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110 2nd Avenue t',,Oh, #D7, Pacheco,CA 94553 <br /> McCAMPBELL A YTICAL INC. Tele: 925-798-1620 Fax:925-798-1622 <br /> QC REPORT FOR ICP and/or AA METALS <br /> Date: 12/30/98-12/31/98 Matrix: SOIL <br /> Extraction: TTLC <br /> Concentration I I Recovery <br /> Analyte I (mg/kg,mg/L) I Amount I RPD <br /> Sample MS MSD I Spiked I MS MSD <br /> I I I I <br /> I I I I <br /> (Total Lead I 0.0 5.16 4 .91 I 5 .0 I 103 98 5 .0 <br /> (Total Thallium I N/A N/A N/A I N/A I N/A N/A N/A I <br /> ITotal Chromium I N/A N/A N/A I N/A I N/A N/A N/A <br /> ITotal Nickel I N/A N/A N/A [ N/A I N/A N/A N/A <br /> ITotal Zinc I N/A N/A N/A I N/A I N/A N/A N/A <br /> 1 I I I <br /> ITotal Copper I N/A N/A N/A I N/A I N/A N/A N/A i <br /> I I I I I <br /> I I I <br /> I Organic Lead I N/A N/A N/A I N/A I N/A N/A N/A <br /> I 1 1-1 =I <br /> % Ree. _ (MS - Sample) / amount spiked x 100 <br /> RPD = (MS - MSD) / (MS + MSD) x 2 x 100 <br />