This is a user manual for HI 723 Chromium VI High Range by Hanna Instruments
The Hanna Instruments HI 723 is a portable meter designed for measuring Chromium VI concentrations in water and environmental samples. It utilizes the Diphenylcarbazide method and features a range of 0 to 999 ppb with a resolution of 1 ppb. The device includes a light source (LED at 525 nm) and a silicon photocell detector to determine sample absorbance.
| Range | 0 to 999 ppb |
|---|---|
| Resolution | 1 ppb |
| Accuracy | ±5 ppb ±4 % of reading |
| Light Source | Light Emitting Diode @ 525 nm |
| Light Detector | Silicon Photocell |
| Battery Type | 1x1.5V AAA |
| Auto-Shut off | After 10 minutes of non-use |
| Dimensions | 81.5 x 61 x 37.5 mm |
| Weight | 64 g |
The measurement range is 0 to 999 ppb.
The instrument shuts down automatically after 10 minutes of non-use.
The instrument requires one 1.5V AAA battery.
You need to fill the cuvette with 10 mL of unreacted sample.