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110 2nd Avenue South,#D7 Pacheco CA 94553 5560 <br /> McCampbell Analytical, Inc. Telephone 925-796 1620 Fax 925 798-1622 <br /> Ail I Website www mccampbell com ]rmmil main®mecampbell corn <br /> QC SUMMARY REPORT FOR SW8260B <br /> W O Sample Matrix Water QC Matrix Water WorkOrder 0506567 <br /> EPA Method SW8260B Extraction SW5030B BatchlD 16937 Spiked Sample ID 0506567-0168 <br /> Analyte Sample Spiked MS MSD MS-MSD LCS LCSD LCS-LCSD Acceptance Criteria(%) <br /> pg/L pg/L % Rec %Rec % RPD % Rec % Rec % RPD MS/MSD LCS/LCSD <br /> Methyl-t-butyl ether(MTBE) ND 10 969 934 370 934 925 0 981 70-130 70- 130 <br /> %SS l 101 10 93 90 402 93 94 102 70-130 70- 130 <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 /> BATCH 16937 SUMMARY <br /> Sample ID Date Sampled Date Extracted Date Analyzed Sample ID Date Sampled Date Extracted Date Analyzed <br /> 0506567-001 B 6128105 12 54 PM 7102/05 7102/05 10 04 PM 0506567-002B 6/28/05 12 35 PM 7/03105 7103105 6 32 AM <br /> 0506567-003B 6/29/05 9 50 AM 7/03/05 7/03/05 7 14 AM 0506567-004B 6/29/05 8 52 AM 7103/05 7103/05 7 56 AM <br /> 0506567-005B 6/29/05 9 07 AM 7103/05 7/03/05 8 38 AM 0506567-006B 6/29/05 9 23 AM 7103/05 7/03105 9 20 AM <br /> 0506567-007B 6/29/05 9 40 AM 7103105 7103/05 10 03 AM 0506567-0088 6/29105 10 02 AM 7/03105 7/03105 10 45 AM <br /> 0506567-009B 6/29/05 1 12 PM 7103/05 7103/05 11 27 AM 0506567-010B 6/29/05 1 24 PM 7/03/05 7103/05 12 10 PM <br /> 0506567-011B 6/29/05 1 39 PM 7/03105 7/03/05 12 52 PM 0506567-012B 6129105 1 55 PM 7/03105 7103/05 l 35 PM <br /> 0506567-013B 6/29/05 10 55 AM 7103105 7/03/05 2 17 PM 0506567-014B 6/29/05 11 08 AM 7/03105 7103/05 3 00 PM <br /> 0506567-015B 6/29105 11 27 AM 7/03/05 7/03/05 5 08 PM 0506567-016B 6129105 11 47 AM 7/03/05 7/03/05 5 51 PM <br /> 0506567-017B 6/29/05 9 29 AM 7103105 7/03/05 6 33 PM 0506567-018B 6129105 9 09 AM 7/06105 7106/05 10 37 AM <br /> 0506567-019B 6/29/05 10 29 AM 7/03/05 7103/05 7 59 PM 0506567-020B 6/29105 10 55 AM 7106/05 7106/05 11 19 AM <br /> MS=Matrix Spike MSD=Matrix Spike Duplicate LCS=Laboratory Control Sample LCSD=Laboratory Control Sample Duplicate RPD=Relative Percent Deviation <br /> %Recovery=100"(MSSample)1(Amount Spiked) RPD=100'(MS- MSD)1((MS+MSD)12) <br /> MS/MSD spike recoveries and 1 or%RPD may fall outside of laboratory acceptance criteria due to one or more of the following reasons a)the sample is inhomogenous AND <br /> contains significant concentrations of analyte relative to the amount spiked or b)the spiked sample's matrix interferes with the spike recovery <br /> NIA=not enough sample to perform matrix spike and matrix spike duplicate <br /> L <br /> analyte concentration in sample exceeds spike amount for soil matrix or exceeds 2x spike amount for water matrix or sample d¢luted due to high matrix or analyte content <br /> ato extraction solvents such as meth ene chloride and acetone ma occasionalt a ear in the method blank ai low levels <br /> DHS Certification No 1644 QAJQC Officer <br />