Catalase is an enzyme that presents in the cells of plants, animals and aerobic (oxygen requiring) bacteria. It promotes the conversion of hydrogen peroxide, a powerful and harmful oxidizing agent, into water and molecular oxygen. It is widely used for removal of H2O2 in textile industry, semiconductor and HPPO factory. It saves time and energy and is environmental-friendly. The dosage of this product is 0.01-0.05g/L, and the processing time is 5-20 minutes.