pH FixDisinfectionpH test strips, pH‑Fix 3.6–6.1, fixed indicator


pH‑Fix strips with chemically bound indicators are the bench mark for pH testing with test strips. The fixation prevents bleeding and therefore contamination of the sample. pH‑Fix 3.6–6.1 is also suitable for automatic evaluation with QUANTOFIX Relax.



Package unit 100 Test(s)


  • Technical Data
  • Safety Data Sheets
  • Downloads
Platform Products for pH determination
Brand pH-Fix
Parameter pH
Gradation pH – 3.6 • 4.1 • 4.4 • 4.7 • 5.0 • 5.3 • 5.6 • 6.1
Evaluable on reflectometer QUANTOFIX Relax
Instrumental measuring range pH – 3.6–6.1
CE certified No
Shelf life (from production) 4 Years
Storage temperature 4−30 °C
Scope of delivery 100 test strips in a classic flat box with color scale
Hazardous material No
Remark Together with QUANTOFIX Relax, the test strips may not be used for any medical application.