Supplier Page from Aladdin Scientific Corporation for 2,3,4,4'-Tetrahydroxydiphenylmethane
1,18-dibromooctadecane from Aladdin Scientific Corporation
4-oxa-7-azaspiro[2.5]octan-6-one from Aladdin Scientific Corporation
7-Bromo-1H-indazole from Aladdin Scientific Corporation
Famotidine from Aladdin Scientific Corporation