Buffer concentrate, acetate buffer pH 4.00 (Titrisol®) is an analytical standard solution concentrate to prepare a buffer with pH 4.00 ± 0.02 at 20 °C. It is traceable to NIST standards and ideal for pH meter calibration, electrode checking and quality control in water analysis, chemical analysis, food & beverage and pharmaceutical testing.
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1098870001 Buffer concentrate, acetate buffer pH 4.00, Merck (Titrisol®)
1098870001
Merck
Buffer concentrate, acetate buffer pH 4.00, catalogue number 1098870001 (109887), is a high-quality analytical buffer concentrate supplied by MilliporeSigma under the Titrisol® line. Once diluted, it yields a pH 4.00 ± 0.02 buffer solution at 20 °C, traceable to NIST and/or other national standards, intended for performance verification and calibration of pH meters, pH electrodes and other potentiometric measurement systems in laboratory environments.
The buffer concentrate is formulated for precision and stability, ensuring reliable and reproducible calibration results when preparing buffer solutions. It is widely used in analytical chemistry, environmental testing, water analysis, pharmaceutical laboratories, food and beverage quality control, and other applications requiring accurate pH calibration standards.
Advantages
- High precision buffer concentrate for preparation of pH 4.00 buffer solution.
- Traceable to NIST / national standards, suitable for analytical calibration.
- Consistent pH performance at 20 °C for reliable laboratory results.
- Convenient concentrate form simplifies storage and transport.
Technical specifications
| Buffer Type | Acetate buffer |
| pH value (at 20 °C) | 4.00 ± 0.02 |
| Form | Concentrated solution |
| Brand / Line | Titrisol® — MilliporeSigma |
| Intended use | Preparation of pH 4.00 buffer for calibration and verification of pH meters/electrodes |
| Traceability | Traceable to NIST and/or national standards |
| Typical applications | Analytical labs, water analysis, food/beverage, pharma quality control |
| Brand | Merck |
