ETHINYL ESTRADIOL
Spiked Level Sample Weight Sample Area mcg/ml added mcg/ml found % Recovery % Mean
50% 625.40 1484085 0.059 0.06 101 101
50% 625.40 1476424 0.059 0.06 100
50% 625.40 1462429 0.059 0.06 99
50% 625.40 1489768 0.059 0.06 101
50% 625.40 1490425 0.059 0.06 101
50% 625.40 1483474 0.059 0.06 101
100% 1250.80 2943921 0.119 0.12 100 100
100% 1250.80 2915651 0.119 0.12 99
100% 1250.80 2957407 0.119 0.12 100
150% 1876.20 4423964 0.178 0.18 100 99
150% 1876.20 4409785 0.178 0.18 100
150% 1876.20 4420727 0.178 0.18 100
150% 1876.20 4302456 0.178 0.17 97
150% 1876.20 4427862 0.178 0.18 100
150% 1876.20 4338740 0.178 0.18 98
Table 5: Accuracy results for ethinyl estradiol.