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Products :: Buffers :: pH Calibration :: pH Reference Buffers

pH made Easy. Everything you need and want in a pH Buffer. NIST Traceability. Consistent, reliable performance. The tightest specification (+/- 0.01 pH unit) on all buffers. Long Expiration dates. Temperature conversion charts for all Buffers up to pH 11. Multiple sizes to fit your usage and budget constraints. All combined in one of the most comprehensive pH Buffer line available.

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Products In This Category

Product Description
R1480000 ( 1480 ) Buffer Assortment Pack - pH 4, 7, and 10
R1485000 ( 1485 ) Buffer, Reference Standard, pH 0.50 ± 0.01 at 25°C
R1488000 ( 1488 ) Buffer, Reference Standard, pH 0.95 ± 0.01 at 25°C
R1489000 ( 1489 ) Buffer, Reference Standard, pH 1.00 ± 0.01 at 25°C
R148900B ( Biorad 1489 ) Buffer, pH 1.00 for BioRad
R1489200 ( R1489200 ) Buffer, pH 1.00, USP Reagent
R1490000 ( 1490 ) Buffer, Reference Standard, pH 1.07 ± 0.01 at 25°C
R1490110 ( R1490110 ) Buffer, Reference Standard, pH 1.09 ± 0.01 at 25°C
R1491000 ( R1491000 ) Buffer, Reference Standard, pH 1.20 ± 0.01 at 25°C
R1492000 ( 1492 ) Buffer, Reference Standard, pH 1.68 ± 0.01 at 25°C
R1493000 ( 1493 ) Buffer, Reference Standard, pH 2.00 ± 0.01 at 25°C
R14935R0 ( 1493-5R ) Buffer, Reference Standard, pH 2.00 ± 0.01 at 25°C (Color Coded Red)
R1493800 ( 1493.8 ) Buffer, Reference Standard, pH 2.50 ± 0.01 at 25°C
R1494000 ( 1494 ) Buffer, Reference Standard, pH 2.60 ± 0.01 at 25°C
R1494200 ( R1494200 ) Buffer, Reference Standard, pH 2.70 ± 0.01 at 25°C
R1495000 ( 1495 ) Buffer, Reference Standard, pH 3.00 ± 0.01 at 25°C
R1495100 ( R1495100 ) Buffer, Reference Standard, pH 3.00 ± 0.01 at 25°C, 0.1 Molar KHP
R1495780 ( 1495.78 ) Buffer, Reference Standard, pH 3.78 ± 0.01 at 25°C
R1498000 ( 1498 ) Buffer, Reference Standard, pH 3.56 ± 0.01 at 25°C
R1498360 ( R1498360 ) Buffer, Reference Standard, pH 3.60 ± 0.01 at 25 °C
R1498500 ( R1498500 ) Buffer, Reference Standard, pH 3.63 ± 0.01 at 25°C
R1500000 ( 1500 ) Buffer, Reference Standard, pH 4.00 ± 0.01 at 25°C
R1500020 ( R1500020 ) Buffer, Reference Standard, pH 4.00 ± 0.01 at 25°C, without preservative
R1500800 ( 1500.8 ) Buffer, Reference Standard, pH 4.008 ± 0.010 at 25°C
R1500900 ( 1500.9 ) Buffer, Reference Standard, pH 4.008, with Thymol Preservative
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