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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151
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165
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152
Buffer solution, pH 11.00 (+/-0.026 @ 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 |
| Physical Form | Liquid |
| Chemical Name or Material | Buffer solution |
| SMILES | N.O |
| InChI Key | VHUUQVKOLVNVRT-UHFFFAOYSA-N |
| PubChem CID | 14923 |
| CAS | 1336-21-6 |
| MDL Number | MFCD00066650 |
| Solubility Information | Miscible with water. |
| TSCA | Yes |
| Recommended Storage | Ambient temperatures |
| Molecular Formula | H5NO |
| Odor | Odorless |
153
TEA, 0.2M buffer soln., pH 8.0, Thermo Scientific Chemicals
CAS: 102-71-6 Molecular Formula: C6H15NO3 Molecular Weight (g/mol): 149.19 MDL Number: MFCD00002855 InChI Key: GSEJCLTVZPLZKY-UHFFFAOYSA-N Synonym: Triethanolamine buffer solution PubChem CID: 7618 ChEBI: CHEBI:28621 IUPAC Name: 2-[bis(2-hydroxyethyl)amino]ethanol
| PubChem CID | 7618 |
|---|---|
| CAS | 102-71-6 |
| Molecular Weight (g/mol) | 149.19 |
| ChEBI | CHEBI:28621 |
| MDL Number | MFCD00002855 |
| Synonym | Triethanolamine buffer solution |
| IUPAC Name | 2-[bis(2-hydroxyethyl)amino]ethanol |
| InChI Key | GSEJCLTVZPLZKY-UHFFFAOYSA-N |
| Molecular Formula | C6H15NO3 |
154
| 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 |
155
| Linear Formula | KH2PO4 |
|---|---|
| Color | Colorless |
| Traceability to NIST | Traceable to NIST |
| Physical Form | Liquid |
| Chemical Name or Material | Phosphate Buffer pH 7.2 |
| Grade | Certified |
| Identification | Passes Test |
| Density | 1g/mL |
| Name Note | For BOD |
| CAS | 12125-02-9 |
| 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 | Gaseous Ammonia; Phosphorus oxides |
| Health Hazard 2 | GHS H Statement Solution is not hazardous. |
| Solubility Information | Soluble in water |
| Packaging | Poly Bottle |
| pH | 7.2 ±0.1 |
| Recommended Storage | Room Temperature |
| Formula Weight | 136.09 |
| Specific Gravity | 1g/mL |
| CAS Max % | 0.17 |
156
Ricca Chemical Company Citrate Buffer, pH 6.00, Ricca Chemical
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157
Phosphate Buffer Solution, pH 7, ASTM for Chlorine, Ricca Chemical
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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 |
158
Buffer concentrate, pH 13.00, glycine / sodium hydroxide / sodium chloride solution, Honeywell Fluka™
for 500 ml buffer solution, glycine / sodium hydroxide / sodium chloride solution
159
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Orion™ pH 4.01 Buffer, Red, 475 mL, pH 4.01 Buffer, Color Coded Red, 475 mL PROMO, Thermo Scientific™
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Orion™ pH 4.01 Buffer, Red, 475 mL, pH 4.01 Buffer, Color Coded Red, 475 mL PROMO, Thermo Scientific™
Perform accurate, reproducible pH calibrations with the Thermo Scientific™ Orion pH Buffer Bottles.
160
Spectrum Chemical Manufacturing Corporation Red-Four (TM) Buffer Solution, pH 4.01 +/- 0.01 at 25°C, Color-coded RED, Reference Standard, Spectrum™ Chemical
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B1163
161
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 |
162
Buffer solution pH 4.008 (25°C), With fungicide, according to DIN 19266, Honeywell Fluka™
CAS: 1336-21-6 Molecular Formula: H5NO Molecular Weight (g/mol): 35.05 MDL Number: MFCD00066650 InChI Key: VHUUQVKOLVNVRT-UHFFFAOYSA-N PubChem CID: 14923 ChEBI: CHEBI:18219 IUPAC Name: azanium;hydroxide SMILES: N.O
| PubChem CID | 14923 |
|---|---|
| CAS | 1336-21-6 |
| Molecular Weight (g/mol) | 35.05 |
| ChEBI | CHEBI:18219 |
| MDL Number | MFCD00066650 |
| SMILES | N.O |
| IUPAC Name | azanium;hydroxide |
| InChI Key | VHUUQVKOLVNVRT-UHFFFAOYSA-N |
| Molecular Formula | H5NO |
163
Buffer solution pH 3.0 (20°C), Citric acid / sodium hydroxide / sodium chloride solution, with fungicide, traceable to SRM from NIST and PTB, Honeywell Fluka™
Citric acid / sodium hydroxide / sodium chloride solution, with fungicide, traceable to SRM from NIST and PTB
| CAS | 7732-18-5 |
|---|---|
| UN Number | NONH for all modes of transport |
164
Succinate, 0.2M buffer soln., pH 5.0, Thermo Scientific™
CAS: 150-90-3 Molecular Formula: C4H4Na2O4 Molecular Weight (g/mol): 162.052 MDL Number: MFCD00002789 InChI Key: ZDQYSKICYIVCPN-UHFFFAOYSA-L PubChem CID: 9020 ChEBI: CHEBI:63675 IUPAC Name: disodium;butanedioate SMILES: C(CC(=O)[O-])C(=O)[O-].[Na+].[Na+]
| PubChem CID | 9020 |
|---|---|
| CAS | 150-90-3 |
| Molecular Weight (g/mol) | 162.052 |
| ChEBI | CHEBI:63675 |
| MDL Number | MFCD00002789 |
| SMILES | C(CC(=O)[O-])C(=O)[O-].[Na+].[Na+] |
| IUPAC Name | disodium;butanedioate |
| InChI Key | ZDQYSKICYIVCPN-UHFFFAOYSA-L |
| Molecular Formula | C4H4Na2O4 |
165
Ammonia buffer solution, Ammonium chloride / ammonia, pH 10, for complexometry, Honeywell Fluka™
Ammonium chloride / ammonia, pH 10, for complexometry
| CAS | 12125-02-9 |
|---|---|
| Health Hazard 2 | P260-P280-P303 + P361 + P353-P304 + P340 + P310-P305 + P351 + P338 |
| Chemical Name or Material | Ammonia buffer solution |