Thermometer-hygrometer to be placed indoors, providing constant measurements of atmospheric conditions visible on a digital display. Useful gadget to monitor conditions and be able to respond accordingly or include other variable condition data in analysis.
Indoor thermometer-hygrometer with outdoor cable, providing constant measurements of atmospheric conditions visible on digital display. Useful gadget to monitor conditions and be able to respond accordingly or include other variable condition data in analysis.
Rapid test for semi-quantitative measurements of dissolved nitrate ions, for instant analysis and verification that the solutions are in the correct range.
Rapid test of semiquantitative measurements of dissolved ions of peroxides, for instant analysis and verification that the solutions are in the correct range.