Packtest® (simple water quality testing device) 10 tests COD (chemical oxygen demand, low concentration) 1 box (1 bottle x 10 bags) ZAK-COD(D)-2 1 box (1 bottle x 10 bags)

The COD (chemical oxygen demand) of environmental water, drinking water, and other test water can be easily measured. This is a set of 10 tests that can be easily used by individuals, community activities, teaching materials, etc. Measurement items: COD (low concentration) Number of measurements: 10 Simple water quality testing equipment Measurement principle: Room temperature alkaline potassium permanganate oxidation method Measurement scale: 0, 2, 4, 6, 8 or more mg/L Measurement time: 5 minutes Contents: 10 tubes (10 laminated bags containing 1 tube each), 1 standard color sheet, 1 instruction manual This is the successor to 6-8677-10.