pH Paper and 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.

Laboratory Buffer Solution, pH 4.01, Red, Reagecon™

Laboratory Buffer Solution, pH 4.01, Red, Reagecon™

Designed for use in laboratory pH measurement. Reagecon™ Laboratory Buffer Solution, pH 4.01, Red 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.

Thermo Scientific™ Orion™ pH Buffer Individual Use Pouches

Thermo Scientific™ Orion™ pH Buffer Individual Use Pouches

Ensure fresh, ready-to-use standards for pH calibration with these pH Buffer individual use pouches.

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.

Laboratory Buffer Solution, pH 7.00, Green, Reagecon™

Laboratory Buffer Solution, pH 7.00, Green, Reagecon™

Designed for use in laboratory pH measurement. Reagecon™ Laboratory Buffer Solution, pH 7.00, Green 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.

Laboratory Buffer Solution, pH 9.21, Blue, Reagecon™

Laboratory Buffer Solution, pH 9.21, Blue, Reagecon™

Designed for use in laboratory pH measurement. Reagecon™ Laboratory Buffer Solution, pH 9.21, Blue 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.

pH 4.01 Technical Color-Coded Buffer Solution at 25°C, Reagecon

pH 4.01 Technical Color-Coded Buffer Solution at 25°C, Reagecon

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

Cytiva Whatman™ pH Indicators

Cytiva Whatman™ pH Indicators

Provides rapid determination of pH values. Whatman™ pH Indicators are impregnated with a mixture of several indicators that change color when they come in contact with a particular sample solution.

pH 4.00 Phthalate-Free Buffer Solution at 20°C, Reagecon

pH 4.00 Phthalate-Free Buffer Solution at 20°C, Reagecon

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

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.

pH 9.00 Buffer Solution at 25°C, Reagecon

pH 9.00 Buffer Solution at 25°C, Reagecon

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

pH 7.00 Buffer Solution at 25°C, Reagecon

pH 7.00 Buffer Solution at 25°C, Reagecon

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

Maleate, 0.2M buffer soln., pH 5.5, Thermo Scientific™

Maleate, 0.2M buffer soln., pH 5.5, Thermo Scientific™

CAS: 3105-55-3 Molecular Formula: C4H2NaO4 Molecular Weight (g/mol): 137.05 MDL Number: MFCD00070246 InChI Key: VRVKOZSIJXBAJG-ODZAUARKSA-L PubChem CID: 91658932 IUPAC Name: sodium;(Z)-4-hydroxy-4-oxobut-2-enoate;trihydrate SMILES: [Na+].[O-]C(=O)\C=C/C([O-])=O

Thermo Scientific™ Borate, 0.5M buffer soln., pH 8.0

Thermo Scientific™ Borate, 0.5M buffer soln., pH 8.0

CAS: 1330-43-4 MDL Number: MFCD00163147

Succinate, 0.2M buffer soln., pH 6.0, Thermo Scientific™

Succinate, 0.2M buffer soln., pH 6.0, 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.

Lovibond™ PD250 Reagent Dispenser Refill: DPD Free Chlorine

Lovibond™ PD250 Reagent Dispenser Refill: DPD Free Chlorine

For use SC450 Chlorine and pH colorimeter, MC500 colorimeter and SP600 spectrophotometer

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