Electrochemistry Buffers
Buffer solutions suitable for use as reference and calibration standards for measuring pH values.
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For Use With (Application)
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271
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271
Spectrum Chemical Manufacturing Corporation Buffer Solution, pH 4.01 ± 0.01 at 25°C, Reference Standard, Spectrum™ Chemical
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| CAS | 877-24-7 |
|---|---|
| For Use With (Equipment) | pH Meter |
| pH | 4.01 ±0.01 |
| Chemical Name or Material | Buffer Solution, pH 4.01 +/- 0.01 @ 25 DEG C, Reference Standard |
| For Use With (Application) | pH Measurement |
272
| MDL Number | MFCD00146206 |
|---|---|
| Solubility Information | Soluble in water (121mg/ml at 20°C). |
| Physical Form | Liquid |
| pH | 8.5 |
| Chemical Name or Material | Sodium phosphate buffer soln. |
| TSCA | Yes |
| Recommended Storage | Ambient temperatures |
| Concentration | 0.2 M |
273
| Color | Blue |
|---|---|
| Traceability to NIST | Yes |
| Physical Form | Liquid |
| pH | 9.99 to 10.01 (5% soln. at 25°C) |
| Chemical Name or Material | Buffer, pH 10 Reference standard solution |
274
Buffer concentrate pH 8.00, Buffer concentrate pH 8.00, Honeywell Fluka™
for 500 ml buffer solution, sodium tetraborate / hydrochloric acid
275
Buffer Solution Concentrate, pH 10.00, Spectrum™ Chemical
Small and Specialty Supplier Partner
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Small and Specialty Supplier Partner
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Small and/or specialty supplier based on Federal laws and SBA requirements.
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276
Thermo Scientific Chemicals Borate, 0.5M buffer soln., pH 8.5
CAS: 1330-43-4 Molecular Formula: B4Na2O7 Molecular Weight (g/mol): 201.21 MDL Number: MFCD00081185 InChI Key: NXSVMNYRVBQCMO-UHFFFAOYSA-N IUPAC Name: disodium bicyclo[3.3.1]tetraboroxane-3,7-bis(ylium)-1,5-diuide-1,5-bis(olate) SMILES: [Na+].[Na+].[O-][B-]12O[B+]O[B-]([O-])(O[B+]O1)O2
| CAS | 1330-43-4 |
|---|---|
| Molecular Weight (g/mol) | 201.21 |
| MDL Number | MFCD00081185 |
| SMILES | [Na+].[Na+].[O-][B-]12O[B+]O[B-]([O-])(O[B+]O1)O2 |
| IUPAC Name | disodium bicyclo[3.3.1]tetraboroxane-3,7-bis(ylium)-1,5-diuide-1,5-bis(olate) |
| InChI Key | NXSVMNYRVBQCMO-UHFFFAOYSA-N |
| Molecular Formula | B4Na2O7 |
277
Promotions Available
Orion™ pH 7.00 Buffer, Yellow, 475 mL, pH 7.00 Buffer, Color Coded Yellow, 475 mL PROMO, Thermo Scientific™
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Orion™ pH 7.00 Buffer, Yellow, 475 mL, pH 7.00 Buffer, Color Coded Yellow, 475 mL PROMO, Thermo Scientific™
Small and Specialty Supplier Partner
Small and/or specialty supplier based on Federal laws and SBA requirements.
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Small and Specialty Supplier Partner
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Small and/or specialty supplier based on Federal laws and SBA requirements.
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Perform accurate, reproducible pH calibrations with the Thermo Scientific™ Orion pH Buffer Bottles.
278
Buffer Solution, pH 1.68 +/-0.02 at 25°C, Reference Standard, Spectrum™ Chemical
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Small and/or specialty supplier based on Federal laws and SBA requirements.
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Small and Specialty Supplier Partner
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Small and/or specialty supplier based on Federal laws and SBA requirements.
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B-220
| CAS | 7732-18-5 |
|---|---|
| For Use With (Equipment) | pH Meter |
| Packaging | Poly Bottle |
| Physical Form | Aqueous Solution |
| pH | 1.66 to 1.70 |
| For Use With (Application) | Titration |
| Solution Type | Standard |
| CAS Max % | 98% |
279
| 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 |
280
| 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 |
281
| Linear Formula | C10H14O |
|---|---|
| Color | Brown to Colorless |
| Traceability to NIST | Traceable to NIST |
| Physical Form | Liquid |
| Chemical Name or Material | Buffer Solution pH 13.0 at 25°C |
| Grade | Certified |
| Identification | Passes Test |
| Density | 1g/mL |
| CAS | 89-83-8 |
| Decomposition Information | Phosphine; Phosphorus oxides; Phosgene; Thermal decomposition generates: Corrosive vapors; Carbon dioxide; Carbon monoxide |
| Health Hazard 2 | GHS H Statement Causes severe skin burns and eye damage. |
| Solubility Information | Soluble in water |
| pH | 13.00 ±0.05 |
| Health Hazard 1 | Danger |
| Recommended Storage | Room Temperature |
| Formula Weight | 150.22 |
| Specific Gravity | 1g/mL |
| CAS Max % | 0.05 |
282
Ricca Chemical Company Acetate Buffer, pH 4.5, USP Reagent, Ricca Chemical
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Small and/or specialty supplier based on Federal laws and SBA requirements.
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Small and/or specialty supplier based on Federal laws and SBA requirements.
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283
Acetate Buffer, pH 5.5, APHA for Arsenic, Ricca Chemical
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Small and/or specialty supplier based on Federal laws and SBA requirements.
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Small and/or specialty supplier based on Federal laws and SBA requirements.
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CAS: 7732-18-5
| CAS | 7732-18-5 |
|---|
284
Ricca Chemical Company Buffer, Precision Reference Standard, pH 6.500 ± 0.002 at 25°C, Ricca Chemical
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285
| 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 |