Beckman Coulter UniCel DxC 600 Instructions For Use Manual page 489

Unidirectional Interface
One-way communication. Results are communicated from the instrument to the host
computer only.
Unit
An expression of concentration, such as weight/volume (for example, mg/dL), mass/volume
(for example, mol/L), and International Units/volume (for example, IU/mL).
Upgoing Reaction
The increase in absorbance as a reaction progresses.
URDAC
Under Range Detection And Correction. Specific chemistries that are below the normal
analytical range will automatically be rerun with a larger sample volume.
Wash Concentrate
The on-board fluid used to automatically rinse the probes and cuvettes.
A13914AF
Glossary
Glossary-9