Fisher Scientific™ accumet™ Polymer Membrane Combination ISEs, Mercury-Free Available on GSA/VA Contract for Federal Government customers only.

Fast, precise measurements of calcium, nitrate and potassium ion in aqueous solutions over a wide range of concentrations

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Catalog No. 13-620-536

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    Applications Used in testing of wine, beer, dairy products, foods, plants, pharmaceuticals, fertilizers, explosives, clay and soil
    Connector Types BNC
    Diameter (English) Body 0.5 in.
    Diameter (Metric) Body 12.7mm
    Diameter (Metric) Cap 15.8mm
    Filling Solution Type 4mol/L KCl with AgCl
    Length (English) 5 in.
    Length (Metric) 127mm
    Material Epoxy Body
    Operating Range (Metric) 0.04 to 400 ppm
    Temperature (English) Operating 32° to 88°F
    Temperature (Metric) Operating 0° to 40°C
    pH Range 3 to 10
    Interferences Mg2+, Zn2+, Ba2+, K+, Na2+, Ni2+, Cu2+, Fe2+, Sr2+, H+, Hg2+
    Resistance >1megohm
    Response Time ∽1 min. or less
    Electrode Calcium
    Temperature (Metric) Range 0 to 40°C

    Sensor sealed in epoxy body

    • Sensing modules contain liquid internal filling solution in contact with gelled organophilic membrane
    • Membrane is impregnated with a selective ion exchanger for ion of interest
    • Sensors are sealed into durable epoxy body with built-in reference half-cell
    • Permit fast, precise measurements in aqueous solutions over a wide range of concentrations
    • Epoxy body provides chemical resistance
    • Tough, chemical-resistant epoxy body
    • Membrane assembly sealed to body
    • Continuous electrical shielding and insulation of internal elements, cable and connectors
    • Extremely stable, reproducible readings with a minimum of electrical noise
    • Lower detection limits than conventional ISEs
    • Rapid response time that lowers cost per test
    • Individually tested, serialized to meet GLP requirements and backed by the Fisher Scientific Technical Applications staff
    • Diameter: body, 0.5 in. (12.7mm); cap, 0.625 in. (16mm)
    • Length: body, 4 in. (10.2cm); cap, 1 in. (2.5cm); overall, 5 in. (12.7cm)

    Calcium Electrode

    • Finds application in the testing of wine, beer, dairy products, foods, plants, pharmaceuticals, fertilizers, explosives, clay and soil
    • Used as an endpoint detector in EDTA calcium titrations
    • Filling solution is 4M KCl (with AgCl)
    Nitrate Electrode
    • Used in pollution testing, bioresearch, pharmaceutical production
    • Determines nitrate in soils, plants, sewage, fertilizers, explosives, meats, pickling baths
    • Filling solution is 0.1M (NH4)2SO4/0.01M KCl (with Ag+)
    Potassium Electrode
    • Aids in analysis of serum, urine, saliva, other bodily fluids
    • Used in testing soils, sewage, fertilizers, foods and beverages
    • Filling solution is 5M NaCl

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