Editors
VISOCOLOR® ECO Ammonium 3
Colorimetric determination of ammonium

DEV: procedure: In alkaline medium ammonium ions react with chlorine to form chloroamine which in the presence of a catalyst forms a blue coloured indophenol with phenols. (Reaction basis according to DIN 38406-E5)

Data and ordering information
REF 931 008 (931 208)
Type colorimetric test kit (refill pack)
Range 0 · 0.2 · 0.3 · 0.5 · 0.7 · 1 · 2 · 3 mg/l NH4+
Sufficient for 50 determinations
Shelf life at least 1.5 years
Sea water suitability yes, after dilution (1+9)
Detectable with PF-12 yes

Ammonium ions occur primarily in domestic waste waters, but frequently also in industrial waste waters. In surface and ground waters ammonium ions indicate decomposition of animal or vegetable substances. Control of the ammonium values is therefore important to the water supply.

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