Probes and Electrodes

Mettler Toledo™ Thiourea Cleaning Solution

Removes silver sulfide contamination from pH electrodes. Mettler Toledo™ Thiourea Cleaning Solution helps maintain electrode performance and should be utilized after measurements and prior to recalibration. Treatment should be applied until discoloration.

Fisher Scientific Edge
Order by 2 p.m. for same-day shipping.
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Mettler Toledo™ Electrolytes for Reference Electrodes

GSA/VA Contract
Available on GSA/VA contract for Federal Government customers.
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For ion-selective measurement

Fisher Scientific Edge
Order by 2 p.m. for same-day shipping.
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Ammonium Chloride, 0.100 M (M/10), Fisherbrand

Ammonium chloride

Filling Solution: 4M KCl saturated with AgCl

For single-junction Ag/AgCl electrodes, Calcium Combination ISEs, inner chamber of many double-junction electrodes

Fisherbrand™ accumet™ Membrane Caps for Gas-Sensing Combination ISEs

Set of three replacement membrane caps with O-rings.

Fisherbrand™ accumet™ Electrode Reservoir - Mercury - Free

Reservoir, Electrode; Fisher Scientific accumet; Stores one electrode in appropriate soaking solution; Oval, polyethylene bottle; Leakproof seal; 1L x 2W x 3.75 in. H

Fisherbrand™ Filling Solutions for accumet™ ISE Electrodes, Fluoride

For use with accumet™ ISE Electrodes.

Fisherbrand™ accumet™ BOD Probe for accumet Benchtop Dissolved Oxygen Meters, Mercury-Free

Self-stirring BOD Probe for all current accumet benchtop meters with dissolved oxygen mode.

Fisherbrand™ Dissolved Oxygen Membrane Kit

For use with Fisherbrand™ accumet™ Benchtop Dissolved Oxygen Meters

accumet™ Electrode Storage Solution

GSA/VA Contract
Available on GSA/VA contract for Federal Government customers.
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Ammonia pH/ISA, 10 M Sodium Hydroxide, Fisherbrand

Ammonia pH/Ionic Strength Adjuster

Filling Solution: Saturated KCl, 29.8%

For calomel single-junction electrodes; outer chamber of Ag/AgCl double-junction electrodes; Fluoride, Sodium Combination ISEs, accupHast and accuTupH electrode outer chambers.

Electrode Storage Solution, Ricca Chemical

For storing glass and combination pH electrodes.

Mettler Toledo™ KCl 3M Electrode Filling Solution

GSA/VA Contract
Available on GSA/VA contract for Federal Government customers.
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Equipped with a special cap to facilitate easy filling of electrodes. Mettler Toledo™ KCl 3M Electrode Filling Solution is an electrolyte solution that enables optimum performance of pH and ion-selective electrodes. This bridge electrolyte contains no silver ions than can contaminate samples.

Thermo Scientific™ Orion™ ISE Filling Solutions

Enhance the performance and extend the life of your ion selective electrodes with these ISE filling solutions.