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7
Test Methods
Test 8 Calcium Hardness
Range: 0-500mg/l (ppm) CaCO
3
Colour change: Violet - Orange
1 Fill test cuvette with sample to the 10ml mark.
2 Add one Calcicol No 1 tablet,
crush and mix to dissolve.
3 Add one Calcicol No 2 tablet,
crush and mix to dissolve.
4 Stand for two minutes.
5 Take photometer reading.
Note: this method is calibrated for standard
pools. For saltwater/seawater pools, please
use Test 34 Calc.Hard.Salt.
Test 9 Cyanuric Acid
Range: 0-200mg/l (ppm) CNA
Colour change: Clear - Cloudy
(turbidimetric method)
Note: Cyanuric acid is also commonly referred
to as ‘Chlorine Stabiliser’ or ‘Pool Conditioner’.
1 Fill test cuvette with sample to the 10ml mark.
2 Add one Cyanuric Acid tablet. DO NOT
CRUSH. Allow to disintegrate for at
least two minutes. A cloudy solution
indicates the presence of cyanuric acid.
3 Crush any remaining undissolved tablet,
mix fully and take photometer reading.
Test 10 Iron/1
Range: 0-1.00mg/l (ppm) Fe
Colour change: Colourless - Pink
1 Fill test cuvette with sample to the 10ml mark.
2 Add one Iron LR tablet,
crush and mix to dissolve.
3 Stand for one minute.
4 Take photometer reading.
Test 88 Calcium Hardness
(Saltwater Pool Calibration)
Range: 0-500mg/l (ppm)
Colour change: Violet - Orange
1 Fill test cuvette with sample to the 10ml mark.
2 Add one Calcicol No 1 tablet,
crush and mix to dissolve.
3 Add one Calcicol No 2 tablet,
crush and mix to dissolve.
4 Stand for two minutes.
5 Take photometer reading.
Pooltest9Bluetooth_ZI INST 7009B EN 29/7/15 12:03 Page 21
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