1811-28-5 2058-34-6 3,6-Acridinediamine, sulfate (2:1) 3,6-Diaminoacridine hemisulfate ACRIDINE, 3,6-DIAMINO-, SULFATE (2:1) EINECS 217-320-3 Proflavine hemisulfate Proflavine hemisulfate dihydrate Proflavine hemisulphate