Electrochemistry Buffers
Buffer solutions suitable for use as reference and calibration standards for measuring pH values.
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91
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105
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results
91
Buffer solution pH 4.01 (+/-0.022 @ 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 |
| Vapor Pressure | 23 hPa (17mm Hg) at 20°C |
| PubChem CID | 14923 |
| MDL Number | MFCD00066650 |
| Solubility Information | Miscible with water. |
| TSCA | Yes |
| Recommended Storage | Ambient temperatures |
| IUPAC Name | azanium;hydroxide |
| Molecular Formula | H5NO |
| Odor | Odorless |
92
Buffer solution, pH 2.00 (+/-0.026 @ 25oC), No Color, Specpure, NIST Traceable
For Calibration of pH Meters | CAS: 7447-40-7
| Color | Colorless |
|---|---|
| Traceability to NIST | Yes |
| Physical Form | Liquid |
| Chemical Name or Material | Buffer solution |
| Vapor Pressure | 23 hPa (17mm Hg) at 20°C |
| Concentration or Composition (by Analyte or Components) | Potassium chloride: 0.7%; Hydrochloric acid: 0.7%; water: 98.6% |
| CAS | 7732-18-5 |
| Health Hazard 3 | P234-P390 |
| MDL Number | MFCD00146252 |
| Health Hazard 2 | In case of contact with eyes, rinse immediately with plenty of water and seek medical advice. Wear suitable gloves and eye/face protection. This material and/or its container must be disposed of as hazardous waste. |
| Solubility Information | Soluble in water. |
| Health Hazard 1 | H290 |
| TSCA | Yes |
| Recommended Storage | Ambient temperatures |
93
Buffer solution pH 7.00 (+/-0.024 @ 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 |
| Traceability to NIST | Yes |
| Physical Form | Liquid |
| Chemical Name or Material | Buffer solution |
| Grade | Specpure |
| SMILES | N.O |
| InChI Key | VHUUQVKOLVNVRT-UHFFFAOYSA-N |
| PubChem CID | 14923 |
| CAS | 1336-21-6 |
| MDL Number | MFCD00066650 |
| Solubility Information | pH 7.00 buffers are in solution form. Miscible with water. |
| TSCA | Yes |
| Recommended Storage | Ambient temperatures |
| Molecular Formula | H5NO |
| Odor | Odorless |
94
| CAS | 7732-18-5 |
|---|---|
| Color | Colorless |
| Packaging | Plastic bottle |
| Physical Form | Liquid |
| pH | 9.98 to 10.02 (20°C) |
| Health Hazard 1 | |
| Chemical Name or Material | Buffer solution pH 10 |
95
| Linear Formula | KHC8H4O4 |
|---|---|
| Color | Red |
| Traceability to NIST | Traceable to NIST |
| Physical Form | Liquid |
| Chemical Name or Material | Buffer Solution pH 4.0 at 25°C |
| Grade | Certified |
| Identification | Passes Test |
| Density | 1g/mL |
| Name Note | Color Coded Red |
| CAS | 67-56-1 |
| 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 | Formaldehyde; Carbon monoxide; Carbon dioxide |
| Health Hazard 2 | GHS H Statement Solution is not hazardous. |
| Solubility Information | Soluble in water |
| pH | 4.00 to 4.01 |
| Recommended Storage | Room Temperature |
| Formula Weight | 204.23 |
| Specific Gravity | 1g/mL |
| CAS Max % | 0.005 |
96
| CAS | 7732-18-5 |
|---|---|
| MDL Number | MFCD03097944 |
| Packaging | Plastic bottle |
| Chemical Name or Material | Buffer solution pH 7 |
| Merck Index | 14, 7659 |
| Molecular Formula | H2KO4P |
| Formula Weight | 136.09 |
| Vapor Pressure | 14mmHg at 20°C |
97
| 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 | MFCD00146252 |
| 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 |
98
| 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 |
99
| Name Note | Phosphate buffer, traceable to NIST, ready to use |
|---|---|
| CAS | 7647-14-5 |
| MDL Number | MFCD03097944 |
| Solubility Information | Solubility in water: miscible. |
| Chemical Name or Material | Buffer solution pH 7 |
| Density | 1.0000g/mL |
| Specific Gravity | 1 |
100
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 |
101
Fisher Scientific Nitrate ISE Fill Solution, Fisherbrand
Small and Specialty Supplier Partner
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102
| MDL Number | MFCD00146206 |
|---|---|
| Solubility Information | Fully miscible. |
| Physical Form | Liquid |
| pH | 7.0 |
| Chemical Name or Material | Sodium phosphate buffer soln. |
| TSCA | Yes |
| Recommended Storage | Ambient temperatures |
| Concentration | 0.5 M |
103
Buffer, Reference Standard, pH 7.40 ± 0.01 at 25°C, Ricca Chemical
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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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| Name Note | pH 7.40± 0.01 at 25°C |
|---|---|
| CAS | 7732-18-5 |
| For Use With (Equipment) | pH Meter and Electrode |
| Color | Colorless |
| Physical Form | Liquid |
| pH | 7.4 |
| CAS Min % | 0.28 |
| Chemical Name or Material | Buffer, Reference Standard |
| Concentration | 1X |
| For Use With (Application) | Calibration |
| Solution Type | pH Buffer |
| CAS Max % | 0.29 |
104
| Linear Formula | NH4OH |
|---|---|
| Color | Colorless |
| Physical Form | Liquid |
| UN Number | UN2672 |
| Chemical Name or Material | Water Hardness Buffer |
| Grade | Certified |
| Identification | Passes Test |
| Density | 0.96g/mL |
| Name Note | with Magnesium |
| CAS | 14402-88-1 |
| Health Hazard 3 | GHS P Statement Do not breathe vapors, mist, spray. Wear protective gloves, protective clothing, eye protection, face protection. Wash exposed skin thoroughly after handling. Avoid release to the environment. If swallowed: Rinse mouth. Do not induce vomiting. Immediately call a poison center/doctor. If on skin (or air): Remove/Take off immediately all contaminated clothing. Rinse skin with water/shower. Immediately call a poison center/doctor. Wash contaminated clothing before reuse. If inhaled: Remove person to fresh air and keep comfortable for breathing. Immediately call a poison center/doctor. If in eyes: Rinse cautiously with water for several minutes. Remove contact lenses, if present and easy to do. Continue rinsing. Immediately call a poison center/doctor. Store locked up. Dispose of contents/container to comply with local, state and federal regulations. |
| Decomposition Information | Fume; Carbon monoxide; Carbon dioxide; Thermal decomposition generates: Corrosive vapors |
| Health Hazard 2 | GHS H Statement Causes severe skin burns and eye damage. Toxic to aquatic life. |
| Solubility Information | Soluble in water |
| Packaging | Poly Bottle |
| Health Hazard 1 | Danger |
| Recommended Storage | Room Temperature |
| Formula Weight | 35.05 |
| Specific Gravity | 0.96g/mL |
| CAS Max % | 0.5 |
105
| Health Hazard 3 | GHS P Statement P280-P305+P351+P338-P310 Wear protective gloves/protective clothing/eye protection/face protection. IF IN EYES: Rinse cautiously with water for several minutes. Remove contact lenses, if present and easy to do. Continue rinsing. Immediately call a POISON CENTER or doctor/physician. |
|---|---|
| MDL Number | MFCD00012462 |
| Health Hazard 2 | GHS H Statement H318 Causes serious eye damage. |
| Color | Colorless |
| Solubility Information | It is soluble in water (29.4g/L) at 20°C. Insoluble in ethanol. |
| Physical Form | Liquid |
| pH | 5.0 |
| Health Hazard 1 | Danger |
| Chemical Name or Material | Sodium citrate buffer soln. |
| TSCA | No |
| Recommended Storage | Keep cold |
| Concentration | 0.5 M |
| Odor | Odorless |