Chemical name：Sisomicin
MF：C19H37N5O7.H2O4S
MW：545.607
CAS：32385-11-8

Appearance White to yellowish solid
Identification Positive reaction
Loss on drying 5.0%max
Impurity Total impurity 4.0%max
Single impurity 2.0%max
Assay 950 IU/mg min