pH Reference Buffers

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

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.

Technical pH Buffer Solutions, METTLER TOLEDO™

Technical pH Buffer Solutions, METTLER TOLEDO™

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 Bottles

Thermo Scientific™ Orion™ pH Buffer Bottles

Perform accurate, reproducible pH calibrations with these color-coded buffer bottles.

Laboratory Buffer Solution, pH 10.01, Reagecon™

Laboratory Buffer Solution, pH 10.01, Reagecon™

Designed for use in laboratory pH measurement. Reagecon™ Laboratory Buffer Solution, pH 10.01 is tested at 20°C to an accuracy level of ±0.02. This calibration and control buffer is specially formulated to ensure its stability and is supplied with a detailed Certificate of Analysis.

Standard Buffer Solutions, WTW™

Standard Buffer Solutions, WTW™

As a standard buffering solution, this buffer pH 9.180 (PL 7) is available in a 250 ml bottle.

Standard Buffer Solution pH 6.87, WTW™

Standard Buffer Solution pH 6.87, WTW™

As standard buffering solutions, the buffers pH 6.865 and PL 7 are available in 250 ml bottles with a high accuracy to ± 0.02 pH

Standard Buffer Solution pH 4.01, WTW™

Standard Buffer Solution pH 4.01, WTW™

With a high accuracy: ±0.02 pH, this standard buffering solution is traceably certified to PTB/NIST and therefore safe for use.

Thermo Scientific™ Orion™ Pure Water™ pH Buffers and pHISA™ Adjustor

Thermo Scientific™ Orion™ Pure Water™ pH Buffers and pHISA™ Adjustor

Sample well, rain, distilled/deionized, boiler feed and process waters with this adjustor.

Standard Buffer Solutions pH 1.68, WTW™

Standard Buffer Solutions pH 1.68, WTW™

With a high accuracy: ±0.02 pH, these standard buffering solutions by WTW are traceably certified to PTB/NIST and therefore safe for use.

Redox Buffer, 220mV, Reagecon™

Redox Buffer, 220mV, Reagecon™

Used for testing, calibration and verification of redox/ORP sensors. Redox Buffer, 220mV, Reagecon™ is a ready to use solution of iron salts, including potassium ferrocyanide and tripotassium hexacyanoferrate, for use with reactions with a redox potential of 220mV.

Succinate, 0.2M buffer soln., pH 6.5, Thermo Scientific™

Succinate, 0.2M buffer soln., pH 6.5, Thermo Scientific™

CAS: 150-90-3 Molecular Formula: C4H4Na2O4 Molecular Weight (g/mol): 162.052 MDL Number: MFCD00002789 InChI Key: ZDQYSKICYIVCPN-UHFFFAOYSA-L PubChem CID: 9020 ChEBI: CHEBI:63675 IUPAC Name: disodium;butanedioate SMILES: C(CC(=O)[O-])C(=O)[O-].[Na+].[Na+]

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

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.

Thermo Scientific™ Orion™ pH Buffer Cubitainers™

Thermo Scientific™ Orion™ pH Buffer Cubitainers™

Hold 5 gallons (19L) of pH buffer in color-coded Thermo Scientific™ Orion™ pH Buffer Cubitainers™ with easy-pour spigot.

Succinate, 0.2M buffer soln., pH 4.5, Thermo Scientific™

Succinate, 0.2M buffer soln., pH 4.5, Thermo Scientific™

CAS: 150-90-3 Molecular Formula: C4H4Na2O4 Molecular Weight (g/mol): 162.052 MDL Number: MFCD00002789 InChI Key: ZDQYSKICYIVCPN-UHFFFAOYSA-L PubChem CID: 9020 ChEBI: CHEBI:63675 IUPAC Name: disodium;butanedioate SMILES: C(CC(=O)[O-])C(=O)[O-].[Na+].[Na+]

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