Sample preconcentration tubes with sol-gel surface coatings and/or sol-gel monolithic beds
US6783680B2 · kind B2 · utility
23Cited by
1References
11Claims
0Family size
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Key dates
| Filing date | Oct 23, 2001 |
| Grant date | Aug 31, 2004 |
| Priority date | — |
| Expiry date | Oct 23, 2021 |
Classification
- Technology area (CPC Y)Emerging Cross-Sectional Technologies
- CPC primaryY10T436/255
- WIPO fieldMeasurement
- WIPO sectorInstruments
Abstract
A method of preconcentrating trace analytes is accomplished by extracting polar and non-polar analytes through a sol-gel coating. The sol-gel coating is either disposed on the inner surface of a capillary tube or disposed within the tube as a monolithic bed.
Source: USPTO / EPO open patent data. Objective bibliographic and citation counts.