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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.

67 Products

CPI-00655-32
Oakton Traceable® One-Shot™ Buffer Solution, Clear, pH 7.000; 6 x 100 mL Vials
$22.33 $23.50

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CPI-00651-02
Oakton Traceable® pH Standard Buffer with Calibration, Clear, pH 7; 500 mL
$24.70 $26.00

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CPI-00651-00
Oakton Traceable® pH Standard Buffer with Calibration, Clear, pH 4; 500 mL
$24.70 $26.00

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NTEC9500-P
Nova-Tech pH & ORP Electrode Cleaner Solution, 500 mL Bottle (each)
$16.19 $17.04

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NTBUFPAK
Nova-Tech pH Calibration Buffer Solution Pack (4, 7, 10, and Storage), 500 mL Bottles (pack of 4)
$51.22 $56.91

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NTBU5004-Q
Nova-Tech pH 4.00 Calibration Buffer Solution, 1 L Bottle (each)
$20.70 $21.79

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CPI-35652-00
Oakton pH/mV Simulator, USA-NIST-Custom mV Output
$610.85 $643.00

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CPI-98767-80
Oakton Traceable® One-Shot™ Buffer Solution Kit, Colored, pH 4.005, 7.000, and 10.012; 6 x 100 mL Vials
$23.28 $24.50

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CPI-98767-79
Oakton Traceable® One-Shot™ Buffer Solution, Blue, pH 10.012; 6 x 100 mL Vials
$23.28 $24.50

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CPI-98767-78
Oakton Traceable® One-Shot™ Buffer Solution, Yellow, pH 7.000; 6 x 100 mL Vials
$23.28 $24.50

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CPI-98767-77
Oakton Traceable® One-Shot™ Buffer Solution, Red, pH 4.005; 6 x 100 mL Vials
$23.28 $24.50

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CPI-98767-73
Oakton Traceable® One-Shot™ Buffer Solution Kit, Clear, pH 4.005, 7.000, and 10.012; 6 x 100 mL Vials
$22.33 $23.50

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CPI-00655-34
Oakton Traceable® One-Shot™ Buffer Solution, Clear, pH 10.012; 6 x 100 mL Vials
$22.33 $23.50

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CPI-00651-04
Oakton Traceable® pH Standard Buffer with Calibration, Clear, pH 10; 500 mL
$24.70 $26.00

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NTBU5007-Q
Nova-Tech pH 7.00 Calibration Buffer Solution, 1 L Bottle (each)
$20.70 $21.79

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CPI-05942-69
Oakton High-Accuracy Buffer Solution, pH 10.000; 500 mL
$38.06 $43.50

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CPI-05942-65
Oakton Buffer Solution, pH 10.01; 4 x 1 gal. Bottles/Cs
$161.50 $190.00

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CPI-05942-49
Oakton High-Accuracy Buffer Solution, pH 7.000; 500 mL
$38.06 $43.50

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CPI-05942-45
Oakton Buffer Solution, pH 7.00; 4 x 1 gal. Bottles/Cs
$161.50 $190.00

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CPI-05942-29
Oakton High-Accuracy Buffer Solution, pH 4.000; 500 mL
$38.06 $43.50

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CPI-05942-25
Oakton Buffer Solution, pH 4.01; 4 x 1 gal. Bottles/Cs
$161.50 $190.00

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CPI-00654-07
Oakton Buffer Solution, pH 9.18; 500 mL
$17.10 $18.00

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LOV-721254
pH Buffer Solution 7.00 (25°C), NIST Traceable, Yellow, 1 Liter
$19.10 $20.10

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CPI-00651-10
Oakton Traceable® pH Standard Buffer with Calibration, Blue, pH 10; 500 mL
$24.70 $26.00

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Select up to 4 items to compare.