Table 1.

Recoveries and precisions of the five lipophilic marine toxins in blank samples (n = 6).

Toxins	Fortification Level (μg/kg)	Repeatability Mean Concentrations (µg/kg) ± SD (µg/kg)	Mean Recovery (%)	RSD (%)
GYM	0.25	0.21 ± 0.02	85.8	8.40
	0.63	0.57 ± 0.07	91.0	12.4
	1.26	1.13 ± 0.11	89.7	10.0
SPX1	0.88	0.70 ± 0.05	79.3	7.70
	1.77	1.66 ± 0.25	93.8	14.9
	3.53	3.24 ± 0.04	91.8	10.8
OA	10.0	7.86 ± 0.16	78.6	10.2
	20.0	17.8 ± 2.08	88.9	11.7
	30.0	28.3 ± 3.17	94.4	11.2
PTX2	2.15	1.74 ± 1.27	81.1	7.30
	4.29	3.83 ± 0.41	89.2	10.8
	6.44	5.65 ± 0.38	87.7	6.80
AZA1	0.24	0.21 ± 0.03	88.7	12.7
	0.48	0.43 ± 0.04	89.3	10.1
	0.72	0.65 ± 0.09	90.1	13.3