Electrochemistry Buffers
Buffer solutions suitable for use as reference and calibration standards for measuring pH values.
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Buffer Solution, pH 7.00 (Certified), Fisher Chemical™
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Buffer Solution, pH 7.00 (Certified), Fisher Chemical™
Potassium Phosphate Monobasic/Sodium Hydroxide
| Color | Colorless |
|---|---|
| Traceability to NIST | Traceable to NIST. |
| Physical Form | Liquid |
| Chemical Name or Material | Buffer Solution, pH 7.00 |
| Grade | Certified |
| Identification | Pass Test |
| ChemAlert Storage Symbol | Gray |
| Density | 1.003g/cm³ |
| Vapor Pressure | 14mmHg at 20°C |
| CAS | 7732-18-5 |
| MDL Number | MFCD00134130 |
| pH | 7.00 |
| Synonym | Chlorine Titrimeter Reagent |
| Melting Point | 0°C |
17
| For Use With (Equipment) | Instruments and Electrodes |
|---|---|
| Traceability to NIST | Traceable to NIST |
| Physical Form | Liquid |
| Chemical Name or Material | pH Buffer Standards |
| Grade | Certified |
| Purity Grade Notes | Accuracy at 25°C is ±0010pH |
| For Use With (Application) | Calibration |
| ChemAlert Storage Symbol | Gray |
| Solution Type | Buffer |
19
Buffer, Reference Standard, pH 2.00 ± 0.01 at 25°C, Ricca Chemical
SureTRACE
Supports traceability with guaranteed access to certificates and proactive change notifications.
Learn More
SureTRACE
Supports traceability with guaranteed access to certificates and proactive change notifications.
Learn More
Supports traceability with guaranteed access to certificates and proactive change notifications.
Learn More
| Boiling Point | 100°C |
|---|---|
| CAS | 7447-40-7 |
| For Use With (Equipment) | pH Meter and Electrode |
| Color | Colorless |
| Physical Form | Liquid |
| pH | 2 |
| Concentration | 1X |
| Shelf Life | 24 months |
| For Use With (Application) | Calibration |
| Solution Type | pH Buffer |
| Melting Point | 0°C |
20
Buffer Solution, pH 2.00, Mettler Toledo™
CAS: 7447-40-7 Molecular Formula: ClK Molecular Weight (g/mol): 74.55 MDL Number: MFCD00011360 InChI Key: WCUXLLCKKVVCTQ-UHFFFAOYSA-M Synonym: Hydrochloric acid PubChem CID: 4873 ChEBI: CHEBI:32588 IUPAC Name: potassium chloride SMILES: [Cl-].[K+]
| PubChem CID | 4873 |
|---|---|
| CAS | 7447-40-7 |
| Molecular Weight (g/mol) | 74.55 |
| ChEBI | CHEBI:32588 |
| MDL Number | MFCD00011360 |
| SMILES | [Cl-].[K+] |
| Synonym | Hydrochloric acid |
| IUPAC Name | potassium chloride |
| InChI Key | WCUXLLCKKVVCTQ-UHFFFAOYSA-M |
| Molecular Formula | ClK |
22
Buffer pH 10.00 ± 0.01 at 25°C, Color-Coded Blue Reference Standard, Reagents
Buffer pH 10.00 ± 0.01 at 25°C, Color-Coded Blue Reference Standard, Reference Buffer, use for pH meter calibration. Manufactured in ISO 9001 facility. Accredited to ISO 17025, NIST Traceable.
| Boiling Point | 100°C |
|---|---|
| CAS | 144-55-8 |
| For Use With (Equipment) | pH Meter |
| Color | Blue |
| Physical Form | Liquid |
| pH | 10 |
| Chemical Name or Material | Buffer pH 10.00 ± 0.01 at 25°C, Color-Coded Blue Reference Standard |
| For Use With (Application) | Calibration |
| Sterility | Non-sterile |
| Specific Gravity | 1.0027 |
| Solution Type | Buffer |
| Melting Point | 0°C |
23
| Linear Formula | KCl |
|---|---|
| Color | Colorless |
| Traceability to NIST | Traceable to NIST |
| Physical Form | Liquid |
| Chemical Name or Material | Buffer Solution pH 2.0 at 25°C |
| Grade | Certified |
| Identification | Passes Test |
| Density | 1g/mL |
| CAS | 7647-01-0 |
| Decomposition Information | Hydrogen chloride |
| Health Hazard 2 | GHS H Statement Causes skin and serious eye irritation. |
| Solubility Information | Soluble in water |
| pH | 2.00 ±0.01 |
| Health Hazard 1 | Warning |
| Recommended Storage | Room Temperature |
| Formula Weight | 74.55 |
| Specific Gravity | 1g/mL |
| CAS Max % | 0.04 |
24
Technical Buffer, METTLER TOLEDO
The technical buffer solution with provides a precise acidic calibration point for pH meters.
25
| Linear Formula | KH2PO4 |
|---|---|
| Color | Colorless |
| Traceability to NIST | Traceable to NIST |
| Physical Form | Liquid |
| Chemical Name or Material | Buffer Solution pH 7.0 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 | 7.00 ±0.01 |
| Recommended Storage | Room Temperature |
| Formula Weight | 136.09 |
| CAS Max % | 0.08 |
26
Chemical Solution, Buffer Solution pH 10.0 at 25°C, Color Coded Blue, Traceable to NIST, LabChem
This Chemical Solution, Buffer Solution has a pH of 10.0 at 25°C, is Color Coded Blue, and is Traceable to NIST.
| Traceability to NIST | Yes |
|---|---|
| Physical Form | Aqueous Solution |
| Solution Type | Buffer |
27
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Thermo Scientific™ Orion™ All-in-One™ pH Buffer Kits
Work with ease using this color-coded pH buffer kit that includes three buffers, storage solution and a storage bottle.
| Traceability to NIST | Yes |
|---|---|
| Packaging | Kit |
29
Buffer, Acetate, pH 5.5, Reagents
Buffer, Acetate, pH 5.5, Reagent, for general laboratory use. Manufactured in ISO 9001 facility.
| Boiling Point | 100°C |
|---|---|
| CAS | 6131-90-4 |
| Color | Colorless |
| Packaging | Poly Bottle |
| Physical Form | Liquid |
| pH | 5.5 |
| Chemical Name or Material | Buffer, Acetate, pH 5.5 |
| Grade | Reagent |
| Sterility | Non-sterile |
| Specific Gravity | 1.1 |
| Solution Type | Buffer |
30
Buffer pH 10.00 ± 0.01 at 25°C Reference Standard, Reagents
Buffer pH 10.00 ± 0.01 at 25°C Reference Standard, Reference Buffer, use for pH meter calibration. Manufactured in ISO 9001 facility. Accredited to ISO 17025, NIST Traceable.
| Boiling Point | 100°C |
|---|---|
| CAS | 144-55-8 |
| For Use With (Equipment) | pH Meter |
| Color | Colorless |
| Physical Form | Liquid |
| pH | 10 |
| Chemical Name or Material | Buffer pH 10.00 ± 0.01 at 25°C Reference Standard |
| For Use With (Application) | Calibration |
| Sterility | Non-sterile |
| Specific Gravity | 1.0027 |
| Solution Type | Buffer |
| Melting Point | 0°C |