Indicator pack null for autoclave estimate true blank test

摘要

PURPOSE:To provide an autoclave vacuum pre-testing indicator with high reliability and disposability at a low cost for easily confirming whether the vacuum pump of an autoclave is normally actuated or not. CONSTITUTION:An indicator sheet 2 which colors by existence of heated steam and a gas permeable adjusting body 3 are piled together to pack a laminate which interposes both sides of the piled sheet and body by gas permeable units 4a, 4b, with a casing 6 provided with small holes 5.