Buy Hanna Marine pH 4.01 Calibration Solution (500 mL) | Fine Pebble Aquarium

Hanna Marine pH 4.01 Calibration Solution (500 mL)

$30.00

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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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