Description
Unit Definition One unit will oxidize 1.0 μmole of androsterone per min at pH 8.9 at 25 °C in the presence of β-NAD+.
Physical form Lyophilized powder containing potassium phosphate buffer salt and EDTA

Properties
purified by chromatography
composition Protein, ≥25% 
foreign activity β-hydroxysteroid dehydrogenase ≤0.5%
  alcohol dehydrogenase ≤0.05%
storage temp. −20°C

Safety
Personal Protective Equipment Eyeshields, Gloves, type N95 （US）, type P1 （EN143） respirator filter
WGK Germany 3