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

Hanna Instruments HI7004/1L pH 4.01 Calibration Solution is a high-quality buffer solution designed for calibration of pH meters in laboratories, manufacturing, and water treatment facilities. The solution is dyed red for easy identification and is manufactured under ISO 3696/BS3978 standards using high purity salts, deionized water, certified weight-checked balances, and Class A glassware in a temperature-controlled environment.

• This calibration solution provides an accuracy of ±0.01 pH at 25°C, ensuring traceable and repeatable results.
• Each 1 L bottle is sealed air-tight and features a tamper-proof cap for maintaining solution integrity.
• Expiration dates and lot numbers are visible, supporting proper inventory management and regulatory compliance.
• A printed temperature correction chart on the bottle enables precise calibration under different conditions.
• Specially formulated for an unopened bottle shelf life of 5 years from the date of manufacture.
• Widely used in laboratory, industrial, water quality, and scientific calibration procedures.

Ideal for applications in laboratories, industrial QC, water treatment facilities, environmental monitoring, and calibration of scientific instruments. Browse more Hanna Instruments and pH calibration solutions in EnvMart’s Lab Chemicals & Solutions Catalog.