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Table 1 Intra- and inter assay CVs determined from duplicate analysis of QC materials ISETROL (LOT 9168 † , 9279 * and 9391) for Na + , K + and Cl -

From: Establishing reference intervals for electrolytes in newborns and infants using direct ISE analyzer

Analytes

Intra assay CVs

Inter assay CVs

 

Level 1†

Level 2*

Level 3§

Level 1†

Level 2*

Level 3§

Sodium

1.22%

1.16%

1.09%

2.11%

1.66%

1.54%

Potassium

1.04%

1.03%

2.06%

2.24%

2.01%

2.12%

Chloride

2.30%

1.36%

1.35%

1.18%

1.48%

2.00%

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BMC Research Notes

ISSN: 1756-0500

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