Electrochemistry Buffers
Buffer solutions suitable for use as reference and calibration standards for measuring pH values.
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121
Cyanide ISE Fill Solution, Fisherbrand
Small and Specialty Supplier Partner
Small and/or specialty supplier based on Federal laws and SBA requirements.
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Small and/or specialty supplier based on Federal laws and SBA requirements.
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123
| Description | pH 7.00 (Yellow) Buffer |
|---|---|
| Traceability to NIST | Yes |
| pH | 7 |
| Solution Type | Buffer |
125
| Description | pH 4.01 (Red) Buffer |
|---|---|
| Traceability to NIST | Yes |
| pH | 4.01 |
| Solution Type | Buffer |
126
127
pH 5 Buffer Standard, SPEX CertiPrep™
Small and Specialty Supplier Partner
Small and/or specialty supplier based on Federal laws and SBA requirements.
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Small and Specialty Supplier Partner
Small and/or specialty supplier based on Federal laws and SBA requirements.
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Small and/or specialty supplier based on Federal laws and SBA requirements.
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ISO/IEC Guide 34 Certified, NIST-Traceable Certified Reference Material
| Chemical Name or Material | pH 5 Buffer Standard |
|---|
128
Acetate Buffer, pH 4.5, USP Reagent, Ricca Chemical
Small and Specialty Supplier Partner
Small and/or specialty supplier based on Federal laws and SBA requirements.
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Small and Specialty Supplier Partner
Small and/or specialty supplier based on Federal laws and SBA requirements.
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Small and/or specialty supplier based on Federal laws and SBA requirements.
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129
Buffer solution, pH 11.00 (+/-0.026 @ 25oC), No Color, Specpure, NIST Traceable
CAS: 1336-21-6 | H5NO | 35.05 g/mol
| Molecular Weight (g/mol) | 35.05 |
|---|---|
| ChEBI | CHEBI:18219 |
| Color | Colorless |
| Physical Form | Liquid |
| Chemical Name or Material | Buffer solution |
| SMILES | N.O |
| InChI Key | VHUUQVKOLVNVRT-UHFFFAOYSA-N |
| PubChem CID | 14923 |
| CAS | 1336-21-6 |
| MDL Number | MFCD00066650 |
| Solubility Information | Miscible with water. |
| TSCA | Yes |
| Recommended Storage | Ambient temperatures |
| Molecular Formula | H5NO |
| Odor | Odorless |
130
| Linear Formula | KH2PO4 |
|---|---|
| Color | Colorless |
| Traceability to NIST | Traceable to NIST |
| Physical Form | Liquid |
| Chemical Name or Material | Phosphate Buffer pH 7.2 |
| Grade | Certified |
| Identification | Passes Test |
| Density | 1g/mL |
| Name Note | For BOD |
| CAS | 12125-02-9 |
| Health Hazard 3 | GHS P Statement If in contact with skin or eyes, rinse thoroughly with water for 15-20 minutes. If swallowed, get medical attention. |
| Decomposition Information | Gaseous Ammonia; Phosphorus oxides |
| Health Hazard 2 | GHS H Statement Solution is not hazardous. |
| Solubility Information | Soluble in water |
| Packaging | Poly Bottle |
| pH | 7.2 ±0.1 |
| Recommended Storage | Room Temperature |
| Formula Weight | 136.09 |
| Specific Gravity | 1g/mL |
| CAS Max % | 0.17 |
131
| Concentration or Composition (by Analyte or Components) | Sodium hydroxide: 0.7%; Potassium dihydrogen phosphate: 0.7%; water: 98.6% |
|---|---|
| CAS | 7732-18-5 |
| MDL Number | MFCD00146206 |
| Color | Red |
| Solubility Information | Miscible with water. |
| Physical Form | Liquid |
| Chemical Name or Material | Buffer solution |
| TSCA | Yes |
| Recommended Storage | Ambient temperatures |
| Vapor Pressure | 23 hPa (17mm Hg) at 20°C |
132
Thermo Scientific Chemicals Borate, 0.5M buffer soln., pH 9.5
CAS: 1330-43-4 Molecular Formula: B4Na2O7 Molecular Weight (g/mol): 201.21 MDL Number: MFCD00081185 InChI Key: NXSVMNYRVBQCMO-UHFFFAOYSA-N IUPAC Name: disodium bicyclo[3.3.1]tetraboroxane-3,7-bis(ylium)-1,5-diuide-1,5-bis(olate) SMILES: [Na+].[Na+].[O-][B-]12O[B+]O[B-]([O-])(O[B+]O1)O2
| CAS | 1330-43-4 |
|---|---|
| Molecular Weight (g/mol) | 201.21 |
| MDL Number | MFCD00081185 |
| SMILES | [Na+].[Na+].[O-][B-]12O[B+]O[B-]([O-])(O[B+]O1)O2 |
| IUPAC Name | disodium bicyclo[3.3.1]tetraboroxane-3,7-bis(ylium)-1,5-diuide-1,5-bis(olate) |
| InChI Key | NXSVMNYRVBQCMO-UHFFFAOYSA-N |
| Molecular Formula | B4Na2O7 |
133
| Concentration or Composition (by Analyte or Components) | Sodium hydroxide: 0.7%; Potassium dihydrogen phosphate: 0.7%; Water: 98.6% |
|---|---|
| CAS | 7732-18-5 |
| MDL Number | MFCD00134130 |
| Color | Yellow |
| Solubility Information | Miscible with water. |
| Physical Form | Liquid |
| Chemical Name or Material | Buffer solution |
| TSCA | Yes |
| Recommended Storage | Ambient temperatures |
| Vapor Pressure | 23 hPa (17mm Hg) at 20°C |
134
Chemical Solution, Buffer Solution pH 10.0 at 25°C, Color Coded Blue, Traceable to NIST, LabChem
This Chemical Solution, Buffer Solution has a pH of 10.0 at 25°C, is Color Coded Blue, and is Traceable to NIST.
| CAS | 144-55-8 |
|---|---|
| Traceability to NIST | Yes |
| Physical Form | Aqueous Solution |
| Solution Type | Buffer |
135
| Linear Formula | C10H14O |
|---|---|
| Color | Brown to Colorless |
| Traceability to NIST | Traceable to NIST |
| Physical Form | Liquid |
| Chemical Name or Material | Buffer Solution pH 13.0 at 25°C |
| Grade | Certified |
| Identification | Passes Test |
| Density | 1g/mL |
| CAS | 89-83-8 |
| Decomposition Information | Phosphine; Phosphorus oxides; Phosgene; Thermal decomposition generates: Corrosive vapors; Carbon dioxide; Carbon monoxide |
| Health Hazard 2 | GHS H Statement Causes severe skin burns and eye damage. |
| Solubility Information | Soluble in water |
| pH | 13.00 ±0.05 |
| Health Hazard 1 | Danger |
| Recommended Storage | Room Temperature |
| Formula Weight | 150.22 |
| Specific Gravity | 1g/mL |
| CAS Max % | 0.05 |