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    EXTECH CL500 Free and Total Chlorine Meter

    # CL500

    • Measures the total residual chlorine level in a water sample
    • High accuracy and high resolution
    • Ideal for use in any water measurement application
    EXTECH
    • EXTECH
    • CL500
    • Type
    • Weight

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    • Large big-digit LCD and splash-proof front panel
    • Measures Free and Total Chlorine up to 3.50ppm with 0.01ppm resolution
    • Advanced optical system uses a narrow band LED lamp that provides accurate and repeatable readings
    • Requires only a 10mL sample size
    • Independent 2-point calibration for Free and Total Chlorine, Auto Power Off
    • Battery operated for field and on-site testing
    • Data Hold and Min/Max record/recall
    • Complete with Free, Total and Zero Chlorine standard solutions, test bottles with covers, Free and Total Chlorine DPD powder (10pcs), cleaning cloth, six AAA batteries, and hard carrying case
    Specifications Range
    Range (ppm) 0.01 to 3.50ppm
    Resolution 0.01ppm
    Accuracy ±0.02ppm @ 1ppm
    Light source LED, 525nm
    Method Adaptation of USEPA Method 330.5 for waste water and Standard Method 4500-Cl-G for drinking water
    Response Time <10 seconds
    Dimensions 6.1 x 3.0 x 2.4″ (155 x 76 x 62mm)
    Weight 11.3oz (320g)
    • Test bottles with covers
    • Free and Total Chlorine DPD powder (10pcs)
    • cleaning cloth
    • six AAA batteries
    • hard carrying case

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