Use the Chloride Calibration Solution to calibrate chloride Ion Sensitive Electrodes (ISEs) for the Aqua TROLL 500 and A

pH buffer solution

Calibration standard for chloride Ion Sensitive Electrodes (ISEs).

Calibration standard for ammonium Ion Sensitive Electrodes (ISEs).

Use this versatile device to monitor just about any environmental sensor. 

The IP68 HVFlo system supports Doppler velocity and level measurement sensors for challenging environments in which the

The FloPro XCi monitors wastewater, stormwater and industrial flows in full pipes, partially full pipes, and open channe

Stable and repeatable solid state standard to perform RFU calibrations and checks on the Aqua TROLL Crude Oil sensor.

Stable and repeatable solid state standard to perform RFU calibrations and checks on the Aqua TROLL Fluorescein WT senso

Stable and repeatable solid state standard for RFU calibration and checks on the Aqua TROLL FDOM sensor.

Calibration cup and sponges to perform RDO Blue calibration.

Use a MACE ZX SnapStrap to install this sensor inside a pipe in minutes. This  adjustable polypropylene with mounting ac

Everything you need to perform 2-point dissolved oxygen calibrations on Aqua TROLL 400, Aqua TROLL 600, RDO PRO, RDO PRO

Calibration kit for RDO PRO probes.

Calibration cup for an Aqua TROLL 100/200.

Sodium sulfite (Na2SO3) calibration solution and DI water when calibrating at 0% saturation.

NIST-traceable conductivity solutions for low-range, high-range, or full-range calibrations.

NIST-traceable turbidity calibration solution (polymer suspension) for Aqua TROLL in 500 mL volumes. Available in 10 NT

Calibration standard for ORP/Redox electrodes.

NIST-traceable calibration solution. Available in pH 4, 7, or 10 in various volumes.

NIST-traceable conductivity solutions for low-range, high-range, or full-range calibrations.

pH/ORP Calibration Kit – Includes 1 Liter each: 4, 7, 10 pH, Zobell’s Solution

pH Calibration Kit – Includes 1 Liter each: 4, 7, 10 pH, DI Water

Calibration solution for zero-point oxygen calibration.

Calibration standard for dissolved oxygen, conductivity, pH, and ORP.

Three-day, in-person groundwater monitoring and sampling course in the UK. Learn tools, telemetry, low flow and passive