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3B <br /> SOIL VOLATILE MATRIX SPIKE/MATRIX SPIKE DUPLICATE RECOVERY <br /> Ob Name SPL Contract <br /> Lab Code Case No 9910418 SAS No SDG No <br /> Matrix Spike - EPA Sample No CB-3-13 5FT Level (low/med) MED <br /> SPIKE SAMPLE MS MS QC <br /> ADDED CONCENTRATION CONCENTRATION % LIMITS <br /> COMPOUND (ug/Kg) (ug/Kg) (ug/Kg) REC # REC <br /> ------------------------ --------- ------------- ------------- ------ ------- <br /> 1 , 1-Dichloroethene 6200 0 7100 115 59-172 <br /> Trichloroethene 6200 0 7000 113 62-137 <br /> Benzene 6200 0 7200 116 66--142 <br /> Toluene 6200 300 7400 115 59-139 <br /> Chlorobenzene 6200 0 7000 113 60-133 <br /> SPIKE MSD MSD <br /> ADDED CONCENTRATION o o QC LIMITS <br /> COMPOUND (ug/Kg) (ug/Kg) REC # RPD # RPD REC - <br /> 1, 1-Dichloroethene --__ ----6200 __-- 6800 -110- ---4 22- 59-172 <br /> Trichloroethene 6200 7000 113 0 24 62-137 <br /> Benzene 6200 7300 118 2 21 66-142 <br /> Toluene 6200 7600 118 3 21 59-139 <br /> Chlorobenzene 6200 7200 116 3 21 60-133 <br /> # Column to be used to flag recovery and RPD values with an asterisk <br /> * Values outside of QC limits <br /> RPD 0 out of 5 outside limits <br /> Spike Recovery 0 out of 10 outside limits <br /> FORM III VOA-2 3/90 <br /> 0 <br />