Hanna Instrument Checker Phosphorus Ultra Low Range HI-736

Adaptation of Standard Method Ascorbic Acid Accuracy ±5% of reading ±5% 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®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.