Liquid dispenser accuracy verification method
US5061639A · kind A · utility
34Cited by
1References
8Claims
0Family size
Assignee
Inventors
Key dates
| Filing date | Dec 6, 1989 |
| Grant date | Oct 29, 1991 |
| Priority date | — |
| Expiry date | Dec 6, 2009 |
Classification
- Technology area (CPC Y)Emerging Cross-Sectional Technologies
- CPC primaryY10T436/101666
- WIPO fieldMeasurement
- WIPO sectorInstruments
Abstract
In the method of this invention, dispensed volume is calculated from the ratio of the absorbance values for a sample delivered by a precisely calibrated pipette and the sample dispensed by an automated pipette. This links a gravimetric method of calibration to a colorimetric method.
Source: USPTO / EPO open patent data. Objective bibliographic and citation counts.