Device for the colorimetric determination of substances

摘要

The present invention relates to a device for the colorimetric determination of substances by means of colour compensation of sample solution and comparison solution, consists of a colour comparator with at least two bores running through for receiving test tubes, a colour scale and a housing with a lid, and is characterised in that the colour comparator is arranged so as to be displaceable on the colour scale fixed on the housing lid, for colour comparison.