From:  Occurrence of alkylphenols in drinking water samples by solid phase extraction gas chromatography-mass detection analysis

 GC-MS conditions, coefficient of determination (R2), and limits of detection (LOD) and quantification (LOQ) for the determination of alkylphenols in samples.

CompoundRT (min)Selected ions (m/z)*R2LODinstrumental
(ng/L)
LOQinstrumental
(ng/L)
LODmethod
(ng/L)
LOQmethod
(ng/L)
4-OP6.62278, 263, 2070.9986200.62
4-tOP8.00278, 263, 1790.9989300.93
4-NP8.72292, 277, 1790.9976200.62
4-NP-d4 (IS)8.72296, 188, 73-----

*: Data obtained from [10].