METHOD FOR DEODORIZING SLUDGE OR FOOD WASTE

摘要

The present invention provides a method for removing bad smells of sewage sludge or food waste including a step of spraying a firming agent, and at least one deodorant selected from the group consisting of ferrous sulfate, ferric sulfate and potassium monopersulfate on sewage sludge or food waste in order to remove sewage sludge effectively and conveniently. [Reference numerals] (AA) Deodorization rate (%);(BB) Ferrous sulfate deodorization rate (%);(CC) Ferric sulfate deodorization rate (%);(DD) Potassium monopersulfate deodorization rate (%);(EE) Ammonia;(FF) Trimethylamine;(GG) Acetaldehyde;(HH) Methyl mercaptan;(II) Acetic acid;(JJ) Hydrogen sulfide