The DeNovix® DS-11 Series includes three instruments with a cuvette-based UV-Vis measurement mode. These instruments include the DS-11+ Spectrophotometer, DS-11 FX+ Spectrophotometer / Fluorometer, and the DS-C Cuvette Spectrophotometer.
DeNovix cat #CUV-NA is an aqueous nicotinic acid reference solution. Although routine calibration is not necessary, the CUV-NA reagent may be used with the specified protocol to confirm that the instrument is performing within specifications.
Calculate the percent error using the following procedure:
If results are not within +/- 3.0% error of expected absorbance, please see the list of possible causes below for troubleshooting advice.
If technical support is required, please contact DeNovix via email at email@example.com or call us at +1 302.442.6911.
Note: Please include the serial number of the instrument and provide your full contact information (email address and phone number) in the body of the email.
If contacting us by phone, please have the replicate values handy to expedite the troubleshooting process.
Outside of the US, please contact your local distributor for assistance.
Revised 19 Oct 2020