QUANTOFIX® – Semi‑quantitative test strips
AQUADUR® - for water hardness
Qualitative test papers
DiaQuant® – Test strips for dialysis
Semi-quantitative test strips
PEHANON® - pH test strips
pH-Fix - Non bleeding pH test strips
pH Universal indicator papers
pH test paper Duotest
pH test paper Tritest
Colorimetric reagents UNISOL
Qualitative pH test papers
Semi-quantitative test strips QUANTOFIX Nitrite / pH
Semi-quantitative test strips QUANTOFIX Nitrite / pH

Semi-quantitative test strips for the determination of Nitrite and pH. Ideal for rapid and easy analysis of Nitrite and pH directly on-site. No maintenance or calibration is required.
Platform Semi-quantitative test strips
Parameter Nitrite, pH
Brand QUANTOFIX
Gradation Nitrite - 0 • 1 • 5 • 10 • 20 • 40 • 80  mg/L NO₂⁻, pH - 6.0 • 6.4 • 6.7 • 7. • 7.3 • 7.6 • 7.9 • 8.2 • 8.4 • 8.6 • 8.8 • 9.0 •9.3 • 9.6
Color change Nitrite - white → red-violet, pH - yellow-orange → violet-red
Evaluable on reflectometer No
Method Nitrite - Griess reaction, pH - mixed indicator
Additional reagent No
Storage temperature 4−30 °C
Shelf life 2.5 Years
Scope of delivery 100 test strips in a tube, instruction leaflet
Hazardous material No
If you would like to learn more technical parameters and applications about Semi-quantitative test strips QUANTOFIX Nitrite / pH please contact us online or leave a message.
Please kindly contact us through Tel: +86 (0) 21/3352 2300 for more information.