pH & ORP Buffers

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

57 Products

4280
Traceable® pH 4.005 Standard Certified Reference Material (CRM), 16 oz bottle with a NIST Traceable® Calibration Certificate (each)
$21.85 $23.00

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4281
Traceable® pH 7.000 Standard Certified Reference Material (CRM), 16 oz bottle with a NIST Traceable® Calibration Certificate (each)
$21.85 $23.00

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4282
Traceable® pH 10.012 Standard Certified Reference Material (CRM), 16 oz bottle with a NIST Traceable® Calibration Certificate (each)
$21.85 $23.00

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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)
$19.95 $21.00

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4286
Traceable® pH 7.416 Standard Certified Reference Material (CRM), 16 oz bottle with a NIST Traceable® Calibration Certificate (each)
$21.85 $23.00

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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)
$19.95 $21.00

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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)
$19.95 $21.00

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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)
$19.95 $21.00

New

4290
Traceable® pH 4.005, 7.000, 10.012 One-Shot™ Standard Certified Reference Material (CRM) Assortment Pack, 100 ml bottles with a NIST Traceable® Calibration Certificate (pack of 6)
$19.95 $21.00

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4880
Traceable® COLOR pH 4.005 Standard Certified Reference Material (CRM), 16 oz bottle with a NIST Traceable® Calibration Certificate (each)
$21.85 $23.00

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4881
Traceable® COLOR pH 7.000 Standard Certified Reference Material (CRM), 16 oz bottle with a NIST Traceable® Calibration Certificate (each)
$21.85 $23.00

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4882
Traceable® COLOR pH 10.012 Standard Certified Reference Material (CRM), 16 oz bottle with a NIST Traceable® Calibration Certificate (each)
$21.85 $23.00

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4887
Traceable® COLOR pH 4.005 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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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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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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721247
pH Buffer Solution 4.00 (25°C), NIST Traceable, Red, 90 ml
$13.10

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721248
pH Buffer Solution 7.00 (25°C), NIST Traceable, Yellow, 90 ml
$13.10

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721249
pH Buffer Solution 10.00 (25°C), NIST Traceable, Blue, 90 ml
$13.10

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721250
pH Buffer Solution Set 4.00, 7.00, 10.00 (25°C), NIST Traceable, 90 ml
$28.82 $32.20

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721252
pH Buffer Solution 4.00 (25°C), NIST Traceable, Red, 1 Liter
$26.30

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721254
pH Buffer Solution 7.00 (25°C), NIST Traceable, Yellow, 1 Liter
$20.60

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721256
pH Buffer Solution 10.00 (25°C), NIST Traceable, Blue, 1 Liter
$19.90

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726116
pH Buffer Solution 4.00 (25°C), NIST Traceable, Red, 500 ml
$11.95

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Select up to 4 items to compare.