HI6004 – pH 4.010 Millesimal Calibration Buffer (500 mL)

HI6004 is a pH 4.010 calibration buffer with a high accuracy of +/- 0.002 pH. Millesimal buffer solutions are designed for customers who require a resolution of 0.001 for their pH measurements. The HI6004 is NIST traceable and supplied with a Certificate of Analysis. Hanna calibration buffers have the lot number and expiration date clearly marked on the label and are air tight with a tamper-proof seal to ensure the quality of the solution. Hanna’s line of millesimal calibration buffers have been specially formulated to have an expiration of 5 years from the date of manufacture for an unopened bottle.

• Supplied with Certificate of Analysis
• Accuracy of +/- 0.002 pH @ 25^°C
• Temperature chart of the actual pH value at various temperatures printed on each sachet