Hanna Checker Handheld Colorimeter- Phosphate High Range

Amino acid method     ±1.0 ppm ±5% of reading accuracy     Large, easy to read digits     Auto shut off.   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. Designed to work with HANNA’s reagents     Uses 10 mL glass cuvettes