COD 160 Hg free – COD Hg free test kits

Nanocolor COD 160

COD Hg free

Photometric determination of 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 without use of toxic mercury salts.
Chloride contents below 2000 mg/l are eliminated by a simple filtration pretreatment step using a special cartridge and do not interfere.The chemical oxygen demand of a water sample is determined by silver-catalysed oxidation with potassium dichromate/sulphuric acid at 148 °C during a two hour period.
COD test kits

Data and ordering information (963026)

Cat No. 963 026
Type tube tests 0 - 26
Range 15 - 160 mg/l O2
Sufficient for 20 determinations
Shelf life at least 1 year at 2 - 8 C
Sea water suitability no

(963-026) Also available as a standard (non HG-free) test kit COD160

Leaflet MSDS Pictogram Quote for COD 160 Hg-free