Hanna Instruments Colorimeters are easier to use and more accurate than chemical test kits.

• Adaptation of Standard Method Ascorbic Acid

• Accuracy ±5% of reading ±10 ppb

• 1 ppb resolution (200 points)

• Large, easy to read digits

• Auto shut-off

Dedicated to a single parameter

• Designed to work with HANNA’s powder reagents

• Uses 10 mL glass cuvettes

Small Size, Big Convenience

•Weighing a mere 64 g (2.25 oz.), the Checker®HCeasily 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 batter

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