Nitrate + Nitrite Analyser

precision submersible chemical sensor

Based on advanced lab-on-chip technology, this miniaturised microfluidic nitrate + nitrite analyser performs lab-grade measurements wherever you need them. It can be configured to just measure nitrite.

silicate sensor



Temperature range

0 – 35 °C

Power consumption

1.5 W


0-1000 μM

Limit of Detection

0.025 μM

Sample volume

0.5 mL


RS232 and RS485 for M2M. User programmable via USB and Windows GUI.

Maximum depth

6000 m

high-precision measurements made easy


Laboratory, estuaries, rivers, glacial meltwater, CTD casts, benthic landers, coastal & deep moorings, remote-operated vehicles, autonomous underwater vehicles, gliders, floats...

Do you want to measure nitrate and nitrite in situ with high-precision?

Or contact us to discuss your application!

We offer bespoke solutions for a wide variety of monitoring applications.
Our sensors can be adapted for your needs, including bespoke sampling strategies.
We also offer monitoring services to make data collection as simple as possible.

A high-precision nitrate + nitrite analyser.

Download the sensor specification sheet here!