The Reagecon Diagnostics pH 9.21 Buffer Solution at 25°C, 250 mL, is a certified reference material designed for precise calibration of pH meters in alkaline conditions. Manufactured under ISO 17034 accreditation and traceable to NIST standards, this blue-colored, aqueous-based, non-hazardous solution ensures accurate and reliable laboratory measurements. Tested at 25°C with an accuracy of ±0.02, it is ideal for quality control, method validation, and instrument qualification in environments where the pH is expected to be alkaline.
Key Features:
This solution is essential for laboratories requiring precise and reliable pH measurements in high pH ranges.
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