• Easier to use and more accurate than chemical test kits

    Ascorbic acid method

    ±5 ppb ±5% of reading accuracy

    Large, easy to read digits

    Auto shut off

• Dedicated to a single parameter

    Designed to work with HANNA’s reagents

    Uses 10 mL glass cuvettes

• Small size, big convenience

    Weighing a mere 64 g (2.25 oz.), the Checker®HC easily

    fits into the palm of your hand or pocket

    Use for quick and accurate on the spot analysis

    Single button operation: zero and measure

    Operated by a single AAA battery

• Ideal for aquaculture (marine applications)

Phosphorus concentration in water is monitored because it causes corrosion when present in levels too high.

The HANNA HI 736 Checker^®HC bridges the gap
between simple chemical test kits and professional instrumentation. The
HANNA HI?736 is both accurate and affordable.

The HI 736 Checker^®HC portable handheld
colorimeter features a resolution of 1 ppb and ±5 ppb ±5% of reading
accuracy and uses an adaptation of Standard Method Ascorbic Acid.

The HI 736 Checker^®HC is extremely simple
to use. First, zero the instrument with your water sample. Next, add the
reagents. Last, place the vial into the Checker^®HC, press the button and read the results. It’s that easy.

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