Lovibond Tintometer MD 100 Manual De Instrucciones página 38

Analyses
The following table identifies the output values can be converted into other citation
forms.
Unit
mg/l
mg/l
mg/l
mg/l
Chemical Method
DPD / Glycine
Appendix
Interferences
Persistant Interferences
1. All oxidising agents in the samples lead to higher results.
Removeable Interferences
1. Concentrations above 19 mg/l chlorine dioxide can lead to results within the
measuring range of up to 0 mg/l. In this case, the water sample must be diluted with
water that is free from chlorine dioxide. 10 ml of the diluted sample should be mixed
with the reagent and the measurement taken again.
Derived from
DIN 38408, Section 5
alternative reagent, used instead of DPD No.1/No.3 in case of turbidity in the water sample caused by high
e)
concentration of calcium and/or high conductivity |
dioxide and ozone in the presence of chlorine |
EN Method Reference Book 1.0
Cite form
ClO
2
Cl frei
2
Cl geb.
2
ges. Cl
2
additionally required for determination of bromine, chlorine
f)
including stirring rod, 10 cm
#
Chlorine dioxide T / M120
Scale Factor
1
0.525
0.525
0.525
EN
39