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1 <br /> Vt � •� <br /> 110 2nd Avenue South #D7 Pacheco CA 94553-5560 <br /> McCampbell Analytical, Inc. Telephone 925 798-1620 Fax 925-798 1622 <br /> Website www mccampbell com E-mail maui@mecampbell com <br /> QC SUMMARY REPORT FOR 6020A <br /> W O Sample Matrix Soil QC Matrix Soil WorkOrder 0504049 <br /> BPA Method 6020A Extraction SW3050B BatchlD 15745 Spiked Sample ID 0504052-017A <br /> Sample Spiked MS MSD MS-MSD LCS LCSD LCS-LCSD Acceptance Criteria M <br /> Analyte <br /> mg/Kg mg/Kg % Rec % Rec %RPD %Rec %Rec %RPD MS 1 MSD LCS 1 LCSD <br /> Antimony ND 50 94 1 925 1 67 91 3 93 8 272 75-125 SO- 120 <br /> Arsenic 1 7 50 932 91 2 201 93 948 194 75-125 80- 120 <br /> Barium 30 50 969 943 1 65 942 968 2 6S 75-125 90- 120 <br /> Beryllium ND 50 91 4 90 l 50 899 912 255 75- 125 80-120 <br /> Cadmium ND 50 964 952 1 25 93 1 957 282 75 -125 80- 120 <br /> Chromium 64 50 NR NR NR 99 101 202 75- 125 80- 120 <br /> Cobalt 73 50 934 922 108 916 948 348 75 -125 80-120 <br /> Copper 52 50 93 4 91 5 185 926 942 171 75- 125 80- 120 <br /> Lead 20 50 955 943 1 19 93 9 958 1 98 75 125 80- 120 <br /> Mercury ND 025 104 104 0 96 96 0 75-125 SO- 120 <br /> Molybdenum ND 50 944 94 0 404 903 93 9 400 75- 125 SO- 120 <br /> Nickel 44 50 96 922 2 12 956 967 1 19 75- 125 80- 120 <br /> Selenium ND 50 97 1 941 3 05 101 103 282 75- 125 80-120 <br /> Silver ND 5 928 922 0 649 914 93 1 74 75-125 80- 120 <br /> Thallium ND 50 975 968 0 741 956 98 256 75-125 80- 120 <br /> Vanadium 48 50 907 865 227 98 100 222 75 -125 80- 120 <br /> Zinc 22 50 944 925 138 91 4 932 1 97 75-125 go- 120 <br /> %SS 106 250 106 105 1 18 98 100 266 80 120 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 /> MS=Matrix Spike MSD=Matrix Spike Duplicate LCS=Laboratory Control Sample LCSD=Laboratory Control Sample Duplicate RPD=Relative Percent Deviation <br /> %Recovery=100'(MS Sample)!(Amount Spiked) RPD=100"(MS- MSD)!((MS+MSD)12) <br /> MS 1 MSD spike recoveries and I or%RPD may fall outside of laboratory acceptance criteria due to one or more of the following reasons a)the sample is inhomogenous <br /> AND 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 applicable to this method <br /> NR=analyte concentration in sample exceeds spike amount for soil matrix or exceeds 2x spike amount for water matrix or sample diluted due to high matrix or analyte <br /> content <br /> DHS Certification No 1644 OC _QA/QC Officer <br />