Release 03/2009
32
en
Spectroquant
®
Colorimeter Picco COD / CSB
6 Methods
6.1 Brief instructions
•
Method notes
• Observe the package inserts, applications, and effects of the sample matrix of the
respective test kit.
• Ensure proper disposal of reagent solutions.
• Material Safety Data Sheets are available on request (http://photometry.merck.de).
•
Test kits and measuring ranges
Method Spectroquant
®
Cat. No. Measuring Round Digestion
test kit range cell time
U.1 COD Cell Test 114540 10 - 150 mg/l 16 mm 120 min
U.2 COD Cell Test 114541 25 - 1500 mg/l 16 mm 120 min
U.3 COD Cell Test 114691 300 - 3500 mg/l 16 mm 120 min
U.4 COD Cell Test 114555 0.50 - 10.00 g/l 16 mm 120 min
Abs 11 Absorbance - -100 - 2500 mA 16 mm -
(λ = 430 nm)
Abs 2 Absorbance - -100 - 2500 mA 16 mm -
(λ = 605 nm)
Notes: When using the 16-mm round cell the adapter for 16-mm cells must be attached to
the measurement compartment. For all measurements the measurement compart-
ment must be protected using the enclosed compartment lid.
The measurement result is displayed in mg/l (U.1 - U.3) or g/l (U.4).
Spectroquant
®
Colorimeter Picco
COD