Fisher Scientific™ accumet™ Gel-Filled Pencil-Thin pH Combination Electrodes - Mercury-Free Available on GSA/VA Contract for Federal Government customers only.

For easy measurement of small samples in long and narrow vessels.

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Catalog No. 13-620-252

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    pH Range 0 to 14
    pH Relative Accuracy ±0.05
    Temperature (Metric) Operating -5° to +80°C
    Material Polymer/Epoxy
    Junction Single Ceramic
    Filling Solution Type Gel 4mol/L KCl saturated with AgCl electrolyte
    Length (Metric) 178mm
    Diameter (Metric) 6mm
    Connector Types U.S. Standard/pin
    For Use With pH meter
    Length (English) 7 in.
    Temperature (English) Operating 23° to 176°F
    Applications For easy measurement of small samples in long and narrow vessels
    Diameter (English) 0.25 in.
    Type pH combination electrode
    Response Time 30 sec.
    Temperature (Metric) Range -5° to +80°C
    Color Blue
    Warranty 1 Year

    Rugged and versatile

    • Extra long and thin: body measures 7 in. long (178mm); only 0.25 in. (6mm) in diameter
    • Rugged polymer construction for handheld use
    • Filled with gelled 4M KCl saturated with AgCl electrolyte; never needs refilling
    • Endcap seal keeps membrane moist and ready
    • Porous ceramic single junction

    Fast and accurate

    • Accuracy, ±0.05pH at 25°C (77°F)
    • Efficiency, >95%
    • Sodium Ion error, <±0.05pH at 25°C (77°F)
    • Response time, 30 seconds

    • Aqueous samples in the classroom or in the field
    • Anywhere rough handling and breakage are problems, and maintenance is difficult
    • Small samples in long, narrow vessels

  • Description & Specifications

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