Water Quality

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    105 products
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    In-Situ Aqua TROLL 800
    from $11,828.00
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    In-Situ Aqua TROLL 700
    from $9,833.00
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    Aqua TROLL 600, Sonde Only
    Aqua TROLL 600, Sonde Only Vertical
    In-Situ Aqua TROLL 600
    from $10,018.00
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    Aqua TROLL 500, Sonde Only
    Aqua TROLL 500 with Cable Attached
    In-Situ Aqua TROLL 500
    from $7,833.00
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    In-Situ Aqua TROLL 400
    from $3,696.00
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    Aqua TROLL 200 Data Logger
    In-Situ Aqua TROLL 200 Data Logger
    from $2,052.00
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    Aqua TROLL 100 Data Logger
    In-Situ Aqua TROLL 100 Data Logger
    from $1,848.00
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    YSI ODO RTU ODO/CT probe assembly with conductivity
    YSI ODO RTU flying lead cable end
    YSI ODO RTU Probe Assembly with Conductivity (DO + CT, Modbus/RS-485)
    from $1,545.00
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    YSI ProDSS Multiparameter Water Quality Meter
    $1,361.00 from $1,293.00 Save $68.00
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    YSI ProDSS Kit for Low Flow Sampling
    $9,861.00 $9,549.00 Save $312.00
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    YSI ProQuatro Kit for Low Flow Sampling
    $5,322.00 $4,933.00 Save $389.00
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    YSI ProQuatro Multiparameter Meter
    $272.00 from $258.00 Save $14.00
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    YSI ProSolo handheld optical dissolved oxygen meter
    YSI ProSolo Handheld
    from $1,075.00
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    YSI ProSwap-1 digital water quality meter handheld
    YSI ProSwap-1 Handheld
    from $1,372.00
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    YSI Pro20i dissolved oxygen meter with integral cable
    YSI PRO Series 20i - Dissolved Oxygen Meter (Integral Cable Kit)
    from $1,167.00
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    YSI Pro1020 dissolved oxygen and pH/ORP handheld water quality meter
    YSI PRO Series 1020 - Dissolved Oxygen, pH/ORP Meter
    from $1,110.00
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    YSI Pro1030 pH/ORP and conductivity handheld water quality meter
    YSI Pro1030 pH/ORP and conductivity handheld water quality meter
    YSI PRO Series 1030 - pH/ORP, Conductivity Meter
    from $1,111.00
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    YSI Pro2030 dissolved oxygen and conductivity handheld water quality meter
    YSI PRO Series 2030 - Dissolved Oxygen, Conductivity Meter
    from $1,110.00
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    YSI Pro10 pH/ORP handheld water quality meter
    YSI PRO Series 10 - Temp, pH or ORP Meter
    $272.00 from $258.00 Save $14.00
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    YSI Pro20 dissolved oxygen handheld water quality meter
    YSI PRO Series 20 - Dissolved Oxygen Meter
    $366.00 from $348.00 Save $18.00