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Table 4 Analytical recovery of activity of catalase enzyme added to the reaction solution

From: Simple spectrophotometric assay for measuring catalase activity in biological tissues

Catalase enzyme contents Catalase enzyme activity added U mL−1 Catalase enzyme calculated activity U mL− 1 Catalase enzyme observed activitya U mL− 1 Recovery %
Enzymatic sample 5
Enzymatic sample + catalase enzyme added 1 6 5.85 97.5%
Enzymatic sample + catalase enzyme added 3 8 7.9 98.75%
Enzymatic sample + catalase enzyme added 5 10 9.82 98.2%
Enzymatic sample + catalase enzyme added 7 12 12.11 100.9%
Enzymatic sample + catalase enzyme added 8 13 12.75 98.2%
Enzymatic sample + catalase enzyme added 9 14 12.7 90.8%
Enzymatic sample + catalase enzyme added 10 15 12.75 85%
  1. amean of triplicate determinations