Appearance (Colour)
Brown to dark green
Appearance (Form)
Powder
Activity
min. 11700 units/mg powder
Unit Definition
One unit will decompose 1.0 micromole of hydrogen peroxide per minute at pH 7.0 at 25 °C., while the hydrogen peroxide concentration falls from 10.3 to 9.2 mM, measured by the rate of decrease of absorbance at 240 nm.
Enzyme solution for activity determination
Prepared in 0.05 M potassium phosphate buffer, pH 7.0.
