The Reagecon Diagnostics pH 4.00 Buffer Solution at 20°C, 500 mL, is a certified reference material designed for precise calibration of pH meters. Manufactured under ISO 17034 accreditation and traceable to NIST standards, this red-colored, aqueous-based, non-hazardous solution ensures accurate and reliable laboratory measurements. With a pH value of 4.00 at 20°C and an accuracy of ±0.01, it is ideal for quality control, method validation, and instrument qualification.
Key Features:
This solution is essential for laboratories requiring precise and reliable pH measurements.
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