pH Reference Buffers

Thermo Scientific™ Orion™ pH Buffer Bottles

Perform accurate, reproducible pH calibrations with color-coded Thermo Scientific™ Orion™ pH Buffer Bottles.

Fisherbrand™ Traceable™ ISO Guide 34 Color-Coded CRM pH Buffers (Certified Reference Material)

Performs accurate, reproducible pH calibrations with color-coded bottles. Fisherbrand™ Traceable, Color-Coded buffers are Certified Reference Material pH Buffers.Compatible with all makes of pH instruments and electrodes.

Thermo Scientific™ Orion™ Standard All-in-One™ pH Buffer Kit

Work with ease using this color-coded pH buffer kit that includes three buffers, storage solution and a storage bottle.

Reagecon™ Color Coded pH Buffer Solution Tested at 20°C

Use color coded pH buffers for ease of use. Reagecon™ Color Coded pH Buffer Solutions Tested at 20°C are certified and NIST traceable.

Reagecon™ Buffer Solution, pH 10.00, Blue, Mercury Free

Certified by an ISO 17025 accredited method and NIST traceable. Reagecon™ Buffer Solution, pH 10.00, Blue, Mercury Free is tested at 25°C to an accuracy level of ±0.01. This calibration and control buffer is specially formulated to ensure its stability, even after opening the bottle.

Mettler Toledo™ Technical pH Buffer Solutions

Provides a reliable all-around pH buffer. Mettler Toledo™ Technical pH Buffer Solution are specified to two decimal places and are traceable to NIST standards. Color-coded solution comes in a handy 250mL plastic bottle with no-fuss labels.

Thermo Scientific™ Orion™ pH Buffer Individual Use Pouches

Ensure fresh, ready to use standards for pH calibration with Thermo Scientific™ Orion™ pH Buffer Individual Use Pouches.

Reagecon™ Buffer Solution, pH 4.00, Red

Certified by an ISO 17025 accredited method and NIST traceable. Reagecon™ Buffer Solution, pH 4.00, Red is tested at 20°C to an accuracy of ±0.01. This calibration and control buffer is specially formulated to ensure its stability, is color coded and features a twin-neck bottle design.

Reagecon™ Buffer Solution, pH 10.00, Blue

Certified by an ISO 17025 accredited method and NIST traceable. Reagecon™ Buffer Solution, pH 10.00, Blue is tested at 20°C to an accuracy of ±0.01. This calibration and control buffer is specially formulated to ensure its stability, is color coded and features a twin-neck bottle design.

Fisherbrand™ Traceable™ One-Shot pH Buffer Standards (CRM)

Provides the most accurate pH standards available anywhere. Fisherbrand™ Traceableā„¢ One-Shot pH Buffer Standards (CRM) is 100% compatible with all makes and instruments.

pH 12.00 Buffer Solution at 25°C, Reagecon

Tested, certified, NIST traceable, and shelf-stable buffer solution.

pH 4.00 Color-Coded Buffer Solution at 25°C in Bag-in-Box, Reagecon

Easy-to-use, tested, certified, NIST traceable, and shelf-stable, color-coded buffer solution.

Thermo Scientific™ Orion™ ROSS™ All-in-One™ pH Buffer Kit

Maintain pH electrodes more effectively with Thermo Scientific™ Orion™ ROSS™ All-in-One™ pH Buffer Kits.

Reagecon™ Buffer Solution, pH 2.00, Mercury Free

Certified by an ISO 17025 accredited test method and NIST traceable. Reagecon™ Buffer Solution, pH 2.00, Mercury Free is tested at 25°C to an accuracy level of ±0.02. This calibration and control buffer is specially formulated to ensure its stability, even after opening the bottle.

Buffer solution pH 10.0 (20°C), Violet colored, borax / sodium hydroxide, Honeywell Fluka™

CAS: 1336-21-6 Molecular Formula: H5NO Molecular Weight (g/mol): 35.046 InChI Key: VHUUQVKOLVNVRT-UHFFFAOYSA-N PubChem CID: 14923 ChEBI: CHEBI:18219 IUPAC Name: azanium;hydroxide SMILES: [NH4+].[OH-]

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