Electrochemistry Buffers
Buffer solutions suitable for use as reference and calibration standards for measuring pH values.
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76
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90
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results
76
| 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 | MFCD00147253 |
| Color | Colorless |
| Solubility Information | Miscible with water. |
| Physical Form | Liquid |
| Health Hazard 1 | H290 |
| Chemical Name or Material | Buffer solution |
| TSCA | Yes |
| Recommended Storage | Ambient temperatures |
| Odor | Odorless |
| Vapor Pressure | 23 hPa (17mm Hg) at 20°C |
77
| 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 |
78
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 |
79
| MDL Number | MFCD00146206 |
|---|---|
| Solubility Information | Soluble in water (121mg/ml at 20°C). |
| Physical Form | Liquid |
| pH | 8.0 |
| Chemical Name or Material | Sodium phosphate buffer soln. |
| TSCA | Yes |
| Recommended Storage | Ambient temperatures |
| Concentration | 0.5 M |
80
81
| 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 |
82
pH 2 Buffer Standard, SPEX CertiPrep™
Small and Specialty Supplier Partner
Small and/or specialty supplier based on Federal laws and SBA requirements.
Learn More
Small and Specialty Supplier Partner
Small and/or specialty supplier based on Federal laws and SBA requirements.
Learn More
Small and/or specialty supplier based on Federal laws and SBA requirements.
Learn More
ISO/IEC Guide 34 Certified, NIST-Traceable Certified Reference Material
| Chemical Name or Material | pH 2 Buffer Standard |
|---|
83
| 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 |
84
Potassium phosphate, monobasic, for HPLC
CAS: 7778-77-0 Molecular Formula: H2KO4P Molecular Weight (g/mol): 136.08 MDL Number: MFCD00011401 MFCD00147253 InChI Key: GNSKLFRGEWLPPA-UHFFFAOYSA-M IUPAC Name: potassium dihydrogen phosphate SMILES: [K+].OP(O)([O-])=O
| CAS | 7778-77-0 |
|---|---|
| Molecular Weight (g/mol) | 136.08 |
| MDL Number | MFCD00011401 MFCD00147253 |
| SMILES | [K+].OP(O)([O-])=O |
| IUPAC Name | potassium dihydrogen phosphate |
| InChI Key | GNSKLFRGEWLPPA-UHFFFAOYSA-M |
| Molecular Formula | H2KO4P |
85
| Absorbance | Pass Test |
|---|---|
| Name Note | Color-coded Red |
| pH | 3.99 to 4.01 |
| Chemical Name or Material | Buffer solution, pH 4.00 |
| Grade | Certified |
| Identification | Pass Test |
86
pH 4 Buffer Standard, SPEX CertiPrep™
Small and Specialty Supplier Partner
Small and/or specialty supplier based on Federal laws and SBA requirements.
Learn More
Small and Specialty Supplier Partner
Small and/or specialty supplier based on Federal laws and SBA requirements.
Learn More
Small and/or specialty supplier based on Federal laws and SBA requirements.
Learn More
ISO/IEC Guide 34 Certified, NIST-Traceable Certified Reference Material
| Chemical Name or Material | pH 4 Buffer Standard |
|---|
87
| 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 |
88
| 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 |
89
| 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 |
