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819 Striker Avenue, Sui • Sacramento, CA 95834 v <br /> (916) 921-9600 • FAX (916) 921-0100 <br /> i�2' ���Joatf�1.•c c+�c•'4'�'»`r°''�'�:t?`�•`:�'?�si�'r':"•:wi�i',::.•az;:...o..:;::�r;A'r''%z#:�'c': •:,:`;r�: :�`;�: ,�`• <br /> � `'" �G ii a�ro ext mar jeeON , Lodi <br /> G ugro esnc. <br /> 1050 Melody Lane, Ste. 160 Matrix: Water <br /> Roseville,CA 95678 ^t Reported: Mar 28, 1994 <br /> 4: OC Sample Group 3020942-956 :.. ,;.r.,,,J•�.,; xJ, <br /> F^ :<.>:.}:::•..;;::.}.>:::;<:i`:•. ^:;2::::;:vt;>2?: .?zri'< C:j3.ka> b.<x';::i5i::::.:rS?>:.2� >:::;::4 <br /> Attention: Shea Richgels • ;Ftp:�'•�•vw:;::Y�,�<<..:.,. .......;.........�:�.,.::.>:w::<:�<:<;.::::::.;:..,..., . . <br /> "' ,v Y} ,e+:t•:;y'J>.. :+.,•r:y{t•.+,:[y:.>.''i •. :: \ i7•:�+'a�J. i>}.•Y:r$.>............>.......... <br /> }v,K�W:f�:.>�y.j::7�;J:-.,', '::;,<Yi::v:J: A•::•::>:•:.i::�:•}.v' ..,'v'^�r '.U :•>%,•XSv�1•+ <br /> QUALITY CONTROL DATA REPORT <br /> ANA t - <br /> L—=Benzene Toluene Benzene Xylenes <br /> Method: EPA 8020 EPA 8020 EPA 8020 EPA 8020 <br /> Analyst: C.Chapman C.Chapman C.Chapman C.Chapman <br /> Concentration 10 ug/L 10 ug/L 30 ug/L <br /> Spiked: 10 ug/L <br /> LCS Batch#: LCS032494 LCS032494 LCS032494 LCS032494 <br /> Date Prepared: 3/24/94 3/24/94 3/24/94 3/24/94 <br /> Date Analyzed: 3/24/94 3/24/94 3/24/94 3/24/94 <br /> Instrument I.D.#: HP-1 <br /> HP-1 HP-1 HP-1 <br /> LCS% 99 91 <br /> Recovery: 103 98 <br /> Control Limits: <br /> 80-120 80.120 80-120 80-120 <br /> :;$• C,S<f.. '{�c cry.: ."v,•:.';.,...::•,'k:?+c.,-.•n:...\.,•-••>:;• `«S't'???•:R?? •>::>+:Jx•:'::ri'r:<':�r:i:::si::i>r:;•:r • <br /> ......... .. <br /> MS/MSD 4030948 4030948 4030948 <br /> Batch#: 4030948 <br /> Date Prepared: 3/24/94 3/24/94 3/24/94 3/24/94 <br /> /24/94 3/24/94 3/24/94 <br /> 3/24/94 3 <br /> Date Analyzed: HP-1 HP-1 HP-1 <br /> instrument I.D.#: HP-1 <br /> Matrix Spike 110 110 110 <br /> %Recovery: 110 <br /> Matrix Spike <br /> Duplicate% 100 107 <br /> Recovery: 110 40° <br /> Relative% 9.5 2.8 <br /> Difference: 0.0 9.5 <br /> SEQUOIA ANALYTICAL Please Note: <br /> The LCS is a control sample of known,interferent free matrix that is analyzed usingdth�e'samer faogen , <br /> preparation and analytical methods employed for the samples. The LCS%recovery <br /> C&< <' validation of sample batch results. Due to matrix effects,the OC limits for MS/MS[Ys are advisory only <br /> L>nda C• lder and are not used to accept or reject batch results. <br /> Project Manager 4030942.FUG <4> <br /> i <br /> i <br />