VISOCOLOR ECO Potassium turbidity test kit - refill pack - measuring range: 2-15 mg/L K+ sufficient for 60 determinations

VISOCOLOR ECO Silica colorimetric test kit - refill pack - measuring range: 0.2-3.0 mg/L SiO2 sufficient for 80 determinations

VISOCOLOR ECO Silica HR 200 reagent set for photometric determination measuring range: 10-200 mg/L SiO2 sufficient for 100 determinations

VISOCOLOR ECO Chlorine 1, free and total colorimetric test kit - refill pack - measuring range: 0.1-2.0 mg/L Cl2 sufficient for 150 determinations

VISOCOLOR ECO Copper colorimetric test kit - refill pack - measuring range: 0.1-1.5 mg/L Cu2+ sufficient for 100 determinations

VISOCOLOR ECO Manganese colorimetric test kit - refill pack - measuring range: 0.1-1.5 mg/L Mn sufficient for 70 determinations

VISOCOLOR ECO Nickel colorimetric test kit - refill pack - measuring range: 0.1-1.5 mg/L Ni2+ sufficient for 150 determinations

VISOCOLOR ECO Nitrate colorimetric test kit - refill pack - measuring range: 1-120 mg/L NO3- sufficient for 110 determinations

VISOCOLOR ECO Nitrite colorimetric test kit - refill pack - measuring range: 0.02-0.5 mg/L NO2- sufficient for 120 determinations

VISOCOLOR ECO Detergents anionic test kit - refill pack - measuring range: 0.1-5.0 mg/L MBAS sufficient for 50 determinations