- Run calibration: is used a substance known concentration available and the photorefractive (OD) to produce a calibration curve, which used to rely on sample measurement.
- Running control: the calibration test run to see if there is not OK? => See what the machine has malfunctioned or not?
Use Westgard rules to assess the results of the control.
Often in each machine and reagent box, available ngta scored Calib benchmark and control, we just finished running then based on such parameters to see what the machine is malfunctioning or not?
- Prepare enough reagent or not.
- Check the waste water tank.
- Check the cuvette.
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