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Buffers

RICCA has been the leading name in high quality pH buffers for over 45 years. RICCA pH buffer's tight specifications ensure precision and accuracy with every reading. Choose from a complete line of ISO accredited, NIST traceable pH buffers ranging from pH 0.5 to pH 13. The more commonly used buffers (pH 4, 7, & 10) are available as clear or color-coded solutions for easy identification. Alternative color-coding is available for other pH values. RICCA does not use formaldehyde or mercury compounds as preservatives, or chromium compounds as colorants, thus making our buffers safer for you and the environment.

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pH Calibration Precision Buffers

Precise specifications of ± 0.005 at 25°C or better, providing you with the highest accuracy in pH calibration. 

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pH Calibration Reference Buffers

Full pH range of pH calibration standards with specifications of ± 0.01 at 25°C.

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Buffers designed to maintain critical pH for a wide array of applications.