NANOCOLOR® Sulphide

Photometric determination of sulphide
Photometric determination as methylene blue.
N,N-Dimethyl-1,4-phenylene diamine reacts with hydrogen sulphide to form a compound which changes to leucomethylene blue. This compound is oxidised to methylene blue using iron(III) ions.

Data and ordering information
Cat. No. 918 88
Type standard test 1-88
Range 10 mm cuvette:
0.1 – 3.0 mg/l S2-
50 mm cuvette:
0.01 – 0.60 mg/l S2-
Sufficient for 250 determinations
Shelf life at least 3 years
Sea water suitability yes