Ozone
Photometric test for Ozone in drinking and treated water
Colour Change
Colourless to Pink
Range:
0 - 3 mg/L O₃
Technical Resource:
Ozone Test Method, Technical Information
01
Fill to the 10 mL line with sample.
02
Use this to "blank" the instrument. Place in cell holder and press Blank.
03
Pour out sample leaving a few drops.
04
Add a DPD 4 tablet to those drops. Then, crush to form a paste.
05
Fill to the 10 mL line with further sample and stir.
06
Place the tube in the cell holder and press Measure to obtain the Ozone concentration.
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