# validation_reasons

validation_reason:
Qualified due to low abundance (radiochemical activity)


validation_reason:
Qualified due to equipment blank contamination


validation_reason:
Qualified due to field blank contamination


validation_reason:
Qualified due to lab blank contamination


validation_reason:
Qualified due to trip blank contamination


validation_reason:
Qualified due to pump blank contamination (for wells without dedicated pumps)


validation_reason:
Qualified due to filter blank contamination (aqueous hexavalent cromium and dissolved sample fractions)


validation_reason:
Qualified due to insufficient ingrowth (radiochemical only)


validation_reason:
Duel column confirmation %Difference exceeded


validation_reason:
Sample concentration exceeded the calibration range


validation_reason:
Qualified due to field duplicate imprecision


validation_reason:
Qualified due to holding time exceedance


validation_reason:
Qualified due to internal standard areas or retention times


validation_reason:
Qualified as Estimated Maximum Possible Concentrations (dioxins and PCB congeners)


validation_reason:
Qualified due to lab duplicate imprecision (matrix duplicate, MSD, LCSD)


validation_reason:
Qualified due to matrix spike recoveries


validation_reason:
Qualified due to negative lab blank contamination (nondetect results only)


validation_reason:
Qualified due to non-detected target analyte


validation_reason:
Qualified as a false positive due to contamination during shipping


validation_reason:
Sample preservation not within acceptance range


validation_reason:
Serial dilution did not meet control criteria


validation_reason:
Detected value reported between MDL/SQL and RL/PQL


validation_reason:
Qualified due to elevated helium tracer concentrations


validation_reason:
Headspace detected in aqueous sample containers submitted for volatile analysis


validation_reason:
Qualified due to interference check sample results


# samples

sample_collection_comment:
Standard Bio-Trap collected for Microbial tests.


