The measurement cartridge was returned for investigation, however, it was received damaged and could not be installed to try and replicate the problem.The cartridge was inspected by siemens engineering and salt was present surrounding the measurement cartridge valve.Data files for the rp 500 instruments were reviewed.This review indicated that there were no calibration errors, fluidic errors or system errors around the time of sample analysis.The customer stated that repeat testing was performed using a different sample and on a second rp 500 (s/n (b)(4)) and a non siemens analyzer to confirm correct results.The customer also stated that corrected reports were issued.The cause for the discordant results is unknown.
|