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GRIIN <br /> • The laboratory results will be reviewed in general accordance with EPA guidelines for <br />' data validation The data validation process will include reviewing laboratory results for <br /> the following parameters <br /> 1 <br /> ❑ Completeness of the data package <br />' ❑ Compliance with EPA-required holding times <br />' ❑ Agreement of dilution factors with reported detection limits <br /> ❑ Presence or absence of analytes in the method blanks <br />' ❑ Agreement of duplicate samples <br /> $ P P <br />' ❑ Percent recovery and relative percent difference results for matrix spike and <br /> matrix spike duplicate analyses <br />' ❑ Percent recovery results for laboratory control samples <br /> S\6FS\STOCKfON\WKP003 DOC 03/22/03 3-2 <br />