Table 1.

Performance characteristics of the iodine assay.

Breast Milk Precision and Recovery
Target	0 Standard	100 µg/L	500 µg/L	NR UTAK QC	HR UTAK QC
Mean	42.89	145.56 µg/L	551.52 µg/L	49 ng/mL	186 ng/mL
CV%	9.32%	6.65%	0.43%	9.6%	2.5%
Recovery		97.40 µg/L	450.9 µg/L	46 µg/L	179 µg/L
% Recovery		97.40%	90.18%	93.88%	96.24%