Social & Preventive Medicine Nutrition and health eeebff15 Which is not used in pasteurization - A Phosphatase test B Methylene blue test C Coliform count D Standard plate count High-Yield Explanation Methylene blue reduction test is an indirect method for detection of microorganism. REF. PARK'S TEXTBOOK OF PREVENTIVE AND SOCIAL MEDICAL 21ST EDITION. PAGE NO - 606