Visocolor Sulphite

VISOCOLOR Sulphite SU 100


Titrimetric determination of sulphite

Titrimetric determination with addition of iodine solution and reverse titration of unused iodine with sodium thiosulphate.


Data and ordering information

Cat No. 915 008 (915 208)
Type high sensitive test kit (refill pack)
Range 1 syringe is sufficient for 2 – 100 mg/l SO32–
1 gradation mark = 2 mg/l SO32–
Sufficient for 100 tests with an average sulphite content of 100 mg/l SO32–
Shelf life at least 3 years
Sea water suitability yes
Detectable with PF-11 no


Sulphite ions are not present in natural unpolluted waters, however they often appear in large quantities in industrial waste waters (e. g. paper mills, dye works).

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