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SEQUOIA ANALYTICAL <br /> 680 Chesapeake Drive - Redwood City, CA 94063 <br /> (415) 364-9600 FAX(415) 364-9233 <br /> ....tr...:.....ti....:.: :..:.. <br /> .r:. ....:: .......h..{..h.....x.4....:.:.:... ..h....h:.v:.v.v.,-nviv.-:_:... ... :.::.....:..: .:0:- <br /> :....::.:...... , :. r.......r........ <br /> :::...........:.....v...:.tr::x.:h..............-.,.�tr.tr.v_::v:}:ti'.nnlr..:::.r:::........r.......:{'.-.h.U:nr..U:.h:..:.J}.,.n nnvv.:mcrv.,i•.w.U.wx.n--.vxn..v:x:.v:.r::::....:......:..:_:.h <br /> NA Client Project ID: W0195.00,Western Stone Products/Tracy Sampled: Oct 9, 1992.! <br /> 1710 Main Street Sample Matrix: Soil Received: Oct 13, 1992 <br /> Escalon,CA 95320 Analysis Method: EPA 5030/8020 Reported: Oct 27, 1992h <br /> Attentlon: Greg Stahl First Sample#: 210-1842 <br /> ......{:.{:...:.v.{:%.:o:}tr•v..v,.:.r:...,.b:.w:v,,.rv.,,. .. ...:::'!{c:uu:tr.w._:.n-.d::.{.:rsb'}ln4:i{:':. x};.0 ::}::r::c:: i.:?:.r.u. <br /> r. r. .. r } }r. ...........w..:.{5......U.:.:,.::. .n : .. '� : ..... <br /> ................i:.,...:.x,:..,:..v.,.,{•n..n.:.,:.U..n:x.Un:x r.m.n:...................................i....rtr.,:.itr.,tr.,.rrv.vArvnr nvrvvn r.rn nr n n.n..n.r............ <br /> BTEX DISTINCTION <br /> Reporting Sample Sample Sample Sample Sample Sample <br /> Analyte Limit I.D. I.D. I.D. I.D. I.D. I.D. <br /> mg/kg 210-1842 210-1843 210-1844 210-1845 210-1846 210-1847 <br /> SP1-A-B-1' SP1-C-D-1' SP1-E-F-1' SP1-G-H-i' SP1-1-J-1' SP-K-L-1' <br /> Benzene 0.0050 0.0070 N.D. N.D. 0.012 N.D. N.D. <br /> Toluene 0.0050 0.029 0.0080 N.D. 0.043 0.014 N.D. <br /> Ethyl Benzene 0.0050 0.030 N.D. N.D. 0.042 0.025 N.D. <br /> } Total Xylenes 0.0050 0.062 0.047 0.024 0.080 0.064 N.D. <br /> Quality Control Data <br /> Report Limit Multiplication Factor: 1.0 1.0 1.0 1.0 1.0 1.0 <br /> Date Analyzed: 10/15/92 10/14/92 10/14/92 10/15/92 10/15/92 10/15/92 <br /> Instrument Identification: GCHP-1 GCHP-7 GCHP-7 GCHP-1 GCHP-1 GCHP-1 <br /> Surrogate Recovery, %: 114 70 73 114 112 114 <br /> (QC Limits = 70-130%) <br /> Analytes reported as N.D.were not detected above the stated reporting limit. <br /> }SEQUOIA ANALYTICAL <br /> Jrai <br /> rlrojectL <br /> Manager 2101840.WAT <2> <br />