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We are closely monitoring the developments of COVID-19. During this time we remain open and continue to ship. We fully support First Responders, Municipalities, all Armed Forces and most importantly the Medical Industry.
We are closely monitoring the developments of COVID-19. During this time we remain open and continue to ship. We fully support First Responders, Municipalities, all Armed Forces and most importantly the Medical Industry.

Single Parameter Readers

  • Oakton Turbidity Meter T-100 Kit with Calibration Vials and Case
    Save 19%
    Original price $1,144.00
    Current price $924.99

    Oakton Turbidity Meter T-100 Kit with Calibration Vials and Case

    Oakton

    Designed for portability and durability, the waterproof T-100 turbidity meter is ideal for monitoring turbidity in chemical, food and industrial ap...

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  • HORIBA LAQUAtwin CA-11 Compact Calcium Ion Meter
    Save 10%
    Original price $400.00
    Current price $359.95

    HORIBA LAQUAtwin CA-11 Compact Calcium Ion Meter

    Horiba

    The only pocket meter that directly measures calcium ion concentration in 0.3ml sample (or 0.05ml sample with sampling sheet B). Unique sensor allo...

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  • HORIBA LAQUAtwin NO3-11 Compact Nitrate Ion Meter
    Sale
    from $315.99

    HORIBA LAQUAtwin NO3-11 Compact Nitrate Ion Meter

    Horiba

    Nitrate Meter Option Includes -  - Nitrate meter - Measurement range 6 to 9900 ppm   includes plastic box, syringue, 150 & 2000 ppm std solutio...

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  • HORIBA LAQUAtwin K-11 Compact Potassium Ion Meter
    Save 12%
    Original price $360.00
    Current price $315.99

    HORIBA LAQUAtwin K-11 Compact Potassium Ion Meter

    Horiba

    The only pocket meter that directly measures potassium ion concentration in 0.3ml sample (or 0.05ml sample with sampling sheet B). The unique senso...

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  • HORIBA LAQUAtwin NA-11 Compact Sodium Ion Meter
    Save 12%
    Original price $360.00
    Current price $315.99

    HORIBA LAQUAtwin NA-11 Compact Sodium Ion Meter

    Horiba

    The only pocket meter that directly measures sodium ion concentration in 0.3ml sample (or 0.05ml sample with sampling sheet B). Unique sensor allow...

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  • HORIBA LAQUAtwin Compact Salt-22  Ion Meter
    Save 11%
    Original price $350.00
    Current price $309.99

    HORIBA LAQUAtwin Compact Salt-22 Ion Meter

    Horiba

    The only pocket meter that directly measures salt ion concentration in 0.3ml sample (or 0.05ml sample with sampling sheet B). Unique sensor allows ...

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  • [REFURBISHED] HORIBA LAQUAtwin CA-11 Compact Calcium Ion Meter
    Sold out
    Original price $400.00
    Current price $275.70

    [REFURBISHED] HORIBA LAQUAtwin CA-11 Compact Calcium Ion Meter

    Horiba

    ITEM HAS BEEN TESTED AND IS IN WORKING CONDITION. ITEM MAY BE MISSING ORIGINAL PACKAGING. IN MOST CASES ITEM WAS RETURNED DUE TO USER ERROR. The on...

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  • [REFURBISHED] HORIBA LAQUAtwin K-11 Compact Potassium Ion Meter
    Save 31%
    Original price $360.00
    Current price $247.89

    [REFURBISHED] HORIBA LAQUAtwin K-11 Compact Potassium Ion Meter

    Horiba

    ITEM HAS BEEN TESTED AND IS IN WORKING CONDITION. ITEM MAY BE MISSING ORIGINAL PACKAGING. IN MOST CASES ITEM WAS RETURNED DUE TO USER ERROR. The on...

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  • [REFURBISHED] HORIBA LAQUAtwin NA-11 Compact Sodium Ion Meter
    Save 31%
    Original price $360.00
    Current price $247.89

    [REFURBISHED] HORIBA LAQUAtwin NA-11 Compact Sodium Ion Meter

    Horiba

    ITEM HAS BEEN TESTED AND IS IN WORKING CONDITION. ITEM MAY BE MISSING ORIGINAL PACKAGING. IN MOST CASES ITEM WAS RETURNED DUE TO USER ERROR. The on...

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  • [REFURBISHED] HORIBA LAQUAtwin Compact Salt-22  Ion Meter
    Sold out
    Original price $350.00
    Current price $240.99

    [REFURBISHED] HORIBA LAQUAtwin Compact Salt-22 Ion Meter

    Horiba

    ITEM HAS BEEN TESTED AND IS IN WORKING CONDITION. ITEM MAY BE MISSING ORIGINAL PACKAGING. IN MOST CASES ITEM WAS RETURNED DUE TO USER ERROR. The on...

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  • Horiba LAQUAtwin EC-33 Compact Water Quality Conductivity Meter
    Save 9%
    Original price $160.00
    Current price $145.99

    Horiba LAQUAtwin EC-33 Compact Water Quality Conductivity Meter

    Horiba

    Features The only pocket meter that directly measures conductivity and total dissolved solids (TDS) in 0.12ml sample. No need for a beaker to ca...

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  • Horiba LAQUAtwin pH-33 Compact Meter Portable pH Meter
    Save 9%
    Original price $160.00
    Current price $145.99

    Horiba LAQUAtwin pH-33 Compact Meter Portable pH Meter

    Horiba

    The only pocket meter that directly measures pH in 0.1ml sample (or 0.05ml sample with sampling sheet B). Unique sensor allows measurement of visco...

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  • Horiba Replacement Calcium Ion Sensor - S050
    Save 10%
    Original price $150.00
    Current price $134.99

    Horiba Replacement Calcium Ion Sensor - S050

    Horiba

    Replacement sensor for LAQUAtwin B-751 and Ca-11 Requires a minimum of 0.3 ml sample with direct measurement (0.05 ml with sampling sheet B) Sens...

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  • Horiba Replacement Nitrate Ion Sensor - S040
    Save 10%
    Original price $150.00
    Current price $134.99

    Horiba Replacement Nitrate Ion Sensor - S040

    Horiba

    Horiba LAQUAtwin Nitrate Ion Sensor S040 Replacement Sensor for LAQUAtwin B-741,B-742, B-743, NO3-11, NO3-11C, and NO3-11S, Part No. 3200459870. R...

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  • Horiba Replacement Sodium Ion Sensor - S022
    Save 10%
    Original price $150.00
    Current price $134.99

    Horiba Replacement Sodium Ion Sensor - S022

    Horiba

    Replacement sensor for LAQUAtwin B-722 and Na-11 Requires a minimum of 0.3 ml sample with direct measurement (0.05 ml with sampling sheet B)  Sen...

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  • Horiba Replacement Salt Sensor - S021
    Save 10%
    Original price $150.00
    Current price $134.99

    Horiba Replacement Salt Sensor - S021

    Horiba

    Replacement sensor for LAQUAtwin Salt-11 Requires a minimum of 0.12 ml sample Corrosion-resistant titanium / platinum black cell material Waterpr...

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  • Horiba Potassium Ion Sensor S030 Replacement
    Save 10%
    Original price $150.00
    Current price $134.99

    Horiba Potassium Ion Sensor S030 Replacement

    Horiba

    Replasement sensor for the B-731 Flat electrode for potassium ion which is so selective that pH or other ions do not affect it. Manufacturin...

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  • Horiba LAQUAtwin EC-22 Compact Water Quality Conductivity Meter
    Save 9%
    Original price $140.00
    Current price $127.99

    Horiba LAQUAtwin EC-22 Compact Water Quality Conductivity Meter

    Horiba

    The only pocket meter that directly measures conductivity in 0.12ml sample. No need for a beaker to calibrate your meter or measure a sample. Just ...

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  • Horiba LAQUAtwin pH-22 Compact Water Quality pH Meter
    Save 9%
    Original price $140.00
    Current price $127.99

    Horiba LAQUAtwin pH-22 Compact Water Quality pH Meter

    Horiba

    Features The only pocket meter that directly measures pH in 0.1ml sample (or 0.05ml sample with sampling sheet B). A unique sensor allows the me...

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  • HORIBA LAQUAtwin EC-11 Compact Conductivity Meter
    Save 13%
    Original price $120.00
    Current price $104.99

    HORIBA LAQUAtwin EC-11 Compact Conductivity Meter

    Horiba

    The only pocket meter that directly measures conductivity in 0.12ml sample. No need for a beaker to calibrate your meter or measure a sample! Just ...

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  • HORIBA LAQUAtwin pH-11 Compact pH Meter
    Save 13%
    Original price $120.00
    Current price $104.99

    HORIBA LAQUAtwin pH-11 Compact pH Meter

    Horiba

    The only pocket meter that directly measures pH in 0.1ml sample (or 0.05ml sample with sampling sheet B). Unique sensor allows measurement of visco...

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  • Horiba Replacement Salt EC Sensor  - S071
    Save 13%
    Original price $80.00
    Current price $69.99

    Horiba Replacement Salt EC Sensor - S071

    Horiba

    Replacement sensor for LAQUAtwin Salt-11 Requires a minimum of 0.12 ml sample Corrosion-resistant titanium / platinum black cell material Waterpr...

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