Table 1 Recoveries of SEE from infant formula by DAS-ELISA and TRFICA
Infant formula | DAS-ELISA | TRFICA | ||||||
|---|---|---|---|---|---|---|---|---|
Spiked (ng/mL) | Found (ng/mL) | Recovery (%) | CV (%) | Spiked (ng/mL) | Found (ng/mL) | Recovery (%) | CV (%) | |
Yili PRO-KIDO | 0.2 | 0.21 | 107.18 | 2.41 | 2 | 2.37 | 118.58 | 7.58 |
0.8 | 0.79 | 98.66 | 3.50 | 4 | 4.98 | 124.46 | 5.20 | |
3.2 | 2.99 | 93.37 | 5.63 | 8 | 9.76 | 122.00 | 4.98 | |
Junlebao LePlatinum K2 | 0.2 | 0.20 | 100.90 | 3.27 | 2 | 2.46 | 123.01 | 11.61 |
0.8 | 0.90 | 111.91 | 2.67 | 4 | 4.87 | 121.81 | 10.57 | |
3.2 | 2.96 | 92.35 | 1.65 | 8 | 10.30 | 128.77 | 6.88 | |
Friso Prestige | 0.2 | 0.16 | 81.48 | 4.60 | 2 | 1.86 | 93.17 | 5.22 |
0.8 | 0.81 | 101.66 | 3.60 | 4 | 5.01 | 125.35 | 9.05 | |
3.2 | 3.17 | 98.98 | 3.01 | 8 | 10.17 | 127.08 | 7.46 | |