Hanna pH 4.01 Calibration Solution (1 G ( 3.78 L)) - HI7004/1G

Hanna Instruments HI7004/1G Premium pH 4.01 Calibration Solution is a high-quality, red-dyed buffer designed specifically for the calibration of pH meters and electrodes in laboratory and industrial environments. This solution is prepared in strict accordance with ISO 3696/BS3978 standards, utilizing high purity salts, deionized water, and certified weight-checked balances, as well as Class A glassware in a controlled environment to ensure superior accuracy and reliability.

With an accuracy of ±0.01 pH at 25°C and featuring a red dye for easy visual identification, the HI7004/1G solution is ideal for routine maintenance of analytical instrumentation. The calibration buffer is supplied in a durable 1-gallon (3.78-liter) container equipped with an airtight, tamper-proof seal, maintaining the integrity of the solution over time. Each bottle is marked with both the lot number and expiration date for traceability and compliance. A temperature correction chart is also printed on the bottle to ensure proper calibration under varying conditions.

• Premium buffer solution for pH 4.01 calibration, red-dyed for identification.
• Standardized to ±0.01 pH at 25°C for high measurement confidence.
• Meets ISO 3696/BS3978 manufacturing standards.
• Air-tight and tamper-evident bottle safeguards solution quality and longevity.
• Lot number and expiration date labeled for traceability and quality assurance.
• Comprehensive temperature chart allows for accurate calibration at different temperatures.
• Long shelf life up to 5 years for unopened containers.
• Optimized for laboratory, research, industrial, and environmental calibration uses.

This solution is a preferred choice for precise pH calibration in chemical laboratories, educational institutions, industrial quality control, water testing, and environmental analysis. Browse more trusted Hanna Instruments laboratory calibration solutions on EnvMart to support your analytical needs.