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HYDROLAB Ammonium ISE Sensor for HL Series Sonde
HYDROLAB Ammonium ISE Sensor for HL Series Sonde

HYDROLAB Ammonium ISE Sensor for HL Series Sonde

Product Number: HLNH4
Available for purchase through July 31, 2026.

Overview

The HYDROLAB Ammonium ISE sensor is a reference electrode immersed in a solution of fixed ammonium ion concentration separated by a membrane containing a chemical compound that reacts with the ion of interest, measuring electrical potential that varies with concentration.

(accessory cannot be purchased as a standalone product)

Specifications

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Technical Attributes
Accuracy ±5% or 2 mg/L-N (the larger value)
Compatible Instruments HL4 & HL7
Housing material Plastic sensor housing
Measurement Range EU 2 - 18,000 mg/L-N
Measuring Range Depth 15 m
Methods SM 4500-NH3
Resolution EU 0.01 mg/L-N
Sample Probe N.A.