Table 8.

Results of LC-MS and rapid test kits for Okadaic Acid in naturally contaminated Pipis [PIPI] Note: Neogen qualitative test (±) with Limit of Quantification = 0.08 mg/kg; Abraxis PP2A Working Range = 0.06–0.35 mg/kg; Beacon ELISA Limit of Quantification = 0.1 mg/kg; Abraxis ELISA Working Range = 0.1–5.0 mg/kg; Europroxima ELISA Limit of Quantification = 0.04 mg/kg.

Sample No. and Shellfish Matrix	OA mg/kg	LC-MS	Neogen	Abraxis PP2A	Beacon ELISA	Abraxis ELISA	Europroxima ELISA
Sample 25 (PIPI)	0.1	0.1	-	0.04	0.07	0.02	0.03
Sample 26 (PIPI)	0.1	0.1	-	0.10	0.05	0.01	0.02
Sample 27 (PIPI)	0.1	0.1	-	0.04	0.06	0.07	0.02
Sample 28 (PIPI)	0.1	0.1	-	0.07	0.10	0.04	0.03
Sample 29 (PIPI)	0.1	0.1	-	0.07	0.06	0.03	0.03
Sample 30 (PIPI)	0.1	0.1	-	0.05	0.08	0.02	0.02
Sample 31 (PIPI)	0.1	0.1	-	0.15	0.06	0.02	0.02
Sample 32 (PIPI)	0.1	0.1	-	0.10	0.06	0.06	0.02
Sample 43 (PIPI)	0.1	0.1	-	0.06	0.10	0.18	0.03
Sample 44 (PIPI)	0.1	0.1	-	NS	0.08	0.17	0.02
Sample 33 (PIPI)	0.2	0.2	+	0.23	0.08	0.25	0.03
Sample 34 (PIPI)	0.2	0.2	+	0.22	0.13	0.14	0.02
Sample 35 (PIPI)	0.2	0.2	+	0.24	0.10	0.24	0.03
Sample 36 (PIPI)	0.2	0.2	+	0.16	0.11	0.17	0.02
Sample 37 (PIPI)	0.2	0.2	+	0.25	0.13	0.22	0.02
Sample 38 (PIPI)	0.2	0.2	+	0.25	0.04	0.14	0.04
Sample 39 (PIPI)	0.2	0.2	+	0.20	0.06	0.06	0.02
Sample 40 (PIPI)	0.2	0.2	+	0.27	0.05	0.16	0.01
Sample 41 (PIPI)	0.2	0.2	+	0.22	0.10	0.05	0.02
Sample 42 (PIPI)	0.2	0.2	+	0.23	0.11	0.02	0.02
Sample 45 (PIPI)	0.3	0.3	+	0.38	0.05	0.21	0.03
Sample 46 (PIPI)	0.3	0.3	+	0.39	0.06	0.19	0.02
Sample 47 (PIPI)	0.3	0.3	+	0.39	0.05	0.33	0.02
Sample 48 (PIPI)	0.3	0.3	+	0.36	0.09	2.05	0.03
Sample 49 (PIPI)	0.3	0.3	+	0.33	0.07	0.88	0.02
Sample 50 (PIPI)	0.3	0.3	+	0.36	0.10	0.11	0.03
Sample 51 (PIPI)	0.3	0.3	+	0.34	0.17	0.23	0.03
Sample 52 (PIPI)	0.3	0.3	+	0.34	0.06	0.24	0.03
Sample 53 (PIPI)	0.3	0.3	+	0.32	0.08	0.19	0.02
Sample 54 (PIPI)	0.3	0.3	+	0.25	0.05	0.17	0.06

NS = no sample.