Hanna Instruments HI 903 - Manual (Page 213)

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TITRATION THEORY
5 CALCULATIONS
5.1 Equations Used in Volumetric Karl Fischer Titrations
5.1.1 Calculation of water content as % mass from samples measured by mass
C sample Concentration of Sample (% w/w)
V titrant Volume of Titrant (mL)
Titer Titrant Titer (mg/mL)
m sample Mass of Sample (g)
5.1.2 Calculation of water content as % mass from samples measured by volume
C sample Concentration of Sample (% w/w)
V titrant Volume of Titrant (mL)
Titer Titrant Titer (mg/mL)
V sample Volume of Sample (mL)
d sample Density of Sample (g/mL)
5.1.3 Calculation of water content as % volume from samples measured by
volume
C sample Concentration of Sample (% v/v)
V titrant Volume of Titrant (mL)
Titer Titrant Titer (mg/mL)
V sample Volume of Sample (mL)
d water Density of Water at Analysis Temperature (g/mL)
5.1.4 Calculation of water content as % mass subtracting Background Drift
Rate
C sample Concentration of Sample (% w/w)
V titrant Volume of Titrant (mL)
Titer Titrant Titer (mg/mL)
Drift Background Drift Rate (µg/min)
t Titration Duration (min)
m sample Mass of Sample (g)
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