Equation Formula - Radiometer Analytical TitraLab 870 Reference Manual

Ph/ep/ip/ec/ise titration workstation
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TitraLab
®
Equation
formula
Page 122
One or two user defined equations can be entered to calculate results
using user required units.
The formula specifies how the calculations should be performed. A
formula can use up to 64 characters and can consist of operators and
operands, that are derived from the completed titration data.
Enter in:
Edit method > Result
Operands
1.23, -24, -2.34E-5
pi
e
Ri where i = 1 to 8
Ei where i = 1 to 4
(for EP) and 1 to 8
(for IP)
Vi where i = 1 to 4
(for EP) and 1 to 8
(for IP)
V
SA
DA
AL
T
CT
CE
VE
Bi with i = 1 to 4 (for
E.P) i = 1 (for I.P)
Gi with i = 1 to 10
F
Table 5: Equation formula: operands
TitraLab 870 Reference Manual
Constants
3,141592654
2,718281828 (base of the Natural loga-
rithm)
Result no. i calculated for the method
Potential difference or pH measured at
EP/IP no. i
Cumulate volume delivered at EP/IP no. i
Total volume delivered
Sample amount
Final dilution amount
Aliquot
Last temperature measured (in °C)
Titrant concentration
Excess reagent concentration
Excess reagent volume
Blank volume for EP/IP no. i
Global variables
Results factor

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