Assay method and reagent for the determination of chloride
US4393142A · kind A · utility
5Cited by
2References
8Claims
0Family size
Assignee
Inventor
Key dates
| Filing date | Feb 1, 1982 |
| Grant date | Jul 12, 1983 |
| Priority date | — |
| Expiry date | Feb 1, 2002 |
Classification
- Technology area (CPC Y)Emerging Cross-Sectional Technologies
- CPC primaryY10T436/193333
- WIPO fieldMeasurement
- WIPO sectorInstruments
Abstract
A colorimetric assay method and reagent composition for the direct, quantitative determination of chloride in fluids which may be performed directly on non-deproteinized samples and which utilizes a reagent comprised of 2,4,6-tripyridyl-s-triazine, mercuric ions, ferrous ions, and a sulfate salt in a sulfate or sulfonate buffer at a selected pH in the range of about 1.5 to 3.0.
Source: USPTO / EPO open patent data. Objective bibliographic and citation counts.