Standard test sulfide Ordering information


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