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110 2nd Avenue South #D7 Pacheco CA 94553-5560 <br /> �McCa�rmnpbe�IlAna�lytical�Inc Telephone 925-798 1620 Fax 925-798-1622 <br /> http//www Triccanipbell cam E-mail Tnam@rnecairipbell coin <br /> • QC SUMMARY REPORT FOR SW8021B/8015Cm <br /> Matrix W WorkOrder 0305122 <br /> EPA Method SW8021B/8015Cm Extraction SW5030B BatchlD 6824 Spiked Sample ID 0305122-006A <br /> Sample Spiked MS" MSD" MS-MSD" LCS LCSD �LCS-LCSD Acceptance Criteria{%) <br /> Compound <br /> ligIL pgIL %Rec %Rec %RPD %Rec % ReC % RPD Low High <br /> TPH(btex)£ ND 60 955 98 260 947 969 229 70 130 <br /> MTBE ND 10 100 986 149 973 101 -351 70 130 <br /> Benzene ND 10 101 102 0204 948 95 3 047 6 70 130 <br /> I Toluene ND 10 105 106 1 14 999 100 0 432 70 130 <br /> Ethylbenzene ND 10 105 106 0 779 100 101 0 947 70 130 <br /> Xylenes ND 30 110 110 0 107 107 0 70 130 <br /> %SS 104 100 107 106 0 839 103 101 154 80 120 <br /> All target compounds in the Method Blank of this extraction batch were ND less than the method RL with the following exceptions <br />' NONE <br /> I <br /> I <br /> I <br /> 1 <br />' MS=Matnx Spike MSD=Matrix Spike Duplicate LCS=Laboratory Control Sample LCSD=Laboratory Contra]Sample Duplicate RPD=Relative Percent <br /> Deviation <br /> %Recovery=100'(MS-Sample)/(Amount Spiked) RPD=100'(MS—MSD)I(MS+MSD)'2 <br />' 'MS and 1 or MSD spike recoveries may not be near 100%or the RPDs near 0%if a)the sample is inhomogenous AND contains significant concentrations of <br /> analyte relalive to the amount spiked or b)d that specilr sample matrix interferes,nth rp,ke,e"ovc y, <br /> £TPH(btex)=sum of BTEX areas from the FID <br />' #cluttered chromatogram sample peak coelutes with surrogate peak <br /> NIA=not enough sample to perform matrix spice and matrix spike duplicate <br /> NR=analyte concentration in sample exceeds spike amount for soil matnx or exceeds 2x spike amount for water matrix or sample diluted due to high matnx or <br />' analvte content <br />