Method of steam sterilization using a steam sterilization indicator
First Claim
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1. A method of steam sterilization of an article comprising:
- exposing to steam both said article and a steam sterilization indicator, said indicator comprising a tetrazolium salt that is reduced to a formazan compound or salt thereof and thereby undergoes a color change as a direct result of exposure to steam sterilization conditions.
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Abstract
A steam-sensitive ink comprises, as active ingredient, a tetrazolium salt. The ink may be coated on, or impregnated into, a substrate to form a steam sterilization indicator.
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Citations
21 Claims
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1. A method of steam sterilization of an article comprising:
exposing to steam both said article and a steam sterilization indicator, said indicator comprising a tetrazolium salt that is reduced to a formazan compound or salt thereof and thereby undergoes a color change as a direct result of exposure to steam sterilization conditions. - View Dependent Claims (2, 3, 4, 5, 6, 7, 8, 9, 10, 11, 12, 13, 14, 15, 16, 17, 18, 19, 20, 21)
Specification