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Reagents, Buffers & Standards

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

4286
Traceable® pH 7.416 Standard Certified Reference Material (CRM), 16 oz bottle with a NIST Traceable® Calibration Certificate (each)
$17.34 $18.25

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4285
Traceable® pH 7.416 One-Shot™ Standard Certified Reference Material (CRM), 100 ml bottle with a NIST Traceable® Calibration Certificate (pack of 6)
$19.71 $20.75

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

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721250
Lovibond® pH Buffer Set 4.00/7.00/10.00 (25°C), Color Coded in Plastic 90ml Bottle
$28.82 $32.20

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

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

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

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

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WD-00654-12
Oakton pH 12.46 Calibration Buffer Solution, 500 mL Bottle (each)
$16.50

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

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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-00654-01
Oakton pH 1.68 Calibration Buffer Solution, 500 mL Bottle (each)
$16.50

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

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

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

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

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WD-35652-00
Oakton pH/mV Simulator, USA-NIST-custom mV output (each)
$363.20 $454.00

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WD-05942-24
Oakton pH 4.01 Calibration Buffer Solution, 4 Liter Bottle (each)
$51.00

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4890
Traceable® COLOR pH One-Shot™ Standard Certified Reference Material (CRM) Assortment, 100 ml bottle with a NIST Traceable® Calibration Certificate (pack of 6)
$20.43 $21.50

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4889
Traceable® COLOR pH 10.012 One-Shot™ Standard Certified Reference Material (CRM) 100 ml bottle with a NIST Traceable® Calibration Certificate (pack of 6)
$20.43 $21.50

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4888
Traceable® COLOR pH 7.000 One-Shot™ Standard Certified Reference Material (CRM), 100 ml bottle with a NIST Traceable® Calibration Certificate (pack of 6)
$20.43 $21.50

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