Appearance (Colour)
Brown
Appearance (Form)
Liquid suspension
Activity
1.0 - 4.0 units/mg protein
Unit Definition
One unit will convert 1.0 micromole of xanthine to uric acid per minute at pH 7.5 at 25°C.
Enzyme solution for activity determination
Prepared in 50 mM potassium phosphate buffer, pH 7.5.
