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HI7004L pH 4.01 Calibration Solution (500 mL)

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℃
  • Temperature chart of the actual pH value at various temperatures printed on each bottle

Description

HI7004L is a premium quality pH 4.01 calibration solution that 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 calibration buffers have been specially formulated to have an expiration of 5 years from the date of manufacture for an unopened bottle.

Air tight bottle with tamper-proof seal

  • Ensures quality and freshness of solution

Each bottle marked with lot number and expiration date.

  • Hanna buffers are specially formulated to have an expiration of 5 years from manufacture for an unopened bottle.

Color coded label for easy pH buffer value identification

  • Easy to identify different buffer values
  • Solution does not contain any dyes that may stain the reference cell of a pH electrode