Electrochemistry Buffers
Buffer solutions suitable for use as reference and calibration standards for measuring pH values.
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Physical Form
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pH
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Solution Type
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For Use With (Application)
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- (4)
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331
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345
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results
331
| Name Note | pH 6.0 |
|---|---|
| CAS | 64-19-7 |
| Color | Colorless |
| Packaging | Natural Poly Bottle |
| Physical Form | Liquid |
| pH | 6 |
| CAS Min % | 0.7 |
| Chemical Name or Material | Acetate Buffer |
| Grade | Laboratory |
| Concentration | 1X |
| For Use With (Application) | Product Monographs |
| Solution Type | Buffer |
| CAS Max % | 0.73 |
332
Acetate Buffer, Purified, for Zinc Analysis (Dithizone Method), Ricca Chemical
For Analysis of Zinc (Dithizone Method)
| CAS | 64-19-7 |
|---|---|
| Color | Colorless |
| Packaging | Natural Poly Bottle |
| Physical Form | Liquid |
| pH | 4 to 6 |
| CAS Min % | 5.67 |
| Chemical Name or Material | Acetate Buffer |
| Grade | Laboratory |
| Concentration | 1X |
| For Use With (Application) | Zinc Analysis |
| Solution Type | Buffer |
| CAS Max % | 5.9 |
334
| CAS | 1310-73-2 |
|---|---|
| Physical Form | Liquid |
| pH | 10.5 |
| Chemical Name or Material | Borate Buffer |
| Grade | Laboratory |
| Concentration | 1X |
| For Use With (Application) | Water Analysis |
| Solution Type | Buffer |
336
340
| Linear Formula | KH2PO4 |
|---|---|
| Color | Colorless |
| Traceability to NIST | Traceable to NIST |
| Physical Form | Liquid |
| Chemical Name or Material | Buffer Solution pH 7.4 at 25°C |
| Grade | Certified |
| Identification | Passes Test |
| CAS | 1310-73-2 |
| 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 | Phosphorus oxides; Sodium oxide |
| Health Hazard 2 | GHS H Statement Solution is not hazardous. |
| Solubility Information | Soluble in water |
| Packaging | Poly Bottle |
| pH | 7.40 ±0.01 |
| Recommended Storage | Room Temperature |
| Formula Weight | 136.09 |
| CAS Max % | 0.1 |
341
| Linear Formula | Na2HPO4 |
|---|---|
| Color | Colorless |
| Traceability to NIST | Traceable to NIST |
| Physical Form | Liquid |
| Chemical Name or Material | Buffer Solution pH 11.0 at 25°C |
| Grade | Certified |
| Identification | Passes Test |
| Density | 1g/mL |
| CAS | 1310-73-2 |
| 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 | Phosphine; Phosphorus oxides; Phosgene |
| Health Hazard 2 | GHS H Statement Solution is not hazardous. |
| Solubility Information | Soluble in water |
| Packaging | Poly Bottle |
| pH | 11.00 ±0.05 |
| Recommended Storage | Room Temperature |
| Formula Weight | 141.96 |
| Specific Gravity | 1g/mL |
| CAS Max % | 0.01 |
343
| Linear Formula | Na2B4O7·10H2O |
|---|---|
| Color | Colorless |
| Physical Form | Liquid |
| Chemical Name or Material | Water Hardness Buffer |
| Identification | Passes Test |
| CAS | 1310-73-2 |
| Health Hazard 3 | GHS P Statement Obtain special instructions before use. Do not handle until all safety precautions have been read and understood. Wear protective gloves, eye protection. Wash exposed skin thoroughly after handling. Avoid release to the environment. If exposed or concerned: Get medical advice/attention. If on skin: Wash with plenty of soap and water. Take off contaminated clothing and wash before reuse. If skin irritation occurs: Get medical advice/attention. 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. Store locked up. Dispose of contents/container to comply with local, state and federal regulations. |
| Decomposition Information | Carbon monoxide; Carbon dioxide; Sulfur compounds |
| Health Hazard 2 | GHS H Statement Causes skin irritation. Causes serious eye irritation. May damage fertility or the unborn child. Toxic to aquatic life. |
| Solubility Information | Soluble in water |
| Packaging | Poly Bottle |
| Health Hazard 1 | Danger |
| Recommended Storage | Room Temperature |
| Formula Weight | 381.37 |
| CAS Max % | 0.65 |
344
| Linear Formula | Na2B4O7·10H2O |
|---|---|
| Color | Colorless |
| Traceability to NIST | Traceable to NIST |
| Physical Form | Liquid |
| Chemical Name or Material | Buffer Solution pH 9.18 at 25°C |
| Grade | Certified |
| Identification | Passes Test |
| CAS | 7732-18-5 |
| Decomposition Information | Boron |
| Health Hazard 2 | GHS H Statement May damage fertility or the unborn child. |
| Solubility Information | Soluble in water |
| pH | 9.18 ±0.01 |
| Health Hazard 1 | Danger |
| Recommended Storage | Room Temperature |
| Formula Weight | 381.37 |
| CAS Max % | 0.38 |
345
Phosphate Buffer, pH 7.2, APHA for BOD, Reagents
Phosphate Buffer, pH 7.2, APHA for BOD, Reagent, use for Biological oxygen demand. Manufactured in ISO 9001 facility.
| Boiling Point | 100°C |
|---|---|
| CAS | 7732-18-5 |
| Color | Colorless |
| Physical Form | Liquid |
| pH | 7.2 |
| Chemical Name or Material | Phosphate Buffer, pH 7.2, APHA for BOD |
| Grade | Reagent |
| Synonym | Biological Oxygen Demand Buffer |
| Sterility | Non-sterile |
| Specific Gravity | 1.05 |
| Solution Type | Buffer |