Electrodes

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Pair your turbidity meter, salinity meter and other types of water testers with a compatible electrode you can use in the laboratory or in the field. Explore pH electrodes that can easily fit inside a test tube, ORP electrodes with generous cable lengths, waterproof electrodes that can take multiple readings at once and more.

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Conductivity Electrodes

Dissolved Oxygen Electrodes

ORP Electrodes

pH Electrodes

TDS Electrodes

Conductivity Electrodes

Dissolved Oxygen Electrodes

ORP Electrodes

pH Electrodes

TDS Electrodes

Showing 81 to 100 of 114 products

LaMotte 1904 pH Electrode, Gel-Filled Accessory for 5-1936-01
Model: 1904

Sale Price	$145.53 USD
Regular Price	$154.00 USD
Availability	1 in Stock

Qty:

Sale Price	$145.53 USD
Regular Price	$154.00 USD
Availability	1 in Stock
Quantity

Ohaus STSURF Starter Series pH Electrode, 2.00 to 12 pH
Model: STSURF | Order No: 83033969

Sale Price	$152.00 USD
Regular Price	$178.00 USD
Availability	2 to 3 Weeks

Qty:

Sale Price	$152.00 USD
Regular Price	$178.00 USD
Availability	2 to 3 Weeks
Quantity

OAKTON 35419-33 CON 550 Replacement Conductivity Cell, K= 10.0
Model: 35419-33 | Order No: WD-35419-33

Sale Price	$119.85 USD
Regular Price	$150.75 USD
Availability	3 Days

Qty:

Sale Price	$119.85 USD
Regular Price	$150.75 USD
Availability	3 Days
Quantity

OAKTON WD-35808-71 All-in-One Waterproof pH Electrode, Single Junction, Epoxy Body, Sealed
Model: WD-35808-71

Sale Price	$116.07 USD
Regular Price	$146.00 USD
Availability	2 in Stock

Qty:

Sale Price	$116.07 USD
Regular Price	$146.00 USD
Availability	2 in Stock
Quantity

OAKTON 35419-32 CON 550 Replacement Conductivity Cell, K= 1.0
Model: 35419-32 | Order No: WD-35419-32

Sale Price	$111.30 USD
Regular Price	$140.00 USD
Availability	8 to 9 Weeks

Qty:

Sale Price	$111.30 USD
Regular Price	$140.00 USD
Availability	8 to 9 Weeks
Quantity

Ohaus ST230 Starter Series pH Electrode, 0.00 to 14 pH
Model: ST230 | Order No: 83033968

Sale Price	$137.00 USD
Regular Price	$161.00 USD
Availability	1 Week

Qty:

Sale Price	$137.00 USD
Regular Price	$161.00 USD
Availability	1 Week
Quantity

OAKTON WD-35805-19 Flat-Surface Epoxy-Body Standard Single-Junction pH Electrode, 3' Cable
Model: WD-35805-19

Sale Price	$101.76 USD
Regular Price	$128.00 USD
Availability	2 to 3 Weeks

Qty:

Sale Price	$101.76 USD
Regular Price	$128.00 USD
Availability	2 to 3 Weeks
Quantity

TPI 397 Accurate Pen-Style pH Tester, 0.1 to 14 pH
Model: 397

Sale Price	$106.83 USD
Regular Price	$124.95 USD
Availability	1 to 2 Weeks2 to 3 Weeks

Qty:

Sale Price	$106.83 USD
Regular Price	$124.95 USD
Availability	1 to 2 Weeks2 to 3 Weeks
Quantity

OAKTON WD-35801-71 All-in-1 Single-Junction pH Electrode for pH Meters
Model: WD-35801-71

Sale Price	$98.58 USD
Regular Price	$124.00 USD
Availability	3 to 4 Weeks

Qty:

Sale Price	$98.58 USD
Regular Price	$124.00 USD
Availability	3 to 4 Weeks
Quantity

OAKTON WD-35811-71 Acorn All-in-One pH Electrode, Single Junction, Epoxy Body, Sealed
Model: WD-35811-71

Sale Price	$98.58 USD
Regular Price	$124.00 USD
Availability	7 in Stock

Qty:

Sale Price	$98.58 USD
Regular Price	$124.00 USD
Availability	7 in Stock
Quantity

OAKTON WD-59001-70 General Purpose, Double Junction, Plastic Body, Gel Filled pH Combination Electrode
Model: WD-59001-70

Sale Price	$95.40 USD
Regular Price	$120.00 USD
Availability	4 to 5 Weeks

Qty:

Sale Price	$95.40 USD
Regular Price	$120.00 USD
Availability	4 to 5 Weeks
Quantity

REED R3525-ELECTRODE pH Electrode with Temperature, 39" (1m) Cable
Model: R3525-ELECTRODE

Your Price	$119.00 USD
Availability	41 in Stock

Qty:

Your Price	$119.00 USD
Availability	41 in Stock
Quantity

Extech 601100 Flat Surface Electrode, 15 x 106mm
Model: 601100

Sale Price	$105.92 USD
Regular Price	$117.69 USD
Availability	1 Week

Qty:

Sale Price	$105.92 USD
Regular Price	$117.69 USD
Availability	1 Week
Quantity

OAKTON WD-35624-38 Replacement pH Sensor for Testr 3, 3+, 10, 20, and 30, DJ
Model: WD-35624-38

Sale Price	$91.03 USD
Regular Price	$114.50 USD
Availability	2 Days

Qty:

Sale Price	$91.03 USD
Regular Price	$114.50 USD
Availability	2 Days
Quantity

OAKTON WD-35805-13 ORP Electrode, REDOX Readings
Model: WD-35805-13

Sale Price	$89.04 USD
Regular Price	$112.00 USD
Availability	2 to 3 Weeks

Qty:

Sale Price	$89.04 USD
Regular Price	$112.00 USD
Availability	2 to 3 Weeks
Quantity

OAKTON WD-35805-00 Double-Junction Epoxy pH Electrode, 3' Cable
Model: WD-35805-00

Sale Price	$86.66 USD
Regular Price	$109.00 USD
Availability	1 Week

Qty:

Sale Price	$86.66 USD
Regular Price	$109.00 USD
Availability	1 Week
Quantity

REED R3525-ELECTRODE2 ORP Electrode, 39" (1m) Cable
Model: R3525-ELECTRODE2

Your Price	$109.00 USD
Availability	50 in Stock

Qty:

Your Price	$109.00 USD
Availability	50 in Stock
Quantity

OAKTON WD-35804-08 Epoxy-Body Direct-Connect Double-Junction pH Electrode, 0.47" Diameter
Model: WD-35804-08

Sale Price	$84.27 USD
Regular Price	$106.00 USD
Availability	2 to 3 Weeks

Qty:

Sale Price	$84.27 USD
Regular Price	$106.00 USD
Availability	2 to 3 Weeks
Quantity

OAKTON WD-35805-06 Epoxy-Body Double-Junction Wide-Range pH Electrode
Model: WD-35805-06

Sale Price	$83.48 USD
Regular Price	$105.00 USD
Availability	3 to 4 Weeks

Qty:

Sale Price	$83.48 USD
Regular Price	$105.00 USD
Availability	3 to 4 Weeks
Quantity

OAKTON WD-35805-01 pH Electrode, Double Junction, Epoxy Body, Sealed
Model: WD-35805-01

Sale Price	$83.48 USD
Regular Price	$105.00 USD
Availability	2 Days

Qty:

Sale Price	$83.48 USD
Regular Price	$105.00 USD
Availability	2 Days
Quantity

Showing 81 to 100 of 114 products

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Electrodes

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LaMotte 1904 pH Electrode, Gel-Filled Accessory for 5-1936-01 Model: 1904

Qty:

Ohaus STSURF Starter Series pH Electrode, 2.00 to 12 pH Model: STSURF | Order No: 83033969

Qty:

OAKTON 35419-33 CON 550 Replacement Conductivity Cell, K= 10.0 Model: 35419-33 | Order No: WD-35419-33

Qty:

OAKTON WD-35808-71 All-in-One Waterproof pH Electrode, Single Junction, Epoxy Body, Sealed Model: WD-35808-71

Qty:

OAKTON 35419-32 CON 550 Replacement Conductivity Cell, K= 1.0 Model: 35419-32 | Order No: WD-35419-32

Qty:

Ohaus ST230 Starter Series pH Electrode, 0.00 to 14 pH Model: ST230 | Order No: 83033968

Qty:

OAKTON WD-35805-19 Flat-Surface Epoxy-Body Standard Single-Junction pH Electrode, 3' Cable Model: WD-35805-19

Qty:

TPI 397 Accurate Pen-Style pH Tester, 0.1 to 14 pH Model: 397

Qty:

OAKTON WD-35801-71 All-in-1 Single-Junction pH Electrode for pH Meters Model: WD-35801-71

Qty:

OAKTON WD-35811-71 Acorn All-in-One pH Electrode, Single Junction, Epoxy Body, Sealed Model: WD-35811-71

Qty:

OAKTON WD-59001-70 General Purpose, Double Junction, Plastic Body, Gel Filled pH Combination Electrode Model: WD-59001-70

Qty:

REED R3525-ELECTRODE pH Electrode with Temperature, 39" (1m) Cable Model: R3525-ELECTRODE

Qty:

Extech 601100 Flat Surface Electrode, 15 x 106mm Model: 601100

Qty:

OAKTON WD-35624-38 Replacement pH Sensor for Testr 3, 3+, 10, 20, and 30, DJ Model: WD-35624-38

Qty:

OAKTON WD-35805-13 ORP Electrode, REDOX Readings Model: WD-35805-13

Qty:

OAKTON WD-35805-00 Double-Junction Epoxy pH Electrode, 3' Cable Model: WD-35805-00

Qty:

REED R3525-ELECTRODE2 ORP Electrode, 39" (1m) Cable Model: R3525-ELECTRODE2

Qty:

OAKTON WD-35804-08 Epoxy-Body Direct-Connect Double-Junction pH Electrode, 0.47" Diameter Model: WD-35804-08

Qty:

OAKTON WD-35805-06 Epoxy-Body Double-Junction Wide-Range pH Electrode Model: WD-35805-06

Qty:

OAKTON WD-35805-01 pH Electrode, Double Junction, Epoxy Body, Sealed Model: WD-35805-01

Qty:

LaMotte 1904 pH Electrode, Gel-Filled Accessory for 5-1936-01
Model: 1904

Ohaus STSURF Starter Series pH Electrode, 2.00 to 12 pH
Model: STSURF | Order No: 83033969

OAKTON 35419-33 CON 550 Replacement Conductivity Cell, K= 10.0
Model: 35419-33 | Order No: WD-35419-33

OAKTON WD-35808-71 All-in-One Waterproof pH Electrode, Single Junction, Epoxy Body, Sealed
Model: WD-35808-71

OAKTON 35419-32 CON 550 Replacement Conductivity Cell, K= 1.0
Model: 35419-32 | Order No: WD-35419-32

Ohaus ST230 Starter Series pH Electrode, 0.00 to 14 pH
Model: ST230 | Order No: 83033968

OAKTON WD-35805-19 Flat-Surface Epoxy-Body Standard Single-Junction pH Electrode, 3' Cable
Model: WD-35805-19

TPI 397 Accurate Pen-Style pH Tester, 0.1 to 14 pH
Model: 397

OAKTON WD-35801-71 All-in-1 Single-Junction pH Electrode for pH Meters
Model: WD-35801-71

OAKTON WD-35811-71 Acorn All-in-One pH Electrode, Single Junction, Epoxy Body, Sealed
Model: WD-35811-71

OAKTON WD-59001-70 General Purpose, Double Junction, Plastic Body, Gel Filled pH Combination Electrode
Model: WD-59001-70

REED R3525-ELECTRODE pH Electrode with Temperature, 39" (1m) Cable
Model: R3525-ELECTRODE

Extech 601100 Flat Surface Electrode, 15 x 106mm
Model: 601100

OAKTON WD-35624-38 Replacement pH Sensor for Testr 3, 3+, 10, 20, and 30, DJ
Model: WD-35624-38

OAKTON WD-35805-13 ORP Electrode, REDOX Readings
Model: WD-35805-13

OAKTON WD-35805-00 Double-Junction Epoxy pH Electrode, 3' Cable
Model: WD-35805-00

REED R3525-ELECTRODE2 ORP Electrode, 39" (1m) Cable
Model: R3525-ELECTRODE2

OAKTON WD-35804-08 Epoxy-Body Direct-Connect Double-Junction pH Electrode, 0.47" Diameter
Model: WD-35804-08

OAKTON WD-35805-06 Epoxy-Body Double-Junction Wide-Range pH Electrode
Model: WD-35805-06

OAKTON WD-35805-01 pH Electrode, Double Junction, Epoxy Body, Sealed
Model: WD-35805-01