Table 2. Carryover testing results on Seal AA3 HR analyser.

Urine sample	1st day UI, µg/L	2nd day UI, µg/L	3rd day UI, µg/L
1st cup low, 1st time	38.1	36.5	37.8
1st cup low, 2nd time	39.2	38.2	38.1
1st cup low, 3rd time	35.6	37.4	37.6
1st cup high, 1st time	503.6	490.3	492.1
1st cup high, 2nd time	485.7	492.4	489.5
1st cup high, 3rd time	490.6	495.4	492.4
2nd cup low, 1st time	38.4	37.6	38.4
2nd cup low, 2nd time	37.6	36.8	36.1
2nd cup low, 3rd time	38.2	37.5	38.9
UI - Urinary iodine. low - sample with low urinary iodine concentrations. high - sample with high urinary iodine concentrations.