Appearance : White to off–white powder
Solubility : Clear colorless solution at 2.5 gm in 100 mL of Hank's balanced
Parvovirus
Loss on drying
Trypsin activity
Cell Culture Test
: salt solution
: Not detected
: <= 5.00% (at 105°C, 2hr)
: NLT 1:250 USP units/mg
: Passes