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Calibrating and Cleaning

All preparations, which are used for the determination of measured values and for the cleaning and preparation of electrodes, are grouped here. These include calibration solutions for pH and conductivity, as well as cleaning and storage solutions for pH electrodes.

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Test tube 100 × 16 mm Ø
Test tube 100 × 16 mm Ø
Simple test tube with flanged rim suitable for pH electrodes

€0.79*
Buffer pH 4 (20 °C) - red colored - 100 ml
pH Buffer Solutions (4, 7 and 9)
UNIT SIZE: 100 ml | pH VALUE: pH 4 (red colored)
For calibrating pH electrodes

Content: 0.1 Litre (€109.50* / 1 Litre)

Variants from €5.95*
€10.95*
Potassium chloride solution 3 molar 50 ml
Potassium chloride solution for redox and pH combination electrodes
CONCENTRATION: 3 molar | UNIT SIZE: 50 ml
Refill and store redox and pH electrodes

Content: 0.05 Litre (€105.00* / 1 Litre)

€5.25*
Pepsin based cleaning solution 100 ml
Pepsin based cleaning solution - Protein remover
UNIT SIZE: 100 ml
For the removal of deposits containing protein from pH and redox electrodes

Content: 0.1 Litre (€109.50* / 1 Litre)

Variants from €5.95*
€10.95*
Glass tubes with screw cap 155 mm × 16 mm
Glass tubes with screw cap 155 mm × 16 mm
Replacement for the measuring vessels supplied with many water tests.

€0.95*
Calibration Solution Conductivity 1413 µS/cm 100 ml
Calibration Solution Conductivity 1413 µS/cm
UNIT SIZE: 100 ml
For the calibration of your conductivity meter

Content: 0.1 Litre (€109.50* / 1 Litre)

Variants from €5.95*
€10.95*
Diaphragm cleaner with thiourea 100 ml
Cleaning solution with thiourea - Diaphragm cleaner
UNIT SIZE: 100 ml

Removal of silver sulfide deposits in the diaphragm of electrodes

Content: 0.1 Litre (€109.50* / 1 Litre)

Variants from €5.95*
€10.95*
AQUA-NOA Cleaning Brush for Lily-Pipes 12/16 mm
AQUA-NOA Cleaning Brush for Lily-Pipes
DIAMETER: 12/16 mm
Flexible cleaning brushes for Lily-Pipes in 12/16 and 16/22 mm

€11.95*