Supplier Page from Aladdin Scientific Corporation for β-Endosulfan solution
(3-Ammoniopropyl)di-tert-butylphosphonium bis(tetrafluoroborate) from Aladdin Scientific Corporation
1H-Pyrrolo[3,2-d]pyrimidine-2,4(3H,5H)-dione from Aladdin Scientific Corporation
3-(4-Fluorophenyl)pyridine-2-carbonitrile from Aladdin Scientific Corporation
7-nitro-1H-indole-3-carbaldehyde from Aladdin Scientific Corporation