Patent Number: 7,355,697

Title: Flow-through, thermal-expansion-compensated cell for light spectroscopy

Abstract: Optical cells are non-actively compensated to ensure that a sample gap of a sample space remains nearly constant upon a change in temperature. Fluids can be flowed through the sample space of the optical cells.

Inventors: Mertz; Edward L. (Washington, DC), Sullivan; James V. (Bowie, MD)

Assignee: The United States of America as represented by the Department of Health and Human Services

International Classification: G01N 33/20 (20060101)

Expiration Date: 2020-04-08 0:00:00