Clean the sample cell...............................................................................................................................................................18
Indexing a single sample cell....................................................................................................................................................19
Matching sample cells..............................................................................................................................................................21
Prepare dilution water...............................................................................................................................................................23
Prepare the sample..........................................................................................................................................................................23
Prepare a representative sample..............................................................................................................................................23
Remove air bubbles from the sample.......................................................................................................................................23
Apply a vacuum.................................................................................................................................................................23
Use an ultrasonic bath.......................................................................................................................................................23
Apply heat..........................................................................................................................................................................24
Prevent condensation on a sample cell....................................................................................................................................24
Measure over-range samples...................................................................................................................................................24
Sample dilution..................................................................................................................................................................24
Turbidity measurement....................................................................................................................................................................25
Measurement notes..................................................................................................................................................................25
Turbidity measurement procedure............................................................................................................................................26
Absorbance and transmittance measurement.................................................................................................................................27
Measurement notes..................................................................................................................................................................27
Absorbance and transmittance measurement procedure.........................................................................................................28
Measurement techniques.................................................................................................................................................................29
Manual or automatic ranging....................................................................................................................................................29
Signal averaging on or off.........................................................................................................................................................29
Ratio on or off...........................................................................................................................................................................30
Using the air purge system.......................................................................................................................................................30
Using a flow cell........................................................................................................................................................................31
Install a flow cell................................................................................................................................................................31
Clean a flow cell assembly................................................................................................................................................31
Flow cell maintenance.......................................................................................................................................................32
Flow cell operation.............................................................................................................................................................32
Flow cell storage................................................................................................................................................................32
Using a manual flow cell....................................................................................................................................................32
Using an automated flow cell.............................................................................................................................................32
Measurement notes...........................................................................................................................................................34
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