CAS Number: 213594-60-6
Chemical Name: Balsalazide disodium
Molecular Formula: C17H13N3Na2O6
Molecular Weight: 401.29

CAS Number: 150399-21-6
Chemical Name: Balsalazide Disodium Dihydrate
Molecular Formula: C17H17N3Na2O8
Molecular Weight: 437.31