Patent ID: 11911759
Assignee: ELEMENTAL SCIENTIFIC, INC.
Field: Measurement (Instruments)
Classification: CPC B  G  H | IPC B  G  H

Claim 0:
1. A method for single-stage and dual-stage dilution of a sample, comprising:
introducing, via a pump system, a sample and a diluent to a selection valve system, the selection valve system configured to provide a single-stage sample dilution of a sample according to a first operating mode and to provide a dual-stage sample dilution of the sample according to a second operating mode;
mixing the sample and the diluent in a mixing port disposed in a valve of the selection valve system when the selection valve system in the first operating mode and in the second operating mode to provide a diluted sample; and
mixing the diluted sample and the diluent in the selection valve system when the selection valve system is in the second operating mode to provide a further diluted sample.