Hardness-Calcium
(166)
Continued...
Note(s)
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(*) Conversion to °dH, °eH and °fH
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If your reading is towards the upper limit of the test a dilution is
recommnded.
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If your sample water is very alkaline or acidic it should be brought within the
pH range between 4 and 10 by adding 1 mol/l acetic acid or resp. 1 mol/l
caustic soda.
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Ensure that you are using exactly 10 ml sample water volume.
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Disturbance values in this measurement value:
Magnesium > 200 mg/l CaCO3
Zinc > 5 mg/l
Iron > 10 mg/l.
100
0 - 500 mg/l
Name on device: 166-Hard-Cal-liq
(CaCO )
3
Liquid
100