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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361
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375
of
1,670
results
361
| Linear Formula | Na2B4O7·10H2O |
|---|---|
| Color | Colorless |
| Traceability to NIST | Traceable to NIST |
| Physical Form | Liquid |
| Chemical Name or Material | Borate Buffer |
| Grade | Certified |
| Identification | Passes Test |
| Name Note | For Nitrogen (Ammonia), Nitrogen (Organic) |
| 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. If exposed or concerned: Get medical advice/attention. Store locked up. Dispose of contents/container to comply with local, state and federal regulations. |
| Decomposition Information | Boron |
| Health Hazard 2 | GHS H Statement May damage fertility or the unborn child. |
| Solubility Information | Soluble in water |
| Packaging | Poly Bottle |
| pH | 9.50 ±0.20 |
| Health Hazard 1 | Danger |
| Recommended Storage | Room Temperature |
| Formula Weight | 381.37 |
| CAS Max % | 0.04 |
363
Sodium Formate Buffer, pH 2.9, Reagents
Sodium Formate Buffer, pH 2.9, Reagent, for general laboratory use. Manufactured in ISO 9001 facility.
365
Buffer pH 7.00 ± 0.01 at 25°C, Color-Coded Yellow Reference Standard, Reagents
Buffer pH 7.00 ± 0.01 at 25°C, Color-Coded Yellow 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 | 26628-22-8 |
| For Use With (Equipment) | pH Meter |
| Color | Yellow |
| Physical Form | Liquid |
| pH | 7 |
| Chemical Name or Material | Buffer pH 7.00 ± 0.01 at 25°C, Color-Coded Yellow Reference Standard |
| For Use With (Application) | Calibration |
| Sterility | Non-sterile |
| Specific Gravity | 1.006 |
| Solution Type | Buffer |
| Melting Point | 0°C |
366
Buffer pH 0.50 ± 0.01 at 25°C Reference Standard, Reagents
Buffer pH 0.50 ± 0.01 at 25°C Reference Standard, NIST Traceable, use for pH meter calibration. Manufactured in ISO 9001 facility. NIST Traceable.
367
TISAB IV Solution, Reagents
TISAB IV Solution, Reagent, use for Water analysis (Fluoride). Manufactured in ISO 9001 facility.
| Boiling Point | 100°C |
|---|---|
| CAS | 6106-24-7 |
| For Use With (Equipment) | Fluoride Meter |
| Color | Colorless |
| Physical Form | Liquid |
| Chemical Name or Material | TISAB IV Solution |
| Grade | Reagent |
| Synonym | Total Ionic Strength Adjustment Buffer |
| Sterility | Non-sterile |
| Specific Gravity | 1.1 |
| Solution Type | Buffer |
368
TISAB III Solution with CDTA, Reagents
TISAB III Solution with CDTA, Reagent, use for Water analysis (Fluoride). Manufactured in ISO 9001 facility.
| Boiling Point | 100°C |
|---|---|
| CAS | 631-61-8 |
| For Use With (Equipment) | Fluoride Meter |
| Color | Colorless |
| Packaging | Poly Bottle |
| Physical Form | Liquid |
| Chemical Name or Material | TISAB III Solution with CDTA |
| Grade | Reagent |
| Synonym | Total Ionic Strength Adjustment Buffer |
| Sterility | Non-sterile |
| Specific Gravity | 1.1269 |
| Solution Type | Buffer |
369
Zinc Buffer, (Ammonium Hydroxide/Oxalic Acid), Reagents
Zinc Buffer, (Ammonium Hydroxide/Oxalic Acid), Reagent, use for Zinc analysis. Manufactured in ISO 9001 facility.
371
Buffer pH 6.86 ± 0.01 at 25°C Reference Standard, Reagents
Buffer pH 6.86 ± 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 | 7778-77-0 |
| For Use With (Equipment) | pH Meter |
| Color | Colorless |
| Physical Form | Liquid |
| pH | 6.86 |
| Chemical Name or Material | Buffer pH 6.86 ± 0.01 at 25°C Reference Standard |
| For Use With (Application) | Calibration |
| Sterility | Non-sterile |
| Specific Gravity | 1.0056 |
| Solution Type | Buffer |
| Melting Point | 0°C |
372
| Linear Formula | KH2PO4 |
|---|---|
| Color | Colorless |
| Traceability to NIST | Traceable to NIST |
| Physical Form | Liquid |
| Chemical Name or Material | Buffer Solution pH 7.38 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 | 7.38 ±0.01 |
| Recommended Storage | Room Temperature |
| Formula Weight | 136.09 |
| CAS Max % | 0.1 |
373
Acetate Buffer, pH 4.0 for Residual Chlorine Analysis, Reagents
Acetate Buffer, pH 4.0 for Residual Chlorine Analysis, Reagent, use for Water and wastewater analysis. Manufactured in ISO 9001 facility.
| Boiling Point | 118°C |
|---|---|
| CAS | 7732-18-5 |
| Color | Colorless |
| Physical Form | Liquid |
| pH | 4 |
| Chemical Name or Material | Acetate Buffer, pH 4.0 for Residual Chlorine Analysis |
| Grade | Reagent |
| Sterility | Non-sterile |
| Specific Gravity | 1.15 |
| Solution Type | Buffer |
374
| Name Note | For Chlorine, Iodine |
|---|---|
| Linear Formula | CH3COOHNa·3H2O |
| CAS | 6131-90-4 |
| Health Hazard 2 | GHS H Statement Causes skin irritation. Causes serious eye irritation. |
| Physical Form | Liquid |
| pH | 4.0 ±0.1 |
| Health Hazard 1 | Warning |
| Grade | Certified |
| Recommended Storage | Room Temperature |
| Formula Weight | 136.08 |
| CAS Max % | 22 |
375
Buffer pH 3.00 ± 0.01 at 25°C Reference Standard, Reagents
Buffer pH 3.00 ± 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 | 7732-18-5 |
| For Use With (Equipment) | pH Meter |
| Color | Colorless |
| Physical Form | Liquid |
| pH | 3 |
| Chemical Name or Material | Buffer pH 3.00 ± 0.01 at 25°C Reference Standard |
| For Use With (Application) | Calibration |
| Sterility | Non-sterile |
| Specific Gravity | 1.0043 |
| Solution Type | Buffer |
| Melting Point | 0°C |