Disinfection and cleaning confirmation system
US9170205B2 · kind B2 · utility
6Cited by
12References
20Claims
0Family size
Assignee
Inventors
Key dates
| Filing date | Sep 18, 2013 |
| Grant date | Oct 27, 2015 |
| Priority date | — |
| Expiry date | Apr 10, 2034 |
Classification
- Technology area (CPC Y)Emerging Cross-Sectional Technologies
- CPC primaryY10T436/174614
- WIPO fieldMeasurement
- WIPO sectorInstruments
Abstract
An indicator kit for detecting the presence of a quaternary ammonium compound disinfectant is provided. The kit includes an indicator composition that includes an azo dye material and water; an extraction composition that includes water, and at least one of a C1-C7 alcohol or a glycol ether; and an acidic compound present in at least one of the indicator composition, the extraction composition, or an acidic developer solution packaged separately from the indicator composition and the extraction composition. A method of detecting a quaternary ammonium compound disinfectant on a surface is also provided.
Source: USPTO / EPO open patent data. Objective bibliographic and citation counts.