Metrohm 761 Compact IC - Manual (Page 142)

4 Operation
761 Compact IC
132
Calibration defaults Calibration parameters defined in the compo-
nent window and on the Math tab of the Method
setup window.
CALIBRATION
Channel: Cond
Method: External standard
Response: Area
Standard: No
Index: Linear Internal
Effectivity: 2*Pi*(T*H/A)^2
IDENTIFICATION
Reference peaks: Time
Other peaks: Time
Retention units: min
Component table Component table.
No Retention Window% RF Conc. Index Type Group Name
1 2.85 5.0 1.095e+00 0.04 0.000 0 fluoride
2 4.94 5.0 1.713e+00 8.06 0.000 0 chloride
3 6.78 5.0 2.816e+00 0.00 0.000 0 nitrite
4 8.48 5.0 4.269e+00 0.00 0.000 0 bromide
5 10.56 5.0 3.177e+00 9.06 0.000 0 nitrate
6 13.65 5.0 6.368e+00 0.00 0.000 0 phosphate
7 16.86 5.0 2.391e+00 6.40 0.000 0 sulphate
Calibration results Calibration results of the component window.
For each component a new page with calibra-
tion results and calibration curve is put out.
CALIBRATION OF COMPONENT phosphate
Method: Mpoint.mtw
Equation: Q = - 2.49731e-07·A^2 + 0.0111539·A + 0.121632
RSD: 0.250 %
Correlation coefficient: 0.999452
K3 = 0 K2 = -2.49731e-07 K1 = 0.0111539 K0 = 0.121632
Base: Area
Ref.channel: ch1
ISTD:
Formula: Y=K2·X^2+K1·X+K0
Weight: 1
Level Height Area Conc. Volume Retention Used File
1 6.46 173 2 1 10.8 Yes g8140800.chw
2 34 897 10 1 10.8 Yes g8140823.chw
3 90.9 2.36e+03 25 1 10.8 Yes g8140858.chw
4 198 5.04e+03 50 1 10.8 Yes g8140929.chw