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Mettler Toledo™ Reach Series pH and pH/ATC Combination Electrodes

InLab Reach Series make it possible to measure the most difficult to reach samples. Mettler Toledo Reach Series pH and pH/ATC Combination Electrodes with long and robust shafts helps measure pH in very deep or narrow containers.

Manufacturer:  Mettler Toledo™ 51343061

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Catalog No. 01911472



  • Type:  pH-combination
  • Type of Junction: Ceramic
  • Reference Electrolyte: 3mol/L KCl
  • Shaft Material: glass
  • pH Range: 0 to 14
  • Temperature Range: 0° to 100°C
  • Type of Membrane Glass: High alkali glass with low alkali error for high pH values and high temperatures
  • Membrane Resistance: <600mOhm
  • Connection: MultiPin™
  • Shaft Length: 42.5cm
  • Shaft Diameter: 12mm
  • Storage: InLab™ storage solution


pH electrode InLab Reach Pro-425
12 mm
Accurate measurement in a wide range of sample types
15.7 in.
HA Glass
NTC 30 kilohm
3mol/L KCl
0°C to 100°C
0°C to 100°C
0 to 14
0.47 in.
3mol/L KCl
ARGENTHAL with Ag+ trap
400 mm
InLab™ Reach Pro-425
<20 sec.
32°F to 212°F
pH Combination Electrode