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' •FRIEDMAN & BRUYA, INC. • <br /> ' ENv>RolvMErrrAL c1�usTs <br /> Date of Report: 11/02/98 <br /> ' Date Received: 10/17/98 <br /> Project: 4780.01 <br /> ' QUALITY ASSURANCE RESULTS FOR THE ANALYSIS OF WATER <br /> SAMPLES FOR PNA'S BY EPA METHOD 8270C SIM <br /> Laboratory Code: Laboratory Control Sample <br /> Reporting Spike % % Acceptanc <br /> ' Analyte Units Level Recovery Recovery a Criteria RPD <br /> LCS LCSD <br /> Napthalene µg/l,(ppb) 5 85 82 56.126 3 <br /> ' Acenapthylene µg/L(ppb) 5 91 90 61-128 1 <br /> Acenapthene µg/L(ppb) 5 90 91 63-124 1 <br /> Fluorene µg/L(ppb) 5 100 104 64-130 4 <br /> Phenanthrene µg/L (ppb) 5 100 101 69-124 1 <br /> ' Anthracene µg/l, (ppb) 5 103 100 68.122 3 <br /> Fluoranthene µg/L (ppb) 5 101 103 73-129 3 <br /> Pyrene µg/L (ppb) 5 97 99 68-125 1 <br /> Benzo(a)anthracene µg/l, (ppb) 5 92 91 69-122 1 <br /> Chrysene µg/L (ppb) 5 82 82 68-122 0 <br /> Benzo(b)fluoranthene jig/l, (ppb) 5 117 120 67-132 3 <br /> ' Benzo(k)fluoranthene n/L (ppb) 5 120 119 68-132 1 <br /> Benzo(a)pyrene gg/L (ppb) 5 126 128 71-132 1 <br /> Indeno(1,2,3-cd)pyrene µg/L (ppb) 5 121 119 58-130 2 <br /> Dibenz(a,h)anthracene n/L (ppb) 5 124 122 59.137 1 <br /> Benzo(g,h,i)perylene µg/l, (ppb) 5 119 117 58.130 2 <br />