Aqueous citrate-buffered metal solutions
US11119094B2 · kind B2 · utility
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20Claims
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Key dates
| Filing date | Sep 24, 2018 |
| Grant date | Sep 14, 2021 |
| Priority date | — |
| Expiry date | Jul 3, 2039 |
Classification
- Technology area (CPC G)Physics
- CPC primaryG01N33/84
- WIPO fieldMeasurement
- WIPO sectorInstruments
Abstract
Various embodiments disclosed relate to a buffered aqueous solution. The buffered aqueous solution includes a buffer. The buffer includes a citrate component having a concentration in the solution in a range of from about 0.1 mM to about 600 mM. The buffer further includes a metal component having a concentration in the solution in a range of from about 0.01 mM to about 100 mM. The buffered aqueous solution has a pH in a range of from about 5 to about 9.
Source: USPTO / EPO open patent data. Objective bibliographic and citation counts.