Supplier Page from Aladdin Scientific Corporation for 18-Crown-5 [4-(2,4-Dinitrophenylazo)phenol]
4-Bromo-4'-iodobiphenyl from Aladdin Scientific Corporation
6-Chloro-4-chromanone from Aladdin Scientific Corporation
9-([1,1'-Biphenyl]-4-yl)anthracene from Aladdin Scientific Corporation
Cupric citrate from Aladdin Scientific Corporation