( AS PER NATIONAL & INTERNATIONAL STANDARD ) MOST IMPORTANT VALIDATION TEST CLEAN ROOM VALIDATION AHU VALIDATION / HVAC OPERATION THEATRE VALIDATION WORK LAMINAR AIR FLOW / BIOSAFETY CABINET VALIDATION AIR PARTICLE COUNT TEST HEPA FILTER INTEGRITY TEST BY DOP / PAO AIR FLOW VELOCITY / CFM MEASUREMENT TEST AIR FLOW PATTERN VISUALIZATION TEST ( WITH VIDEO CD ) AREA RECOVERY TEST DUCT LEAKAGE TEST