Hanna HI5004 pH 4.01 25°C Technical Calibration

Hanna HI5004 pH 4.01 25°C Technical Calibration

The Hanna HI5004 pH 4.01 25°C Technical Calibration is a designed to deliver highly stable and precise calibration for pH meters and electrodes. This solution is traceable to NIST standards and comes with a Certificate of Analysis, making it ideal for laboratories, industrial settings, and quality-sensitive applications.

Features of HI5004 pH 4.01 Calibration Solution

Midpoint Accuracy in the Acidic pH Range

The pH 4.01 value represents a critical calibration point within the acidic range, making it essential for routine checks in water purification, food production, and chemical analysis.

NIST Traceable with Certified Quality

Each bottle is produced using high-purity salts and deionized water, prepared in ISO-compliant, temperature-controlled environments. A Certificate of Analysis is included to ensure traceability and performance.

Secure, Stable, and Tamper-Proof Packaging

The 500 mL bottle features a tamper-evident, airtight seal to prevent contamination and preserve buffer integrity. It also includes a batch number, expiry date, and a pH vs. temperature correlation chart on the label.

Technical Specifications

Recommended Uses of Hanna HI5004 Buffer Solution

• Water treatment and purification plants

• Food and beverage industry laboratories

• Field testing and research applications

• Educational and chemical analysis labs

Best Practices for Calibration and Maintenance

• Always calibrate with fresh solution

• Store tightly sealed at 25°C in a shaded environment

• Clean electrodes with Hanna’s recommended cleaning solutions

• Use buffer solution regularly to extend electrode life and ensure accurate results