For use in quality control/manufacturing process only. Others Control OD Level 1 Bio Control OD Level 1 Bio 3.8.10.1.2.32 for Cedex Bio and Cedex Bio HT Analyzers Control OD Level 1 Bio 07613336102596 6 x 1 mL true Unit of measure is "piece". Control OD Level 1 Bio 07766637001 Not Available Controls en For control of the accuracy of the OD test on Cedex Bio and Cedex Bio HT Analyzers. en Optical density control suspension. en White, turbid suspension. Assigned concentration values: See pack insert