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3A <br /> WATER VOLATILE MATRIX SPIKE/MATRIX SPIKE DUPLICATE RECOVERY <br /> Lab Name : SPL Contract : {" <br /> Lab Code : Case No . : 9809399 SAS No. : SDG No. : <br /> Matrix Spike - EPA Sample No. : PMW-3M (GW) (3 ) <br /> SPIKE SAMPLE MS MS QC, <br /> ADDED CONCENTRATION CONCENTRATION o LIMITS <br /> COMPOUND (ug/L) (ug/L) (ug/L) REC # REC. <br /> 1 , 1-Dichloroethene____- 50 10 84 --148* 61-145 ! <br /> Trichloroethene 50 6 56 100 71-120 <br /> Benzene 50 0 62 124 76 -127 <br /> Toluene 50 0 59 118 76 -125 <br /> Chlorobenzene 50 0 51 102 75-130 <br /> I <br /> SPIKE MSD MSD { <br /> ADDED CONCENTRATION o = QC LIMITS .;%-;, <br /> COMPOUND (ug/L) (ug/L) REC # RPD #$ RPD REC' <br /> 1 , 1-Dichloroethene 50 80 140 6 14 61-145 <br /> Trichloroethene 50 56 100 0 14 71-1201 <br /> Benzene 50 62 124 0 11 76 -127 <br /> Toluene 50 59 118 0 13 76-125 <br /> Chlorobenzene 50 51 102 0 13 75-130 <br /> # Column to be used to flag recovery and RPD values with an asterisk <br /> * Values outside of QC limits due to matrix interferences <br /> RPD : 0 out of 5 outside limits <br /> Spike Recovery: 1 out of 10 outside limits <br /> FORM IIT VOA-1 3/90 <br /> i <br /> i <br /> i <br />