Method and apparatus for measuring vaporous hydrogen peroxide
US5892229A · kind A · utility
6Cited by
14References
15Claims
0Family size
Assignee
Inventors
Key dates
| Filing date | Apr 22, 1996 |
| Grant date | Apr 6, 1999 |
| Priority date | — |
| Expiry date | Apr 22, 2016 |
Classification
- Technology area (CPC G)Physics
- CPC primaryG01N21/3504
- WIPO fieldMeasurement
- WIPO sectorInstruments
Abstract
The method and apparatus for measuring a content of vaporous hydrogen peroxide in a gaseous medium within an enclosure includes a irradiating a portion of the gaseous medium with light, measuring an absorbance of light in a selected near-infrared wavelength range, and calculating the content of vaporous hydrogen peroxide from the measured absorbance of light.
Source: USPTO / EPO open patent data. Objective bibliographic and citation counts.