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US 2014/0190526 A1Published application
Methods of using enzyme compositions
AssigneeEcolab USA Inc.
InventorsNathan R. Ortmann, Katherine Vetter, Thomas R. Mohs, Tony Erickson
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Abstract
The present disclosure relates to compositions and methods for cleaning medical and dental instruments. The disclosed compositions are preferably non-foaming or generate low foam to allow visual inspection of the cleaning process as well as safe handling of the instruments. The disclosed compositions preferably employ select proteases, a carbonate and a nonionic surfactant.
Claims15
A method of cleaning a medical or dental instrument comprising:
- a) dissolving a solid composition in water to form a use solution, the solid composition comprising
- i) from about 0.1 wt. % to 30 wt. % of a mixture of a first protease and a second protease,
- ii) carbonate, and
- iii) from about 1 wt. % to 25 wt. % nonionic surfactant;
- b) soaking the instrument in the use solution for at least 10 seconds and up to about 5 minutes;
- c) washing the instrument with a detergent composition;
- and
- d) rinsing the instrument.
5 more elements
(canceled)
Dependencies are inferred from the claim text.