Appearance (Colour)
Off-white
Appearance (Form)
Granuals
Activity
min. 8kNPU/g powder
Unit Definition
One unit will hydrolyze casein to produce color equivalent to 1.0 micromole (181 µg) of tyrosine per min at pH 7.5 at 37 °C (color by Folin-Ciocalteu reagent).
Enzyme solution for activity determination
Prepared in borax-NaOH buffer, pH 11.0.
