Gas chromatography inlet liner having at least one indicator
US8366814B2 · kind B2 · utility
13Cited by
10References
20Claims
0Family size
Assignee
Inventors
Key dates
| Filing date | Feb 23, 2010 |
| Grant date | Feb 5, 2013 |
| Priority date | — |
| Expiry date | Oct 9, 2030 |
Classification
- Technology area (CPC G)Physics
- CPC primaryG01N30/12
- WIPO fieldMeasurement
- WIPO sectorInstruments
Abstract
A gas chromatography inlet liner comprises a glass tube formed by a glass wall, the glass wall having pore channels formed therein, and an indicator present in the pore channels in at least part of the inlet liner. The indicator may be any element, compound, dopant, or mixture additive that modifies color or transparency of the inlet liner.
Source: USPTO / EPO open patent data. Objective bibliographic and citation counts.