Colistin sulfate
CAS:1264-72-8
MF:2(C52H98N16O13).5(H2SO4)
MW:2801.27
EINECS:215-034-3
Melting point:200-220ºC
Characters: A white or almost white crystalline powder
PH: 4.6
Loss on drying: 3.0%
Specific rotation: -72°
Water: 13.11%
Residue on ignition: 0.1%
Assay: <20PPM