pH Paper and Buffers

Thermo Scientific™ Orion™ pH Buffer Bottles

Thermo Scientific™ Orion™ pH Buffer Bottles

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

pH 3.776 DIN 19266 Buffer Solution at 25°C, Reagecon

pH 3.776 DIN 19266 Buffer Solution at 25°C, Reagecon

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

Cytiva Whatman™ pH Indicators Integral Comparison Strips

Cytiva Whatman™ pH Indicators Integral Comparison Strips

Used for rapid determination of pH values

Alfa Aesar™ Glycylglycine, 0.2M buffer soln., pH 8.5

Alfa Aesar™ Glycylglycine, 0.2M buffer soln., pH 8.5

CAS: 556-50-3 Molecular Formula: C4H8N2O3 Molecular Weight (g/mol): 132.119 MDL Number: MFCD00008130 InChI Key: YMAWOPBAYDPSLA-UHFFFAOYSA-N PubChem CID: 11163 ChEBI: CHEBI:17201 IUPAC Name: 2-[(2-aminoacetyl)amino]acetic acid SMILES: C(C(=O)NCC(=O)O)N

Buffer, Precision Reference Standard, pH 10.000 (Color Coded Blue), Ricca Chemical

Buffer, Precision Reference Standard, pH 10.000 (Color Coded Blue), Ricca Chemical

Standardized against NIST-certified pH references. High-Accuracy pH Buffer solutions are for use with meters with 0.001 resolution.

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.

Alfa Aesar™ Sodium borate, 0.5M buffer soln., pH 9.0

Alfa Aesar™ Sodium borate, 0.5M buffer soln., pH 9.0

CAS: 1330-43-4 MDL Number: MFCD00081185

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.

Alfa Aesar™ TEA, 0.2M buffer soln., pH 8.5

Alfa Aesar™ TEA, 0.2M buffer soln., pH 8.5

CAS: 102-71-6 Molecular Formula: C6H15NO3 Molecular Weight (g/mol): 149.19 MDL Number: MFCD00002855 InChI Key: GSEJCLTVZPLZKY-UHFFFAOYSA-N Synonym: Triethanolamine buffer solution PubChem CID: 7618 ChEBI: CHEBI:28621 IUPAC Name: 2-[bis(2-hydroxyethyl)amino]ethanol SMILES: C(CO)N(CCO)CCO

Alfa Aesar™ Borate, 0.5M buffer soln., pH 8.0

Alfa Aesar™ Borate, 0.5M buffer soln., pH 8.0

CAS: 1330-43-4 MDL Number: MFCD00163147

Alfa Aesar™ Succinate, 0.2M buffer soln., pH 4.0

Alfa Aesar™ Succinate, 0.2M buffer soln., pH 4.0

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+]

Alfa Aesar™ Maleate, 0.2M buffer soln., pH 5.5

Alfa Aesar™ Maleate, 0.2M buffer soln., pH 5.5

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

Alfa Aesar™ Sodium borate, 0.5M buffer soln., pH 8.5

Alfa Aesar™ Sodium borate, 0.5M buffer soln., pH 8.5

CAS: 1330-43-4 MDL Number: MFCD00081185

Alfa Aesar™ Glycylglycine, 0.2M buffer soln., pH 7.5

Alfa Aesar™ Glycylglycine, 0.2M buffer soln., pH 7.5

CAS: 556-50-3 Molecular Formula: C4H8N2O3 Molecular Weight (g/mol): 132.119 MDL Number: MFCD00008130 InChI Key: YMAWOPBAYDPSLA-UHFFFAOYSA-N PubChem CID: 11163 ChEBI: CHEBI:17201 IUPAC Name: 2-[(2-aminoacetyl)amino]acetic acid SMILES: C(C(=O)NCC(=O)O)N

Alfa Aesar™ Maleate, 0.2M buffer soln., pH 5.0

Alfa Aesar™ Maleate, 0.2M buffer soln., pH 5.0

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 (2Z)-but-2-enedioate SMILES: [Na+].[O-]C(=O)\C=C/C([O-])=O

Fisherbrand™ Traceable™ One-Shot™ pH Buffer Standards pH 4.005 Certified Reference Material (CRM)

Fisherbrand™ Traceable™ One-Shot™ pH Buffer Standards pH 4.005 Certified Reference Material (CRM)

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

Lovibond™ PD250 Reagent Dispenser Refill: DPD Free Chlorine and Total Chlorine

Lovibond™ PD250 Reagent Dispenser Refill: DPD Free Chlorine and Total Chlorine

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

Alfa Aesar™ Succinate, 0.2M buffer soln., pH 6.0

Alfa Aesar™ Succinate, 0.2M buffer soln., pH 6.0

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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