The Oakton NIST Traceable pH Buffer, Red, pH 4, 1 L is a high-precision calibration solution, verified against NIST Standard Reference Materials. Each bottle is supplied with a NIST-traceable calibration report from an ISO Guide 34 and ISO 17025 accredited laboratory. Available in both color-coded red and colorless formulations, and packaged in 500 mL, 1 L, or 4 L sizes. Ideal for accurate pH meter calibration in scientific, industrial, and quality control laboratories.
Product Features
- NIST-traceable reference materials include a calibration report from an ISO Guide 34 and ISO 17025 accredited laboratory
- Color-coded (red) and colorless buffers available
- Pack sizes: 500 mL, 1 L, 4 L
- Additional values and packaging sizes available
- Store at room temperature
Benefits
- Precise calibration – NIST-traceable report ensures confidence in pH accuracy
- Visual confirmation – red color helps in verifying buffer integrity
- Flexible packaging – suitable for diverse lab workflows
- Ready-to-use – room temperature storage reduces prep complexity
- Accredited quality – meets ISO standards for certified laboratories
Why Choose the Oakton Red pH 4 Buffer?
This red, NIST-traceable pH 4 buffer offers certified accuracy, visual clarity, and flexible packaging—perfect for reliable calibration in any lab environment.
