Electrochemistry Buffers
Buffer solutions suitable for use as reference and calibration standards for measuring pH values.
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pH
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121
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135
of
1,644
results
122
| Boiling Point | 100°C |
|---|---|
| Color | Undesignated |
| Traceability to NIST | Traceable to NIST. |
| Physical Form | Liquid |
| Chemical Name or Material | Buffer Solution, pH 2.00 |
| Grade | Certified |
| Identification | In Pass Test |
| ChemAlert Storage Symbol | Gray |
| Density | 1.0g/cm³ |
| CAS | 7732-18-5 |
| Health Hazard 3 | Emergency Overview May cause skin, eye, and respiratory tract irritation. The toxicological properties have not been fully investigated. WARNING! This product contains a chemical known in the State of California to |
| MDL Number | MFCD00146206 |
| Health Hazard 2 | CAUTION! |
| pH | 2.00 |
| Health Hazard 1 | Signal Word: CAUTION! |
| DOT Information | DOT Class 8, : Corrosive |
| Melting Point | 0°C |
124
| Health Hazard 3 | GHS P Statement P280-P264-P305+P351+P338-P337+P313 Wear protective gloves/protective clothing/eye protection/face protection. Wash thoroughly after handling. IF IN EYES: Rinse cautiously with water for several minutes. Remove contact lenses, if present and easy to do. Continue rinsing. If eye irritation persists: Get medical advice/attention. |
|---|---|
| MDL Number | MFCD00012462 |
| Health Hazard 2 | GHS H Statement H319 Causes serious eye irritation. |
| Color | Colorless |
| Solubility Information | Fully miscible in water. |
| Physical Form | Liquid |
| pH | 6.0 |
| Health Hazard 1 | Warning |
| Chemical Name or Material | Sodium citrate buffer soln. |
| TSCA | Yes |
| Recommended Storage | Keep cold |
| Concentration | 0.5 M |
| Odor | Odorless |
125
| 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 |
126
| MDL Number | MFCD00146206 |
|---|---|
| Solubility Information | Fully miscible. |
| Physical Form | Liquid |
| pH | 7.2 |
| Chemical Name or Material | Sodium phosphate buffer soln. |
| TSCA | Yes |
| Recommended Storage | Ambient temperatures |
| Concentration | 0.2 M |
127
| Linear Formula | Na2HPO4 |
|---|---|
| Color | Colorless |
| Traceability to NIST | Traceable to NIST |
| Physical Form | Liquid |
| Chemical Name or Material | Buffer Solution pH 12.45 at 25°C |
| Grade | Certified |
| Identification | Passes Test |
| Density | 1g/mL |
| CAS | 1310-73-2 |
| Decomposition Information | Phosphine; Phosphorus oxides; Phosgene; Thermal decomposition generates: Corrosive vapors |
| Health Hazard 2 | GHS H Statement Causes severe skin burns and eye damage. |
| Solubility Information | Soluble in water |
| Packaging | Poly Bottle |
| pH | 12.45 ±0.05 |
| Health Hazard 1 | Danger |
| Recommended Storage | Room Temperature |
| Formula Weight | 141.96 |
| Specific Gravity | 1g/mL |
| CAS Max % | 0.16 |
128
| Linear Formula | KCl |
|---|---|
| Color | Colorless |
| Traceability to NIST | Traceable to NIST |
| Physical Form | Liquid |
| UN Number | UN1789 |
| Chemical Name or Material | Buffer Solution pH 1.0 at 25°C |
| Grade | Certified |
| Identification | Passes Test |
| Density | 1g/mL |
| CAS | 7647-01-0 |
| Decomposition Information | Chlorine; Thermal decomposition generates: Corrosive vapors |
| Health Hazard 2 | GHS H Statement Causes severe skin burns and eye damage. |
| Solubility Information | Soluble in water |
| Packaging | Poly Bottle |
| pH | 1.00 ±0.02 |
| Health Hazard 1 | Danger |
| Recommended Storage | Room Temperature |
| Formula Weight | 74.55 |
| Specific Gravity | 1g/mL |
| CAS Max % | 0.05 |
129
| 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 |
130
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 | 7732-18-5 |
| MDL Number | MFCD00066650 |
| Solubility Information | Miscible with water. |
| TSCA | Yes |
| Recommended Storage | Ambient temperatures |
| Molecular Formula | H5NO |
| Odor | Odorless |
131
| 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 |
132
| Name Note | pH 7.00 ± 0.01 at 25 deg C |
|---|---|
| CAS | 7732-18-5 |
| For Use With (Equipment) | pH Meter and Electrode |
| Physical Form | Liquid |
| pH | 7 |
| CAS Min % | 0.48 |
| Chemical Name or Material | Buffer, Reference Standard |
| Concentration | 1X |
| For Use With (Application) | Calibration |
| Solution Type | pH Buffer |
| CAS Max % | 0.5 |
133
| MDL Number | MFCD00146206 |
|---|---|
| Solubility Information | Miscible with water. Immiscible with alcohol. |
| Physical Form | Liquid |
| pH | 7.4 |
| Chemical Name or Material | Sodium phosphate buffer soln. |
| TSCA | Yes |
| Recommended Storage | Ambient temperatures |
| Concentration | 0.2 M |
134
| Molecular Weight (g/mol) | 136.08 |
|---|---|
| ChEBI | CHEBI:63036 |
| Chemical Name or Material | Buffer solution pH 7.00 |
| SMILES | [K+].OP(O)([O-])=O |
| Identification | Pass Test |
| InChI Key | GNSKLFRGEWLPPA-UHFFFAOYSA-M |
| Vapor Pressure | 760mmHg at 20°C |
| PubChem CID | 516951 |
| Absorbance | Pass Test |
| Name Note | Color-coded yellow |
| CAS | 7778-77-0 |
| MDL Number | MFCD00011401 MFCD00147253 |
| pH | 6.99 to 7.01 |
| IUPAC Name | potassium dihydrogen phosphate |
| Molecular Formula | H2KO4P |
135
| MDL Number | MFCD00012462 |
|---|---|
| Color | Colorless |
| Solubility Information | Soluble in water. |
| Physical Form | Liquid |
| pH | 6.5 |
| Chemical Name or Material | Sodium citrate buffer soln. |
| TSCA | Yes |
| Recommended Storage | Keep cold |
| Concentration | 0.5 M |
| Odor | Odorless |