Supplier Page from Aladdin Scientific Corporation for 2,2'-Bipyridine-4,4'-dicarboxylic Acid
2-(4-Hydroxypenyl)pyridine from Aladdin Scientific Corporation
3,6-Diphenyl-2,5-dihydropyrrolo[3,4-c]pyrrole-1,4-dione from Aladdin Scientific Corporation
4-Bromo-1,2-diaminobenzene from Aladdin Scientific Corporation
Benzo[ghi]perylene standard solution from Aladdin Scientific Corporation