pH & Water Quality Accessories

Extend the capabilities of your pH and water quality meters and supplies with these accessories. Find calibration solutions, buffers and probes for your colorimeters, hydrometers, turbidity and pH meters.


OAKTON WD-35640-57 RDO Replacement Probe for OAKTON DO 450 and pH/DO 450 Meters, 50'-

OAKTON WD-35640-57 RDO Replacement Probe for OAKTON DO 450 and pH/DO 450 Meters, 50'
Model: WD-35640-57

Sale Price $1919.90 USD
Regular Price $2630.00 USD
Availability 2 to 3 Weeks

Qty:

Sale Price $1919.90 USD
Regular Price $2630.00 USD
Availability 2 to 3 Weeks
Quantity

OAKTON WD-35640-58 RDO Probe Calibration Sleeve for OAKTON DO 450 and pH/DO 450 Meters-

OAKTON WD-35640-58 RDO Probe Calibration Sleeve for OAKTON DO 450 and pH/DO 450 Meters
Model: WD-35640-58

Sale Price $234.33 USD
Regular Price $321.00 USD
Availability 3 Days

Qty:

Sale Price $234.33 USD
Regular Price $321.00 USD
Availability 3 Days
Quantity

OAKTON WD-35640-59 Threaded Guard/Weight for RDO 450 Probes-

OAKTON WD-35640-59 Threaded Guard/Weight for RDO 450 Probes
Model: WD-35640-59

Sale Price $340.18 USD
Regular Price $466.00 USD
Availability 2 to 3 Weeks

Qty:

Sale Price $340.18 USD
Regular Price $466.00 USD
Availability 2 to 3 Weeks
Quantity

OAKTON WD-35640-70 Replacement Electrolyte Powder, 58.5g-

OAKTON WD-35640-70 Replacement Electrolyte Powder, 58.5g
Model: WD-35640-70

Sale Price $30.88 USD
Regular Price $42.30 USD
Availability 2 to 3 Weeks

Qty:

Sale Price $30.88 USD
Regular Price $42.30 USD
Availability 2 to 3 Weeks
Quantity

OAKTON WD-35640-71 Pre-Mixed Electrolyte Solution, 16.91 oz-

OAKTON WD-35640-71 Pre-Mixed Electrolyte Solution, 16.91 oz
Model: WD-35640-71

Sale Price $40.66 USD
Regular Price $55.70 USD
Availability 5 Days

Qty:

Sale Price $40.66 USD
Regular Price $55.70 USD
Availability 5 Days
Quantity

OAKTON WD-35640-72 Replacement Membrane Assembly for DO Meters-

OAKTON WD-35640-72 Replacement Membrane Assembly for DO Meters
Model: WD-35640-72

Sale Price $100.01 USD
Regular Price $137.00 USD
Availability 2 to 3 Weeks

Qty:

Sale Price $100.01 USD
Regular Price $137.00 USD
Availability 2 to 3 Weeks
Quantity

OAKTON WD-35640-74 Replacement HDPE Membranes for OAKTON DO 110, 300 and 600 Meters, 5-Pack-

OAKTON WD-35640-74 Replacement HDPE Membranes for OAKTON DO 110, 300 and 600 Meters, 5-Pack
Model: WD-35640-74

Sale Price $26.72 USD
Regular Price $36.60 USD
Availability 2 to 3 Weeks

Qty:

Sale Price $26.72 USD
Regular Price $36.60 USD
Availability 2 to 3 Weeks
Quantity

OAKTON WD-35640-75 Replacement HDPE Membranes for OAKTON DO 110, 300 and 600 Meters, 25-Pack-

OAKTON WD-35640-75 Replacement HDPE Membranes for OAKTON DO 110, 300 and 600 Meters, 25-Pack
Model: WD-35640-75

Sale Price $89.86 USD
Regular Price $123.10 USD
Availability 2 to 3 Weeks

Qty:

Sale Price $89.86 USD
Regular Price $123.10 USD
Availability 2 to 3 Weeks
Quantity

OAKTON WD-35640-80 Membrane Maintenance Kit for DO Meters-

OAKTON WD-35640-80 Membrane Maintenance Kit for DO Meters
Model: WD-35640-80

Sale Price $101.54 USD
Regular Price $139.10 USD
Availability 2 to 3 Weeks

Qty:

Sale Price $101.54 USD
Regular Price $139.10 USD
Availability 2 to 3 Weeks
Quantity

OAKTON WD-35642-50 Galvanic Dissolved Oxygen Probe for OAKTON DO Meters, 3'-

OAKTON WD-35642-50 Galvanic Dissolved Oxygen Probe for OAKTON DO Meters, 3'
Model: WD-35642-50

Sale Price $538.74 USD
Regular Price $738.00 USD
Availability 1 to 2 Weeks

Qty:

Sale Price $538.74 USD
Regular Price $738.00 USD
Availability 1 to 2 Weeks
Quantity

OAKTON WD-35642-52 Galvanic Dissolved Oxygen Probe for OAKTON DO Meters, 10'-

OAKTON WD-35642-52 Galvanic Dissolved Oxygen Probe for OAKTON DO Meters, 10'
Model: WD-35642-52

Sale Price $436.91 USD
Regular Price $598.50 USD
Availability 1 to 2 Weeks

Qty:

Sale Price $436.91 USD
Regular Price $598.50 USD
Availability 1 to 2 Weeks
Quantity

OAKTON WD-35642-54 Galvanic Dissolved Oxygen Probe for OAKTON DO Meters, 30'-

OAKTON WD-35642-54 Galvanic Dissolved Oxygen Probe for OAKTON DO Meters, 30'
Model: WD-35642-54

Sale Price $445.30 USD
Regular Price $610.00 USD
Availability 2 to 3 Weeks

Qty:

Sale Price $445.30 USD
Regular Price $610.00 USD
Availability 2 to 3 Weeks
Quantity

OAKTON WD-35643-12 DO 6+ Dissolved Oxygen Meter with Probe, 0 to 200%-

OAKTON WD-35643-12 DO 6+ Dissolved Oxygen Meter with Probe, 0 to 200%
Model: WD-35643-12

Sale Price $1024.92 USD
Regular Price $1404.00 USD
Availability 2 to 3 Weeks

Qty:

Sale Price $1024.92 USD
Regular Price $1404.00 USD
Availability 2 to 3 Weeks
Quantity

OAKTON WD-35645-68 Chlorine Dioxide Reagents, 100-Pack-

OAKTON WD-35645-68 Chlorine Dioxide Reagents, 100-Pack
Model: WD-35645-68

Sale Price $37.96 USD
Regular Price $52.00 USD
Availability 2 to 3 Weeks

Qty:

Sale Price $37.96 USD
Regular Price $52.00 USD
Availability 2 to 3 Weeks
Quantity

OAKTON WD-35650-09 Replacement Electrode Sensor for Waterproof ORPTestrs-

OAKTON WD-35650-09 Replacement Electrode Sensor for Waterproof ORPTestrs
Model: WD-35650-09

Sale Price $142.13 USD
Regular Price $194.70 USD
Availability 2 to 3 Weeks

Qty:

Sale Price $142.13 USD
Regular Price $194.70 USD
Availability 2 to 3 Weeks
Quantity

OAKTON WD-35653-04 pH Calibration Buffer Pouches, Assortment, Box of 20 Pouches-

OAKTON WD-35653-04 pH Calibration Buffer Pouches, Assortment, Box of 20 Pouches
Model: WD-35653-04

Sale Price $48.18 USD
Regular Price $66.00 USD
Availability 6 to 7 Weeks

Qty:

Sale Price $48.18 USD
Regular Price $66.00 USD
Availability 6 to 7 Weeks
Quantity

OAKTON WD-35653-09 Conductivity/TDS Calibration Pouches, 10 μS, 20-Pack-

OAKTON WD-35653-09 Conductivity/TDS Calibration Pouches, 10 μS, 20-Pack
Model: WD-35653-09

Sale Price $52.63 USD
Regular Price $72.10 USD
Availability 1 to 2 Weeks

Qty:

Sale Price $52.63 USD
Regular Price $72.10 USD
Availability 1 to 2 Weeks
Quantity

OAKTON WD-35653-10 Conductivity/TDS Calibration Pouches, 447 μS, 20-Pack-

OAKTON WD-35653-10 Conductivity/TDS Calibration Pouches, 447 μS, 20-Pack
Model: WD-35653-10

Sale Price $41.39 USD
Regular Price $56.70 USD
Availability 1 Week

Qty:

Sale Price $41.39 USD
Regular Price $56.70 USD
Availability 1 Week
Quantity

OAKTON WD-35653-11 Conductivity Calibration Pouches, 1413µS, Box of 20 Pouches-

OAKTON WD-35653-11 Conductivity Calibration Pouches, 1413µS, Box of 20 Pouches
Model: WD-35653-11

Sale Price $42.12 USD
Regular Price $57.70 USD
Availability 1 Week

Qty:

Sale Price $42.12 USD
Regular Price $57.70 USD
Availability 1 Week
Quantity

OAKTON WD-35653-13 Conductivity/TDS Calibration Pouches, 15,000 μS, 20-Pack-

OAKTON WD-35653-13 Conductivity/TDS Calibration Pouches, 15,000 μS, 20-Pack
Model: WD-35653-13

Sale Price $45.11 USD
Regular Price $61.80 USD
Availability 1 to 2 Weeks

Qty:

Sale Price $45.11 USD
Regular Price $61.80 USD
Availability 1 to 2 Weeks
Quantity

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