Hanna Instruments Groline pH 4.01 Calibration Buffer, 500mL
Hanna Instruments Groline pH 4.01 Calibration Buffer, 500mL

Hanna Instruments Groline pH 4.01 Calibration Buffer, 500mL

$19.50   $18.67

Hanna's Buffer solutions are made from established formulas and are standardized with a pH meter that is calibrated to NBS/NIST primary standard buffer solutions. s.

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HI7004L is a premium quality pH 4.01 calibration solution. 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 calibration buffers have been specially formulated to have an expiration of 5 years from the date of manufacture for an unopened bottle. · Color coded label for easy pH buffer value identification · Accuracy of +/- 0.01 pH @ 25°C · Temperature chart of the actual pH value at various temperatures printed on each bottle

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