Nanjing crow LuNing pharmaceutical technology co., LTD
Telephone13382066392
Websitehttps://www.chemicalbook.com/ShowSupplierProductsList30681/0.htm
Beijing OKA biological technology co., LTD
Telephone010-010-010-62971590 18548936886
Websitehttp://www.bjoka-vip.com/
Shenzhen Polymeri Biochemical Technology Co., Ltd.
Telephone+86-400-002-6226 +86-13028896684;
Websitehttps://www.rrkchem.com
Shanghai UCHEM Inc.
Telephone 18939844854
Websitehttps://www.chemicalbook.com/supplier/23967788/
Ningbo Chemrio Chemtech Co,.Ltd.
Telephone0574-27891269 18667892864
Websitehttp://www.chemrio.com/
Henan Alpha Chemical Co., Ltd.
Telephone0371-55013243 15324716602
Websitehttps://www.chemicalbook.com/supplier/24684125/
Shanghai Haohong Scientific Co., Ltd.
Telephone400-400-8210725
Websitehttps://www.leyan.com/
LEAPCHEM CO., LTD.
Telephone+86-852-30606658
Websitehttp://www.leapchem.com