Chloride Calibration SolutionUse the Chloride Calibration Solution to calibrate chloride Ion Sensitive Electrodes (ISEs) for the Aqua TROLL 500 and A$80.00
Aqua TROLL 200 Data LoggerMeasures and records water level and pressure, conductivity and temperature. Vented or non-vented.$2,160.00
RDOX Optical Dissolved Oxygen SensorThe rugged dissolved oxygen (RDO) RDOX probe uses optical technology for measuring DO in demanding wastewater process en
Level TROLL 700 Data LoggerIn-Situ’s premier water level logger, ideal for groundwater professionals who require higher data resolution, expanded m$1,735.00
Level TROLL 500 Data LoggerA cost-effective, sub 1-inch, vented option suited for a variety of fresh, saline and contaminated water applications.$1,425.00
Level TROLL 400 Data LoggerMeasures and logs water level, water pressure and temperature in a low-maintenance system. Ideal for long-term monitorin$975.00
Level TROLL 700H Data LoggerThis premium water level data logger, available in a vented (35ft (11m)) configuration, exceeds USGS surface water stage$1,945.00
BaroTROLL Data LoggerUse the BaroTROLL Data Logger with non-vented (absolute) In-Situ instruments to conveniently measure and log barometric$975.00
Rugged TROLL 200 Data LoggerMeasures and logs water level, water pressure and temperature. This economical, non-vented (absolute) water level logger$660.00
Rugged TROLL 100 Data LoggerIn-Situ’s most economical option for measuring and logging water level, water pressure and temperature. Use this durable$455.00
Aqua TROLL Crude Oil Solid State RFU CalibratorStable and repeatable solid state standard to perform RFU calibrations and checks on the Aqua TROLL Crude Oil sensor.$565.00
Aqua TROLL Fluorescein WT Solid State RFU CalibratorStable and repeatable solid state standard to perform RFU calibrations and checks on the Aqua TROLL Fluorescein WT senso$565.00
Aqua TROLL FDOM Solid State RFU CalibratorStable and repeatable solid state standard for RFU calibration and checks on the Aqua TROLL FDOM sensor.$565.00
RDO Air-Blast GuardRemoves biological growth from RDO sensors with a blast of compressed air.$180.00
RDO Copper GuardThe RDO Copper Guard can be threaded onto the RDO Blue for reliable protection.$90.00
Aqua TROLL 500 and 600 Dissolved Oxygen Field Calibration KitEverything you need to perform 2-point dissolved oxygen calibrations on Aqua TROLL 400, Aqua TROLL 600, RDO PRO, RDO PRO$320.00
RDO PRO-X Copper GuardImproves accuracy of your data and proglongs the length of your deployment of RDO PRO and RDO PRO-X Probes.$283.50
TROLL Shield Pressure Sensor Nose ConeThis copper pressure sensor nose cone extends Aqua TROLL 200 and Level TROLL 400/500/700 deployments.$125.00
TROLL Shield Copper System for Aqua TROLL 200This complete system includes a copper pressure sensor nose cone and conductivity sensor guard.$230.00
Dissolved Oxygen Calibration KitSodium sulfite (Na2SO3) calibration solution and DI water when calibrating at 0% saturation.$55.00
Conductivity Calibration KitNIST-traceable conductivity solutions for low-range, high-range, or full-range calibrations.$135.00
Aqua TROLL Turbidity StandardNIST-traceable turbidity calibration solution (polymer suspension) for Aqua TROLL in 500 mL volumes. Available in 10 NT$165.00








