HI 93733 is a water quality monitoring instrument from Hanna Instrument. The instrument can measure the ammonium ion (NH4) content in water, wastewater and seawater in the range of 0.0 to 50.0+ mg/L (ppm). The accuracy is ±0.5 mg/L ±5% of reading Typical EMC ±0.1 mg/L Deviation.
The Hanna Instruments HI 93733 is a portable photometric instrument designed to measure ammonium ion (NH4+) content in water, wastewater, and seawater. It operates using the Nessler method with liquid reagents supplied in bottles, featuring an exclusive positive-locking system for cuvet placement to ensure repeatability.
| Range | 0.0 to 50.0 mg/L |
|---|---|
| Resolution | 0.1 mg/L |
| Accuracy | 0.5 mg/L 5% of reading |
| Light Source | LED @ 470 nm |
| Battery Life | 40 hours |
| Auto-Shut off | After 10 minutes of non-use |
Multiply the displayed ammonium ion concentration by the factor 0.776.
Interference may be caused by acetone, alcohols, aldehydes, glycine, hardness above 1 g/L, iron, organic chloramines, sulfide, and various amines.
The HI 93733 is warranted for two years against defects in workmanship and materials.