Hanna pH 4.01 @ 25°C Calibration Buffer in FDA bottle with Certificate of Analysis, 500 ml - HI8004L/C

The HI8004L/C pH 4.01 Calibration Buffer Solution is a premium laboratory standard designed for precise calibration of pH meters and electrodes. Supplied in a durable, opaque 500 mL FDA-compliant bottle, this buffer solution ensures accuracy with a certified pH value of 4.01 ±0.01 at 25 °C. The product is delivered with a Certificate of Analysis, confirming its NIST traceability and batch-specific quality parameters.

The bottle features a tamper-proof seal to maintain solution integrity and prevent contamination. For added convenience and traceability, each bottle is labeled with a lot number and expiration date, and features a temperature correlation chart for referencing pH value at different temperatures.

• Highly stable and reliable for laboratory, environmental, research, and industrial applications.
• Ensures accurate calibration of laboratory and field pH meters, supporting compliance and reproducibility.
• Long shelf life up to 5 years (sealed) maximizes value and usability.
• The solution is air-tight and protected from light, maintaining chemical stability.

Applications include water quality assessment, industrial process control, educational laboratories, agricultural research, and wherever high-accuracy pH calibration is required.

Explore more laboratory buffers, calibration standards, and pH measurement solutions in the Laboratory Instruments & Supplies section on EnvMart.