You Searched For: pH Calibration Buffers

The pH buffers are essential for routine pH meter calibration to capture accurate pH range of acid or base. Ready-to-use prepared solutions eliminate the time, expense, and contamination risks of mixing buffers. pH buffers can be used to identify weak acid, conjugate base, strong acid, blood pH etc. With colored and colorless pH buffer options available, researchers can efficiently select the correct indicating solution for any test. Powder pillows and sachets permit laboratories to store the concentrated substances for longer time periods without being affected.

The pH buffers are essential for routine pH meter calibration to capture accurate pH range of acid or base. Ready-to-use prepared solutions eliminate the time, expense, and contamination risks of mixing buffers. pH buffers can be used to identify weak acid, conjugate base, strong acid, blood pH etc. With colored and colorless pH buffer options available, researchers can efficiently select the correct indicating solution for any test. Powder pillows and sachets permit laboratories to store the concentrated substances for longer time periods without being affected.


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Catalog Number: (EM1.07202.0105)
Supplier: MilliporeSigma
Description: Potassium Dihydrogen Phosphate/Di-Sodium Hydrogen Phosphate, Directly Traceable To Primary Srm From NIST/Ptb

Catalog Number: (EM1.06587.1000)
Supplier: MilliporeSigma
Description: Buffer stock solution 1/15 mol/l

Catalog Number: (EM1.07200.0105)
Supplier: MilliporeSigma
Description: Potassium Hydrogen Phthalate, Directly Traceable To Primary Srm From NIST/Ptb

Catalog Number: (EM1.07203.0105)
Supplier: MilliporeSigma
Description: Di-Sodium Tetraborate Decahydrate, Directly Traceable To Primary Srm From NIST/Ptb

Catalog Number: (EM1.07205.0105)
Supplier: MilliporeSigma
Description: Potassium Hydrogen Phosphate/Di-Sodium Hydrogen Phosphate, Directly Traceable To Primary Srm From NIST/Ptb

Supplier: MilliporeSigma
Description: Traceable to SRM from NIST and PTB.

Environmentally Preferable

Catalog Number: (EM1.99050.4000)
Supplier: MilliporeSigma
Description: Buffer solution (boric acid/potassium chloride/sodium hydroxide) colour coded: blue, traceable to NIST and PTB pH 10.00 (25°C) Certipur®.

SDS Environmentally Preferable


Supplier: Mettler Toledo
Description: NIST-traceable buffer for pH electrode calibration and verification.

Product available on GSA Advantage®

Supplier: Thermo Scientific
Description: Perform accurate and reproducible pH calibrations with Orion™ pH buffer bottles.
Supplier: Zymo Research

Supplier: Thermo Scientific
Description: This pH buffer kit has colour coded buffers, storage solution and storage bottles.

Supplier: THERMO FISHER SCIENTIFIC CHEMICALS
Description: Buffer solutions, ready to use

New Product

Supplier: Ricca Chemical
Description: Colorless pH buffer solutions are certified to ±0.01 pH at 25°C
Supplier: Thermo Scientific
Description: Ensure fresh, ready to use standards for pH calibration with Orion™ pH Buffer Individual Use Pouches
Supplier: Ricca Chemical
Description: Colorless buffers for pH calibration.
Supplier: THERMO FISHER SCIENTIFIC CHEMICALS
Description: Buffer solution pH 7, Phosphate buffer

New Product

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Stock for this item is limited, but may be available in a warehouse close to you. Please make sure that you are logged in to the site so that available stock can be displayed. If the call is still displayed and you need assistance, please call us at 1-800-932-5000.
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