Anders Bergman said:
> After a while we had an incident with a plasma sample with potassium at
> about 30 mmol/L, Ca and Mg 0 mmol/L and alkaline phosphatase 0 ukat/L
> after standing a few hours.
If these were Sarstedt monovettes the contamination may be due
to fluoride tubes.
Most fluoride tubes contain fluoride/oxalate but the Sarstedt
monovettes are fluoride/EDTA.
Mike Collins
Mike Collins MLSO3
Chemical Pathology & Immunology
The General Infirmary at Leeds,
Old Medical School, Thoresby Place
Leeds LS1 3EX, UK
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44 (0) 113 392 2915
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