Radio module for testo measuring devices
Radio module for upgrading measuring devices with radio option. Radio frequency 869.85 MHz.

Rain gauge with rod, plastic
Rain gauge for easy and accurate measurement of rainfall amounts. With green rod (one piece) for inserting into the ground. Weatherproof and robust.

Rain gauge, plastic
Practical rain gauge for easy and accurate measurement of rainfall amounts. With holder, without rod. Weatherproof and robust.

Rectangular calibration weights, class M1
Stainless steel or cast iron, lacquered. DAkkS calibration certificate optionally available. For the verification you need a box.Also available: Single weights or complete weight sets in OIML-classes E1 E2 F1 F2 M1 M2 M3.

Redox (ORP) electrodes TopLine
ORP combination electrode with PEEK shaft and labyrinth reference element (LoopRef).


Redox buffer solution
For testing ORP electrodes. 427mV, pH7.Supplied in pack of 250ml.

Redox calibration solutions
To test redox (ORP) of electrodes. Supplied in bottles as indicated.
Redox combination electrode SenTix® ML ORP for multi-parameter monitor MULTILINE 1000
Redox sensor with platinum rounded end (Ø 6 mm) and ground glass ring diaphragm for measuring the redox potential in drinking water monitoring.


Redox electrodes ProcessLine
Low-maintenance pH combination electrode, glass shaft, Silamid®-reference system.

Redox Standard solution
All values quoted are potentials of Platinum Electrode v Ag/AgCl reference (3M KCl) at 25 °C.Bottles of 500 ml.

Reference body for temperature sensors
For decreasing the reaction speed of temperature cable sensors during temperature recording and measurement, e.g. when the refrigerator or incubator door is opened.The sensor of the cable probe is fixed inside the reference body and placed near the monitored material. Only when the temperature of the reference body changes, the sensors react and trigger the alarm.Avoids false alarms in case of short-term temperature changesFor temperature probes with 5 mm diameterMade of aluminiumDimensions (Ø x H): 40 x 20 mm

Reference electrodes ScienceLine
Glass shaft, without cable, e.g. L 1 N (please order separately). Ag/AgCl reference system.

Reference electrodes ScienceLine, built-in ground joint NS 14.5
Glass shaft, without cable, e.g. L 1 N (please order separately). Ag/AgCl reference system.

Reference electrodes ScienceLine, double electrolyte system, built-in ground joint NS 14.5
Glass shaft, pH range 0 ... 14, without cable, e.g. L 1 N (please order separately).Ag/AgCl reference system.

Refrigerator thermometer
Plastic, with loop or hook clip mountings. Dimensions (L x dia.) 185 x 20 mm.

Regeneration solution for pH electrodes
Regeneration solution for reactivating pH electrodes. Treatment time approx. 1 minute.

Replacement and maintenance kit for Oxygen Sensor CellOx® 325
Please order cleaning solution RL-G 205204 (LLG 9.822 552) separately.

Replacement electrode for conductivity tester Pocket Tester SD30 EC
Replacement electrode with two robust graphite electrodes for the Pocket Tester SD30 EC.Precise determination of conductivity, TDS, or salinityIntegrated NTC temperature sensor (reference temperature 25 °C)Low-maintenance and easy-care 2-pole graphite electrodes

Replacement electrode for multi-parameter tester Pocket Tester SD40 Multi
Multi-replacement electrode with gel electrolyte, a highly sensitive glass membrane, and two robust graphite electrodes for the Pocket Tester SD40 Multi.Precise determination of pH, conductivity, TDS, and saltSimple electrode replacement mechanismBuilt-in NTC temperature sensorLow maintenance, robust, and inexpensive

Replacement electrode for ORP tester Pocket Tester SD20 ORP
ORP replacement electrode with gel electrolyte and accurate platinum electrode for the Pocket Tester SD20 ORP.Reliable redox monitoringBuilt-in NTC temperature sensorLow maintenance, robust, and inexpensive

Replacement electrode for pH tester Pocket Tester SD10 pH
pH replacement electrode with gel electrolyte and highly sensitive glass membrane for the Pocket Tester SD10 pH.Precise pH determination with integrated NTC temperature sensor (ATC)Simple exchange mechanism of the pH electrodeLow maintenance, robust, and inexpensive