Title: Bismuth Potassium Iodide
CAS Registry Number: 41944-01-8
CAS Name: Potassium heptaiodobismuthate(4-)
Molecular Formula: BiI7K4
Molecular Weight: 1253.70
Percent Composition: Bi 16.67%, I 70.86%, K 12.47%
Line Formula: K4BiI7
Literature References: Prepn: Gmelins, Potassium (8th ed.) 22, p 1068 (1936).
Properties: Red crystals. Partly dec by water; completely sol in alkali iodide solns.
Use: Pptn of vitamins, particularly thiamine HCl, and antibiotics from soln.