ชุดทดสอบCOD Tube Test (50 – 300 mg/l O2)

NANOCOLOR® COD 160 Hg-free

Photometric determination of the COD without use of mercury salts

Photometric determination of decrease in chromate concentration after two hours and oxidation with potassium dichromate/sulphuric acid/silver sulphate at 148 °C
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. 985 033
Type tube test 0-33
Range 50 – 300 mg/l O2
Sufficient for 20 determinations
Shelf life at least 1 year at 15 – 25 °C
Sea water suitability no