HANNA 721 Mini-photometer Iron Checker

Simply measure your samples in a few steps:

1. Take a water sample and insert the cuvette into the photometer
2. Take a blank
3. Add the powdered reagent to your solution
4. Insert the cuvette into the photometer
5. Press the button and read the result within 10 seconds

Specifications:

• Range: 0.08 to 5.00 mg/L (ppm)
• Resolution: 0.01 mg/L (ppm)
• Accuracy (at 25°C) ±0.04 mg/L (ppm) ±2% of reading
• Phenanthroline Method
• Light source LED at 525 nm
• Light detector Silicon photocell
• Battery / Auto power off: 1 x 1.5 Volt AAA / After 3 minutes of non-use or 2 minutes after measurement
• Dimensions / Weight: 81.5 x 61 x 37.5 mm / 64 g