Clean the sample cell............................................................................................................................................................... 19
Indexing a single sample cell.................................................................................................................................................... 20
Matching sample cells.............................................................................................................................................................. 22
Prepare dilution water............................................................................................................................................................... 24
Prepare the sample.......................................................................................................................................................................... 24
Prepare a representative sample.............................................................................................................................................. 24
Remove air bubbles from the sample....................................................................................................................................... 24
Apply a vacuum................................................................................................................................................................. 24
Use an ultrasonic bath....................................................................................................................................................... 24
Apply heat.......................................................................................................................................................................... 25
Prevent condensation on a sample cell.................................................................................................................................... 25
Measure over-range samples................................................................................................................................................... 25
Sample dilution.................................................................................................................................................................. 25
Turbidity measurement.................................................................................................................................................................... 26
Measurement notes.................................................................................................................................................................. 26
Turbidity measurement procedure............................................................................................................................................ 27
Absorbance and transmittance measurement................................................................................................................................. 28
Measurement notes.................................................................................................................................................................. 28
Absorbance and transmittance measurement procedure......................................................................................................... 29
Color measurement......................................................................................................................................................................... 30
Measurement notes.................................................................................................................................................................. 30
Color measurement and calibration procedure......................................................................................................................... 31
Measurement techniques................................................................................................................................................................. 33
Manual or automatic ranging.................................................................................................................................................... 33
Signal averaging on or off......................................................................................................................................................... 33
Ratio on or off........................................................................................................................................................................... 33
Using the air purge system....................................................................................................................................................... 34
Using a flow cell........................................................................................................................................................................ 34
Install a flow cell................................................................................................................................................................ 35
Clean a flow cell assembly................................................................................................................................................ 35
Flow cell maintenance....................................................................................................................................................... 35
Flow cell operation............................................................................................................................................................. 35
Flow cell storage................................................................................................................................................................ 36
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