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r 3B <br /> WATER VOLATILE MATRIX SPIKEIMATRIX SPIKE DUPLICATE RECOVERY <br /> Lab Name PAN-AG ENV IRO LASS Contract <br /> rProject No Site Location Group <br /> Matrix Spike - Sample No 284-9412-747 <br /> r <br /> r <br /> SPIKE SAMPLE MS MS QC <br /> r ADDED CONCENTRATION CONCENTRATION % LIMITS <br /> COMPOUND (ug/L) (ug/L) (ug/L) REC # REC <br /> Benzene 2 5 0 0 2 5 101 59-172) <br /> rToluene - 2 5 00 2 7 108 66-142) <br /> thylbenzene 25 0 0 2 5 101 62-137) <br /> Total Xylenes 7 5 00 75 100 59-139) <br /> r <br /> r <br /> SPIKE MSD MS <br /> ADDED CONCENTRATION % % QC LIMITS <br /> r COMPOUND (ug/L) (ug/L) REC # RPD # RPD REC <br /> enzene 25 2 7 109 7 22 59-172) <br /> oluene 25 2 9 114 6 21 66-142) <br /> r thylbenzene 25 27 108 7 24 62-137) <br /> otal Xylenes 75 7 7 102 3 21 59-139) <br /> r <br /> r # Column to be used to flag recovery and RPD values with an asterisk <br /> * Values outside of QC limits <br /> rRPD 0 out of 5 outside limits <br /> Spike Recovery 0 out of 10 outside limits <br /> Comments Method 8020 <br /> r <br /> IFO IR VOA-2 3/90 <br />