Hitachi ZA3000 Series Instruction Manual page 149

6. USING THE QC FUNCTIONS
NOTES: 1. For using the QC function, the following conditions
need to be set.
Use Saved
Working Curve .......... Unused
Determination
Mode ......................... Working Curve or
Reslope ..................... Unspecified
2. For the data measured by the QC function, the
following data reprocessing operations cannot be
specified. Otherwise, the data may change
causing a disagreement with the message in QC
measurement.
Change of working curve order, change of STD
concentration, deletion of sample, restore of
sample, exchange of samples, calculation mode,
sample blank, zero point shift of working curve,
baseline shift.
But in the case of working curve check only,
deletion, restoration, and exchange of unknown
samples and sample blank can be conducted.
6 - 2
Simple STD Add.