质量标准
Descriptions
AnalysisNoteAlsocontainsclostripain,nonspecificneutralprotease,andtrypticactivities.
UnitDefinitionOnecollagendigestionunitliberatespeptidesfromcollagenequivalentinninhydrincolorto1.0μmoleofleucinein5hratpH7.4at37Cinthepresenceofcalciumions.
OneFALGPAhydrolysisunithydrolyzes1.0μmoleoffurylacryloyl-Leu-Gly-Pro-AlaperminatpH7.5at25°Cinthepresenceofcalciumions.
Oneneutralproteaseunithydrolyzescaseintoproducecolorequivalentto1.0μmoletyrosineper5hratpH7.5at37°C.
Oneclostripainunithydrolyzes1.0μmoleofBAEEperminatpH7.6at25°CinthepresenceofDTT.
Properties
suitabilityreleaseofphysiologicallyactiveratpancreaticisletstested
storagetemp.−20°C
