P4417 Sigma

Phosphate buffered saline


Synonym: PBS


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Phosphate Buffered Saline tablets have been specifically developed for use in immunoassay procedures.


One tablet dissolved in 200 mL of deionized water yields 0.01 M phosphate buffer, 0.0027 M potassium chloride and 0.137 M sodium chloride, pH 7.4, at 25 °C.

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