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3A <br /> WATER VOLATILE MATRIX SPIKE/MATRIX SPIKE DUPLICATE RECOVERY <br /> Name : SPL Contract : <br /> Lab Code : Case No. : 9805414 SAS No. : SDG No. : <br /> latrix Spike - EPA Sample No. : MW-11 <br /> SPIKE SAMPLE MS MS QC . <br /> ADDED CONCENTRATION CONCENTRATION a LIMITS <br /> COMPOUND (ug/L) (ug/L) (ug/L) REC # REC . <br /> 1, 1-Dichloroethene 50 0 61 122 61-145 <br /> Trichloroethene 50 0 44 88 71-120 <br /> Benzene 50 0 48 96 76-127 <br /> Toluene 50 0 40 80 76-125 <br /> 1:`' Chlorobenzene 50 0 46 92 75-130 <br /> �J <br /> ' i SPIKE MSD MSD <br /> L ADDED CONCENTRATION a a QC LIMITS <br /> 1 COMPOUND (ug/L) (ug/L) REC ## RPD # RPD REC. <br /> 1, 1-Dichloroethene 50 58 116 5 14 61-145 <br /> Trichloroethene 50 43 86 2 14 71-120 <br /> Benzene 50 46 92 4 11 76-127 <br /> Toluene 50 36 72* 11 13 76-125 <br /> Chlorobenzene 50 44 88 4 13 75-130 <br /> � f <br /> Column to be used to flag recovery and RPD values with an asterisk <br /> Values outside of QC limits due to matrix interference <br /> �PD : 0 out of 5 outside limits <br /> Spike Recovery: 1 out of 10 outside limits <br /> i I <br /> FORM III VOA-1 3/90 <br /> " J <br /> I <br />