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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Solution Type
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For Use With (Application)
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241
–
255
of
1,670
results
241
| CAS | 10049-21-5 |
|---|---|
| Packaging | Natural Poly Bottle |
| Physical Form | Liquid |
| pH | 7 |
| Chemical Name or Material | Phosphate Buffer Solution |
| Grade | Laboratory |
| Concentration | 1X |
| For Use With (Application) | Water Analysis |
| Solution Type | Buffer |
242
| Linear Formula | KHC8H4O4 |
|---|---|
| Color | Colorless |
| Traceability to NIST | Traceable to NIST |
| Physical Form | Liquid |
| Chemical Name or Material | Buffer Solution pH 3.0 at 25°C |
| Grade | Certified |
| Identification | Passes Test |
| Density | 1g/mL |
| 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 | 3.00 ±0.01 |
| Recommended Storage | Room Temperature |
| Formula Weight | 204.23 |
| Specific Gravity | 1g/mL |
| CAS Max % | 0.005 |
243
Borate Buffer, pH 9.5, for Ammonia and Organic Nitrogen Analysis, Ricca Chemical
For Analysis of Ammonia and organic Nitrogen
244
| 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 |
245
| Name Note | McIlvaine, pH 3.20 |
|---|---|
| CAS | 7558-79-4 |
| Color | Colorless |
| Physical Form | Liquid |
| pH | 3.2 |
| CAS Min % | 0.03 |
| Chemical Name or Material | Citric/Phosphate Buffer |
| Grade | Laboratory |
| Concentration | 1X |
| For Use With (Application) | Water Analysis |
| Solution Type | Buffer |
| CAS Max % | 0.03 |
246
Buffer Concentrate, 5x, pH 4.00 ± 0.01 at 25°C, Ricca Chemical
To be diluted with 4 parts Water before use
247
Borate Buffer, pH 9.5, for Ammonia and Organic Nitrogen Analysis, Ricca Chemical
For Analysis of Ammonia and organic Nitrogen
| Name Note | pH 9.5 |
|---|---|
| CAS | 1310-73-2 |
| Color | Colorless |
| pH | 9.5 |
| CAS Min % | 0.07 |
| Chemical Name or Material | Borate Buffer |
| Grade | Laboratory |
| Shelf Life | 18 months |
| Sterility | Non-sterile |
| CAS Max % | 0.07 |
248
249
250
| Linear Formula | KCl |
|---|---|
| Color | Colorless |
| Traceability to NIST | Traceable to NIST |
| Physical Form | Liquid |
| Chemical Name or Material | Buffer Solution pH 9.0 at 25°C |
| Grade | Certified |
| Identification | Passes Test |
| CAS | 1310-73-2 |
| Decomposition Information | Boron; Hydrogen chloride |
| Health Hazard 2 | GHS H Statement May damage fertility or the unborn child. |
| Solubility Information | Soluble in water |
| pH | 9.00 ±0.01 |
| Health Hazard 1 | Danger |
| Recommended Storage | Room Temperature |
| Formula Weight | 74.55 |
| CAS Max % | 0.05 |
251
| Name Note | pH 7.70± 0.01 at 25 °C |
|---|---|
| CAS | 7732-18-5 |
| For Use With (Equipment) | pH Meter and Electrode |
| Color | Colorless |
| Physical Form | Liquid |
| pH | 7.7 |
| CAS Min % | 0.16 |
| Chemical Name or Material | Buffer, Reference Standard |
| Concentration | 1X |
| For Use With (Application) | Calibration |
| Solution Type | pH Buffer |
| CAS Max % | 0.17 |
254
Phosphate Buffer Solution, pH 7, ASTM for Chlorine, Ricca Chemical
For Chlorine Determination (ASTM Formulation)
| Color | Colorless |
|---|---|
| Physical Form | Liquid |
| CAS Min % | 0.34 |
| Chemical Name or Material | Phosphate Buffer Solution |
| Grade | Laboratory |
| Concentration | 1X |
| For Use With (Application) | Water Analysis |
| Sterility | Non-sterile |
| Name Note | pH 7 |
| CAS | 1310-73-2 |
| pH | 7 |
| Shelf Life | 24 months |
| Solution Type | Buffer |
| CAS Max % | 0.36 |