Back

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.

pH & ORP Buffers

65 Products

CPI-00654-04
Oakton Buffer Solution, pH 7.00; 500 mL
$17.23 $20.10

New

CPI-00654-00
Oakton Buffer Solution, pH 4.01; 500 mL
$17.23 $20.10

New

CPI-05942-10
Oakton Buffer Pack; 500 mL of each pH 4.01, 7.00, and 10.01
$36.22 $43.80

New

CPI-00654-08
Oakton Buffer Solution, pH 10.01; 500 mL
$17.23 $20.10

New

CPI-35653-04
Oakton pH Calibration Buffer Pouches, Assorted; 20/Pk
$58.55 $70.80

New

CPI-35653-02
Oakton pH Calibration Buffer Pouches, pH 7.00; 20/Pk
$58.55 $70.80

New

CPI-05942-44
Oakton Buffer Solution, pH 7.00; 1 gallon
$53.42 $64.60

New

CPI-35653-01
Oakton pH Calibration Buffer Pouches, pH 4.01; 20/Pk
$53.09 $64.20

New

CPI-05942-24
Oakton Buffer Solution, pH 4.01; 1 gallon
$53.42 $64.60

New

CPI-05942-15
Oakton pH Solutions Pack; pH 4.01/7.00/10.00, Storage/Cleaning, 500 mL each
$69.76 $84.35

New

CPI-00651-06
Oakton Traceable® pH Standard Buffer with Calibration, Red, pH 4; 500 mL
$26.48 $30.90

New

CPI-35653-03
Oakton pH Calibration Buffer Pouches, pH 10.00; 20/Pk
$58.55 $70.80

New

NTBUFPAK
Nova-Tech pH Calibration Buffer Solution Pack (4, 7, 10, and Storage), 500 mL Bottles (pack of 4)
$56.34 $61.44

New

NTBU5007-P
Nova-Tech pH 7.00 Calibration Buffer Solution, 500 mL Bottle (each)
$14.40 $15.43

New

NTBU5004-Q
Nova-Tech pH 4.00 Calibration Buffer Solution, 1 L Bottle (each)
$21.94 $23.52

New

NTBU5004-P
Nova-Tech pH 4.00 Calibration Buffer Solution, 500 mL Bottle (each)
$14.40 $15.43

New

CPI-00651-08
Oakton Traceable® pH Standard Buffer with Calibration, Yellow, pH 7; 500 mL
$26.48 $30.90

New

NTBU5007-Q
Nova-Tech pH 7.00 Calibration Buffer Solution, 1 L Bottle (each)
$21.94 $23.52

New

CPI-00651-02
Oakton Traceable® pH Standard Buffer with Calibration, Clear, pH 7; 500 mL
$26.40 $30.80

New

CPI-00651-00
Oakton Traceable® pH Standard Buffer with Calibration, Clear, pH 4; 500 mL
$26.40 $30.80

New

CPI-05942-64
Oakton Buffer Solution, pH 10.01; 1 gallon
$53.42 $64.60

New

CPI-05942-22
Oakton Buffer Solution, pH 4.01; 1000 mL
$28.02 $32.70

New

CPI-00651-04
Oakton Traceable® pH Standard Buffer with Calibration, Clear, pH 10; 500 mL
$26.40 $30.80

New

CPI-05942-42
Oakton Buffer Solution, pH 7.00; 1000 mL
$28.02 $32.70

New

Select up to 4 items to compare.
Select up to 4 items to compare.