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Potassium chloride solution for redox and pH combination... Refilling and maintaining of standard pH and Redox combination electrodes (3 molar resp. 4 molar). Not for refilling of gel electrodes!
50 ml (€10.50 / 100 ml)
From €5.25 *
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Calibration Solution Conductivity 1413 µS/cm For the calibration of your conductivity meter
50 ml (€11.90 / 100 ml)
From €5.95 *
Glass tubes with screw cap 155 mm × 16 mm Culture tube with screw cap white made of clear glass. As a replacement for the measuring vessels supplied with many water tests.
€0.95 *
pH buffer solution For Calibration of pH Combination Electrodes Precise and reproducible PH measurements are only possible when calibration is carried out regularly and carefully
50 ml (€11.90 / 100 ml)
From €5.95 *
Test tube 100 × 16 mm Ø Simple test tube with flanged rim. Very suitable to calibrate diverse electrodes buffer-economically
€0.50 *
Cleaning solution with thiourea - Diaphragm cleaner For the removal of silver sulfide deposits in the diaphragms of pH and redox electrodes
50 ml (€11.90 / 100 ml)
From €5.95 *
Pepsin based cleaning solution - Protein remover For the removal of deposits containing protein from pH and redox electrodes
50 ml (€11.90 / 100 ml)
From €5.95 *
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