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• DEC-31-1998 14:12 SHERWOOD LABS 2096672581 P.30 <br /> Entt:cb ANalyr"l Lobs,ine, <br /> 523 Del Rey Avenue,Saite E <br /> ' Sueuyvwle.CA 94086 <br /> QUALITY CONTROL.RESULTS SUM14ARY <br /> ' METHOD: Gas Chro[natomhy-Volatile Orpnie, <br /> QC 891ch#: VOC2 W981222 Date Analyzed: 12/22/98 <br /> Matrix- Water Quality Control Sample: 81a[>jc spike <br /> ' Units: p <br /> ARAMETERMethod A ' SA SR SP SP SPD SPp RPD <br /> QC LIMITS <br /> ' °ti i4 L XR ? RPD 1 <br /> Aenzme %R <br /> 602/80201 40 ND 39 '' 9S 1 39 9S 0.3 25 $5-111 <br /> ,Chlorabenune f 60118010 p 4a N17 41 ` 103 <br /> �1,1-Dichloroethane 40 101 2-z 25 82-l19 <br /> 1 b0t18010 , 4a Nb 45 112 43 107 1 3-9 i 25 74-135 <br /> ,Toluene 602JR020 40 ND 40 1 = ' <br /> ! 00 40 100 0.5 25 80120 r <br /> ITrichloroethene ' <br /> 601/g010 40 ND � 42 , 106 40 � 101 4-6 1 25 72-129 <br /> jz•Brorr►o-1 ►aropropane116oilsoto , <br /> . 94°x. j 101% 1 97% i ! <br /> bozr�a2o lase-7riFlorotolucne � j � ! 99°x, i 7s-las <br /> i ` <br /> zs-t2s <br /> Now CCS and LCSD results repor►ed for rhe joflowfng Parameters, ! ! <br /> All <br /> Acceptable LCS and LCSD results are reported when kratriT interferences CtIUSe MS and AISD results tp fail outside <br /> established QC llmlts. <br /> 1 <br /> ' Definition of T'tttns: <br /> na: Not Analyzed in OC batch <br /> SA: Spike Added <br /> ' SR: Sample Result <br /> RPD(%): Duplicate Analysis.Relstive Percent Diffurttce <br /> SP' Spike Result <br /> ' SP(%R): Spike%Retavtty <br /> SPD: Spike Duplicate Result <br /> SPD(%R): Spike buplicate 9A Recovery <br /> NC: Not Cakulated <br /> t <br /> ' 06 39Vd -1vJTl.l-TvNv R13-q{N-4 "Cf-TCPj PQb Gb:bT Qr-rT/TC/7T <br />