Indicator for sterilization process

Chemical indicator compositions comprising a bismuth compound; elemental sulfur; and a compound with relatively high water solubility which makes the composition alkaline when exposed to water vapor at an elevated temperature; a chemical indicator comprising a substrate and the composition coated on...

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Bibliographic Details
Main Authors PARTHASARATHY RANJANI V, BENNETT ANTHONY E, LANDGREBE KEVIN D, WHITMAN DAVID A, READ DAVID M
Format Patent
LanguageChinese
English
Published 27.02.2013
Subjects
INVESTIGATING OR ANALYSING MATERIALS BY DETERMINING THEIRCHEMICAL OR PHYSICAL PROPERTIES
MEASURING
PHYSICS
TESTING
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Summary:Chemical indicator compositions comprising a bismuth compound; elemental sulfur; and a compound with relatively high water solubility which makes the composition alkaline when exposed to water vapor at an elevated temperature; a chemical indicator comprising a substrate and the composition coated on at least a portion of a major surface of the substrate; and methods of making and using the chemical indicator are disclosed.
Bibliography:Application Number: CN201180030721