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110/30/2002 13.53 2098362665 3ESC:i�L <br /> PAGE 26 <br /> July 15, 2002 Lab ID STK233297 <br /> Reseal Inc. Customer : 3-14704 <br /> Quality Control - Organic <br /> i! Consttiluent Metbod Date/ID Type Units Cone. QC Dater 0Q0 Note <br /> If <br /> 1,:,4•prtmcthylhcnzcnt 524.2 (17i{)1120G2:A?(151 JB5 ug/L i0.of1 10% 90-161 <br /> i 115 ug/L 1(1.00 1?0% gG-141 <br /> �135"D up,/L o'596 f :r WO <br /> ' 524.2 07;0I12uU2'A oU•CCV ug/L 10,00 ''a.nc1: 7(1.130 <br /> I <br /> .F 11,3,5•7rirrtcthyi6enzene 5242 U7/0l!2002tA209 Blank ug1l_ I ND <a.5 <br /> { I 3S Uk/L !! lU.(X) 107;x. 89-157 <br /> # BSD ug/L I0-0 109: 89-157 <br /> as�tPn urn. � 2.eS1 'g16.2H <br /> 52d.2 071O1:1q[12:A 00-CCV ug/L 11}.00 102 7t1-130 <br /> Vinyl Chloride 524.2 07/G1/200::.g204 Blank ug/L NP t0.5 <br /> BS ng/L 10,00 128% 77.171 <br /> I $SD ug/f: 1!€.DU 122% 77.171 <br /> s BSRPD ug/L 4.846 513.0 <br /> I <br /> j 524.2 07/01:z0(P-A 00-CCV irk 10M 117% 70-130 i <br /> i xylenes m,p 524.2 1)7i1,1112D02:A,209 Slank uelL 1`D <0.5 y <br /> BS u °L 20.(11) 92.U% 82-J45 8 <br /> e p ESD ug'I. 110.00 97,2% 32.145 <br /> BSKPD ug/L 4.7% 518.0 <br /> I <br /> 524.2 U7,'0V20C?:A 00-CCV ugiL 20-W $7.4% 70.130 � <br />._.. 1Fxplaralitso5 <br /> 30D CCV above AccoptanCP Range (AR). Samples wht�h were non dttect for t`ra analyte were accepted. r <br /> i I 410 Relative P--rcant Difference {RPD} not within MaxiMUM Allowable Value (MAY). Data way ac:;epltd � <br /> bt.atd on the LCS Dr CCj' recuvgry. <br /> 435 Sample num-, 7194 be affecting this analyte: Data wag accepted based on the UCS or 17CV rcv'very. <br /> 560 Surrogate percent recoveries nut within the .Acceptance IWISC (AR) shat W suspected matrix interferences. <br /> Definitions p <br /> j I Blank M¢th4d Blank - Prepared :n vtri;y that the preparatiurt process is not tentrihuting Contarninatign to flit samples. <br /> I <br /> f C5 Laboratory Control 5sanward/Sample - Prepared to verify that the preparation pr vjesA is not affecting analyte <br />- .t raccvery. ' <br /> MS/MSD Matrix Spikes - .A random sample is spiked with a known ammp-4 of arulytt. The Teroverics are an indicatitln o <br /> I hnw tint stntple matrix afT=c trialyte rfxvety, <br /> 0&'BSD ; Elan; Spikts • A blank ix spiked with a knvwf; arrmm, of analyte, It is prepamd tU verify that the prupira(ion I <br /> process is not affecting owlyre recovery. <br /> Dup Duplicate Sample - A random sample wilh each batch la prepared and analyzed in duplicstte. The rttfativc percent <br /> 3iffereru:e is art indicstion of pte::iMst A)r the preparation herd analysis. I <br /> Ica Initial C-alibratizm Blank - Analy''ed ;0 verify the insuumcm baseline is within criteria.. <br /> lCV Initial Calibration Verifiratitln Analyzed to verify the W5tntment cahbrdtiori is wirjlin criteria, <br /> CCR = Continuing Calibration blank Analyzed to verey Lbe ittstrumcm bastlint is within criteria. <br /> CCV Contlouitig Czhi ratissn Verifeaflon • Analyzod It: verify the insttvttrrnt calihralAln is within criteria. <br /> 3 ND - Non-detect - Result was Uire e DQO llsmd for the analyte, f <br /> ! c W : High Sample IIackgrouru€ - Spike concentration was less than one forth of the sample u,ruratrauon. 1 <br /> S L'QO Data Quality dbjectivs_L - This is the criwria against which the quality contrgl datn i.5 compl vd, `r <br /> 11 k <br /> t <br /> i STK233297: Cuafity Control Page 15 <br /> ;i <br /> � I <br /> t _ I <br /> i <br /> i <br /> �� I <br />