pH Buffer Calibration Solution, pH 4.00 — 1 Gallon — NIST Traceable Reference Standards for All pH Meters — Color Coded Red

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pH Buffer Calibration Solution, pH 4.00 — 1 Features

• NIST Reference Calibrated

• Color-Coded for Easy Reference

• Lot Numbered and Expiration Dated

• Individual Bagged 1 Gallon Bottle

• For Pharmaceutical, Academic, Research and Industrial Labs

About PH Buffer Calibration Solution, PH 4.00 — 1

This buffer calibration solution is suitable for the calibration of all pH meters. Each production lot is manufactured in our own laboratory following carefully controlled, written procedures and standardized against NIST standard reference materials (SRM) for high accuracy. The finished product is assigned a unique Lot number and expiration date. These products will have greater than one year shelf life when received. Certificate of analysis and traceability included.