Analyses
The following table identifies the output values can be converted into other citation
forms.
Unit
mg/l
mg/l
Chemical Method
Metallphthaleine
Appendix
Interferences
Removeable Interferences
1. Interference from zinc and magnesium can be eliminated by the addition of 8-
hydroxychinoline.
2. Concentrations of strontium and barium that occur in waters and soils do not
interfere.
Bibliography
Photometrische Analyseverfahren, Schwendt, Wissenschaftliche Verlagsgesellschaft
mbH, Stuttgart 1989
high range by dilution
i)
EN Method Reference Book 1.0
Cite form
CaCO
3
°dH
°eH
°fH
°aH
Ca
Hardness total HR T / M201
Scale Factor
1
0.056
0.07
0.1
1
0.40043
EN
13