pH & ORP Buffers

We offer many pH and ORP solutions including calibration kits, electrode reference fills, calibration solutions, pH solutions and pH buffer solutions.

48 Products

WD-00654-04
Oakton pH 7.00 Calibration Buffer Solution, 500 mL Bottle (each)
$15.00

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WD-35653-02
Oakton pH 7.00 buffer pouches, 20ml pouch (box of 20)
$42.25

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WD-35653-01
Oakton pH 4.01 buffer pouches, 20ml pouch (box of 20)
$39.25

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4882
TraceableĀ® COLOR pH 10.012 Standard Certified Reference Material (CRM), 16 oz bottle with a NIST TraceableĀ® Calibration Certificate (each)
$18.05 $19.00

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4881
TraceableĀ® COLOR pH 7.000 Standard Certified Reference Material (CRM), 16 oz bottle with a NIST TraceableĀ® Calibration Certificate (each)
$18.05 $19.00

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4880
TraceableĀ® COLOR pH 4.005 Standard Certified Reference Material (CRM), 16 oz bottle with a NIST TraceableĀ® Calibration Certificate (each)
$18.05 $19.00

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WD-00654-00
Oakton pH 4.01 Calibration Buffer Solution, 500 mL Bottle (each)
$15.00

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WD-00654-08
Oakton pH 10.01 Calibration Buffer Solution, 500 mL Bottle (each)
$15.00

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WD-35653-03
Oakton pH 10.00 buffer pouches, 20ml pouch (box of 20)
$42.25

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4289
TraceableĀ® pH 10.012 One-Shotā„¢ Standard Certified Reference Material (CRM), 100 ml bottle with a NIST TraceableĀ® Calibration Certificate (pack of 6)
$19.71 $20.75

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4288
TraceableĀ® pH 7.000 One-Shotā„¢ Standard Certified Reference Material (CRM), 100 ml bottle with a NIST TraceableĀ® Calibration Certificate (pack of 6)
$19.71 $20.75

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WD-05942-10
Oakton pH Calibration Buffer Pack, 4.01, 7.00, and 10.00 pH buffers, 500 mL each (pack of 3)
$34.50

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4282
TraceableĀ® pH 10.012 Standard Certified Reference Material (CRM), 16 oz bottle with a NIST TraceableĀ® Calibration Certificate (each)
$17.34 $18.25

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4281
TraceableĀ® pH 7.000 Standard Certified Reference Material (CRM), 16 oz bottle with a NIST TraceableĀ® Calibration Certificate (each)
$17.34 $18.25

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4280
TraceableĀ® pH 4.005 Standard Certified Reference Material (CRM), 16 oz bottle with a NIST TraceableĀ® Calibration Certificate (each)
$17.34 $18.25

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4287
TraceableĀ® pH 4.005 One-Shotā„¢ Standard Certified Reference Material (CRM), 100 ml bottle with a NIST TraceableĀ® Calibration Certificate (pack of 6)
$19.71 $20.75

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WD-05942-42
Oakton pH 7.00 Calibration Buffer Solution, 1 L Bottle (each)
$25.00

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WD-05942-22
Oakton pH 4.01 Calibration Buffer Solution, 1 L Bottle (each)
$25.00

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WD-05942-62
Oakton pH 10.01 Calibration Buffer Solution, 1 L Bottle (each)
$25.00

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WD-00654-03
Oakton pH 6.86 Calibration Buffer Solution, 500 mL Bottle (each)
$16.50

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4290
TraceableĀ® pH 4.005, 7.000, 10.012 One-Shotā„¢ Standard Certified Reference Material (CRM) Assortment Pack, 100 ml bottles with a NIST TraceableĀ® Calibration Certificate (pack of 6)
$19.71 $20.75

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WD-35653-04
Oakton pH Calibration Buffer Pouches, assortment, 20ml pouch (box of 20)
$46.50

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WD-05942-64
Oakton pH 10.00 Calibration Buffer Solution, 4 Liter Bottle (each)
$51.00

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WD-05942-44
Oakton pH 7.00 Calibration Buffer Solution, 4 Liter Bottle (each)
$51.00

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