~20 units/mg protein (At 25 °C with acetaldehyde as the substrate.)
lyophilized powder, ≥2.0 units/mg protein
Protein (Biuret): ≥2.0%; Enzymatic activity: ≥10 UN/mg protein
lyophilized powder, ≥35 units/mg protein (biuret)
lyophilized powder, ≥1.5 U/mg
buffered aqueous glycerol solution, 0.1-1.0 units/mg protein (Lowry)
≥1 U/mg
lyophilized powder, 15-65 units/mg protein