Solutions/ CH071 / CH072 / CH073

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CH071 Buffer Solution pH 7.00 (25ºC)

CH071 / CH072 / CH073

Buffer Solution pH 7.00 (25ºC)

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References: CH071 (125 ml), CH072 (250 ml), CH073 (1000 ml)

Potassium and Disodium Phosphates, Disinfectant. Buffer solution necessary for the calibration of the pH-meter - electrode set. Buffer value: pH 7.00 (25 ° C). Uncertainty: ± 0.02 pH.

features:

- Includes certificate of analysis (to be downloaded from our website) that collects the following data: PH value, uncertainty, table of pH values as a function of temperature, traceability, lot number, analysis date and expiration date Buffer safety data sheet available. - Technical type buffer made according to DIN 19267 standard. - It has been contrasted with standard reference material, SRM of the National Institute of Standards & Technology (NIST) and Physikalisch Technische Bundesanstalt (PTB), according to DIN 19266 standard.  - Under adequate conservation conditions, its minimum duration is 2 years.

Specs:

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