Purification steps Total volume Total activity Total protein Specific activity U/mg protein Recovery % Purification fold
Crude extract 500 98650 9936 9.93 100 1.00
Ammonium sulphate (30-70) 100 86200 2965 29.07 87.34 2.92
Dialysis 100 84850 2596 32.68 86.01 3.29
Table 1: Purification steps of apricot seeds β-galactosidase.