Appearance:a white or almost white powder
Identification
TLC:Conform the standard
HPLC:Conform the standard
5.5-7.5
Loss on drying:≤5.0%
Residue on ignition:≤0.5%
Composition
Content of bacitracin A:≥ 40.0%
Sum of bacitracin A, B1, B2, and B3:≥ 70.0%
Sum of early eluting peptides:≤ 20.0%
Bacitracin E:≤ 6.0%
Assay:≥ 60u/mg
Residual solvents n-butanol≤0.5%
Particle size:≤20 microns
Total combined yeasts/moulds:≤10 CFU/g
Total aerobic microbial count:≤100 CFU/g
Bacterial Endo01 USP EU /Bacitracin unit
