Removal of oxygen using commercial sodium sulfite and a catalyzed sodium sulfite makes great difference . After 25 seconds of contact, catalyzed sodium sulfite removed the oxygen completely. Uncatalyzed sodium sulfite removed less than 50% of the oxygen in this same time period. In a boiler feedwate
Is a catalyst in transesterification of specific oils and fats. Almost all oils and fats can be transesterified using potassium catalysts (e.g. for biodiesel production).