Research Article

Survey of Octylphenol, Nonylphenol, and Bisphenol A in Infant Milk Powders by Solid-Phase Extraction Combined GC/MS Method

Table 2

LOQ and LOD of 4-OP, 4-NP, and BPA.

ComponentLOQ (μg/kg)LOD (μg/kg)

4-OP2.50.8
4-NP2.50.8
BPA2.50.8