NANOCOLOR® COD 15000

Photometric determination of the COD
Photometric determination of decrease in chromate concentration after two hours and oxidation with potassium dichromate/sulphuric acid/silver sulphate at 148 °C.
This test is in accordance to the DIN ISO 15705:2003.
The chemical oxygen demand of a water is determined by silver-catalysed oxidation with potassium dichromate/sulphuric acid at 148 °C during a two hour period.

Data and ordering information
Cat. No. 985 028
Type tube test 0-28
Range 1 – 15.0 g/l O2
Sufficient for 20 determinations
Shelf life> at least 1 year at 15 – 25 °C
Sea water suitability no