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I� <br /> SEQUOIA ANALYTICAL <br /> 680 Chesapeake Drive • Redwood City, CA 94063 <br /> (415) 364-9600 • FAX(415)364-9233 <br /> ^+. y]r^ ,E,r r r mbvr�'N'""mnC;o->""5.'3-"''�' t.^wLx�Cr+a»�rorr.,.� ter•r�tc`:KXT n n>]4"^k"v'�'$S:"'rr rn-+rrcnr w4. r 4 , nt..rb+^ x' o,++-.r <br /> v•J i•r. 'm+�v]vttv Pfi��E]ar;:,"�. ,, i]]S�iv�4eavo-wKi+O�`x Wires r'r.,r'.v Jri-dr],'µ, uw uAwk4ar]4a] M14 x r 4�r-vxnt`-+ irci5'nvirn rKfr.]x�u ]A ..xx.u rr.r. ..wr1.]S r3+vr's:.r: S s.}�. <br /> �Waterwork Client Project ID San Joaquin Cemetery/288r <br /> 1710 Main Street <br /> �'Escalon, CA 9.5320 <br /> ,,Attention Nora Kataoka QC Sample Group 104-4398 Reported May 8, _1991 <br /> r n rpr u]rY�'^iv$E`n..tvi:.vr.r.AG.��..r.E]ari♦JG:4Y '+�.4}p I SCS F'] OL r�viv�sn rr ryR nv 0'J 4�{yu 4♦ n.+7w�r Jf/n• +'di 1.r m ry rr n.vn J. M r rr4}4 <br /> 1 <br /> QUALITY CONTROL DATA REPORT <br /> ' ANALYTE <br /> ftyl <br /> Benzene Toluene Benzene Xylenes <br /> Method EPA 8020 EPA 8020 EPA 8020 EPA 8020 <br /> ' Analyst M Nguyen M Nguyen M Nguyen M Nguyen <br /> Reporting Units ng ng ng ng <br /> Date Analyzed Apr 29, 1991 Apr 29, 1991 Apr 29, 1991 Apr 29, 1991 <br /> OC Sample# GBLK 042991 GBL K 042991 GBL.K 042991 GBL.K 042991 <br /> Sample Conc : N D N D N D N D <br /> Spike Conc. <br /> Added: 100 100 100 300 <br /> ' Conc Matrix ' <br /> Spike: 100 99 97 300 <br /> t <br /> Matrix Spike - <br /> ' %Recovery: 100 99 97 100 <br /> Conc. Matra <br /> Spike Dup : _ 99 98 98 300 <br /> Matrix Spike <br /> ' Duplicate <br /> %Recovery: 99 98 98 100 <br /> Relative <br /> %Difference: 10 10 10 00 <br /> SEC�UOIA ANALYTICAL %Recovery* Conc of M S -Conc of Sample x 100 <br /> Spike Conc Added <br /> lzai / Relative%Difference Conc of M S -Conc of M S D x 100 <br /> lzabeth W H Ckl (Conc of M S + Conc of M S D} 2 <br /> roject Manager 1044398 WAT <2> <br />