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BS ISO 23496:2019

Действующий

Determination of pH value. Reference buffer solutions for the calibration of pH measuring equipment.

ISO 23496:2019

Действующий

Determination of pH value — Reference buffer solutions for the calibration of pH measuring equipment

Overview ISO 23496:2019 specifies reference buffer solutions for the calibration of pH measuring equipment. It defines the composition, preparation and metrological basis for primary and secondary pH…