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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256
–
270
of
1,670
results
256
| Linear Formula | KH2PO4 |
|---|---|
| Color | Colorless |
| Traceability to NIST | Traceable to NIST |
| Physical Form | Liquid |
| Chemical Name or Material | Buffer Solution pH 6.0 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 |
| pH | 6.00 ±0.01 |
| Recommended Storage | Room Temperature |
| Formula Weight | 136.09 |
| CAS Max % | 0.03 |
257
Acetate Buffer, pH 5.5, APHA for Arsenic, Ricca Chemical
CAS: 7732-18-5 Molecular Formula: H2O Molecular Weight (g/mol): 18.02 InChI Key: XLYOFNOQVPJJNP-UHFFFAOYSA-N IUPAC Name: water SMILES: O
| CAS | 7732-18-5 |
|---|---|
| Molecular Weight (g/mol) | 18.02 |
| SMILES | O |
| IUPAC Name | water |
| InChI Key | XLYOFNOQVPJJNP-UHFFFAOYSA-N |
| Molecular Formula | H2O |
258
| CAS | 7732-18-5 |
|---|---|
| Packaging | Natural Poly Bottle |
| Physical Form | Liquid |
| pH | 6 |
| Grade | Laboratory |
| Concentration | 2.0 M |
| Shelf Life | 12 months |
| For Use With (Application) | Water Analysis |
| Solution Type | Buffer |
260
261
| Name Note | For Acid Number of Petroleum Products |
|---|---|
| CAS | 7647-01-0 |
| Color | Tan |
| Packaging | Amber Glass Bottle |
| Physical Form | Liquid |
| CAS Min % | 1.76 |
| Chemical Name or Material | Nonaqueous Buffer Stock Solution A |
| Grade | Laboratory |
| Concentration | 1X |
| For Use With (Application) | Water Analysis |
| Solution Type | Buffer |
| CAS Max % | 1.83 |
262
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 |
263
| Name Note | pH 4.6 |
|---|---|
| CAS | 64-19-7 |
| Color | Colorless |
| Packaging | Natural Poly Bottle |
| Physical Form | Liquid |
| pH | 4.6 |
| CAS Min % | 2.59 |
| Chemical Name or Material | Acetate Buffer |
| Grade | Laboratory |
| Concentration | 1X |
| For Use With (Application) | Water Analysis |
| Solution Type | Buffer |
| CAS Max % | 2.7 |
264
| Color | Colorless |
|---|---|
| Physical Form | Liquid |
| CAS Min % | 0.06 |
| Chemical Name or Material | Buffer, Reference Standard |
| Grade | Reference Standard |
| Concentration | 1X |
| For Use With (Application) | Calibration |
| Sterility | Non-sterile |
| Name Note | pH 3.56± 0.01 at 25°C |
| CAS | 7732-18-5 |
| For Use With (Equipment) | pH Meter and Electrode |
| pH | 3.56 |
| Shelf Life | 24 months |
| Solution Type | pH Buffer |
| CAS Max % | 0.06 |
265
Phosphate Buffer, pH 7, for Water Reaction in Aviation Fuel, Ricca Chemical
For Water Reaction in Aviation Fuel
| Name Note | pH 7 |
|---|---|
| CAS | 7778-77-0 |
| Color | Colorless |
| Physical Form | Liquid |
| pH | 7 |
| CAS Min % | 0.45 |
| Chemical Name or Material | Phosphate Buffer |
| Grade | Laboratory |
| Concentration | 1X |
| For Use With (Application) | Water Analysis |
| Solution Type | Buffer |
| CAS Max % | 0.47 |
266
Total Ionic Strength Adjustment Buffer (TISAB IV), with Tartrate, Ricca Chemical
For Analysis of Fluoride Analysis Using Ion Selective Electrodes
| Name Note | With Tartrate |
|---|---|
| CAS | 7647-01-0 |
| Color | Yellow to Green |
| Packaging | Natural Poly Bottle |
| Physical Form | Liquid |
| pH | 9 |
| CAS Min % | 6.18 |
| Chemical Name or Material | Buffer Solution, Total Ionic Strength Adjustment Buffer (TISAB IV) |
| Grade | Laboratory |
| Concentration | 1X |
| For Use With (Application) | Fluoride Analysis |
| Solution Type | Buffer |
| CAS Max % | 6.43 |
267
Acetate Buffer, for Iron (Phenanthroline Method), Ricca Chemical
For Analysis of Iron (pHenanthroline Method)
| CAS | 7732-18-5 |
|---|---|
| Color | Colorless |
| Physical Form | Liquid |
| CAS Min % | 12.95 |
| Chemical Name or Material | Acetate Buffer |
| Grade | Laboratory |
| Concentration | 1X |
| For Use With (Application) | Iron Analysis |
| Solution Type | Buffer |
| CAS Max % | 13.48 |
268
| CAS | 7732-18-5 |
|---|---|
| For Use With (Equipment) | pH Meter and Electrode |
| Color | Colorless |
| Physical Form | Liquid |
| pH | 1.07 |
| Concentration | 1X |
| For Use With (Application) | Calibration |
| Solution Type | pH Buffer |
269
Nonaqueous Buffer Stock Solution B, Ricca Chemical
For Acid Number and Neutralization Number of Petroleum Products
| Name Note | For Acid Number and Neutralization Number of Petroleum Products |
|---|---|
| CAS | 107-15-3 |
| Color | Amber |
| Packaging | Amber Glass Bottle |
| Physical Form | Liquid |
| CAS Min % | 0.02 |
| Chemical Name or Material | Nonaqueous Buffer Stock Solution B |
| Grade | Laboratory |
| Concentration | 1X |
| For Use With (Application) | Water Analysis |
| Solution Type | Buffer |
| CAS Max % | 0.02 |
270
| Name Note | pH 0.95± 0.01 at 25°C |
|---|---|
| CAS | 7732-18-5 |
| For Use With (Equipment) | pH Meter and Electrode |
| Color | Colorless |
| Physical Form | Liquid |
| pH | 0.95 |
| CAS Min % | 1.2 |
| Chemical Name or Material | Buffer, Reference Standard |
| Concentration | 1X |
| For Use With (Application) | Calibration |
| Solution Type | pH Buffer |
| CAS Max % | 1.25 |