Lovibond 726116 pH 4.01 Buffer Solution, 500 mL | NIST Traceable Certified Calibration Buffer for pH Meters | Pink Color-Coded

Lovibond 726116 pH 4.01 Buffer Solution – 500 mL NIST Traceable Calibration Buffer

The Lovibond 726116 pH 4.01 Buffer Solution is a certified, NIST-traceable calibration standard designed for accurate calibration of pH meters and pH electrodes. Supplied in a 500 mL bottle, this color-coded pink buffer solution provides a precise pH value of 4.01 ± 0.01 at 25°C, making it an ideal acidic reference point for pH meter calibration.

Manufactured using certified reference materials traceable to the National Institute of Standards and Technology (NIST), this calibration solution delivers reliable and repeatable results for laboratory testing, water treatment facilities, environmental monitoring, industrial processes, educational institutions, and research applications.

Its distinctive pink color allows for quick identification during calibration procedures and helps prevent accidental use of the wrong buffer solution.

Why Use a pH 4.01 Buffer Solution?

A pH 4.01 buffer is commonly used as the acidic calibration point during two-point and three-point pH meter calibrations. It helps ensure accurate measurements when testing acidic samples and improves overall instrument performance.

Common applications include:

• Drinking water analysis
• Wastewater treatment
• Environmental monitoring
• Laboratory testing
• Industrial process control
• Food and beverage testing
• Agricultural applications
• Educational and research laboratories

Product Specifications

Features & Benefits

NIST Traceable Accuracy

Produced using certified reference materials traceable to NIST standards to ensure dependable calibration performance.

Universal pH Meter Compatibility

Suitable for calibrating pH electrodes with virtually all pH meters, including instruments with automatic buffer recognition and manual calibration settings.

Color-Coded Pink Solution

The distinctive pink color allows for quick visual identification and helps distinguish it from neutral and alkaline buffer solutions.

Certified Calibration Standard

Manufactured under strict quality control standards for reliable and repeatable calibration results.

Convenient 500 mL Bottle

Provides ample volume for routine laboratory, industrial, and field calibration procedures.

Compatible with Most pH Meters

The Lovibond 726116 pH 4.01 Buffer Solution is suitable for use with:

• Benchtop pH meters
• Portable pH meters
• Laboratory pH analyzers
• Industrial pH controllers
• Water quality testing equipment
• Multiparameter meters with pH functionality

Frequently Asked Questions

What is the pH value of this buffer solution?

The solution has a certified pH value of 4.01 ± 0.01 at 25°C.

Why is pH 4.01 used for calibration?

pH 4.01 serves as the acidic calibration point and helps ensure accurate measurement of acidic samples.

Is this buffer solution NIST traceable?

Yes. The solution is manufactured using certified reference materials traceable to NIST standards.

Can it be used with any pH meter?

Yes. It is compatible with virtually all pH meters, including models featuring automatic buffer recognition and manual calibration functions.

Why is the solution pink?

The pink color helps users quickly identify the pH 4.01 buffer and reduce the likelihood of calibration errors.

Is this solution certified?

Yes. The buffer solution is certified and manufactured to strict quality standards for calibration applications.

How much solution is included?

Each bottle contains 500 mL of pH calibration buffer solution.

How should the buffer solution be stored?

Store the sealed bottle between 5°C and 30°C and avoid contamination during use to preserve calibration accuracy.