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SEQUOIA ANALYTICAL <br /> 680 Chesapeake Drive • Redwood City, CA 94063 <br /> (415) 364-9600 • FAX(415) 364-9233 <br /> .u�27,R,,.,c:"{��f�v.*^ 4y,Na,.��.,,"",a3:».+,v�`,.v 4: iuf'G>...,^t..w✓ rb�w�ti�ifr6 a,,},rr�]'%�Ci:..YAi�a'hccy.'."„c�;� . ":..a ] �'au,.vA°`w,. <br /> ,RESNA Client Project ID W0402 00, Holt Bros/Stockton s <br /> {1710 Main Street Matrbc <br /> Escalon, CA 95320 , <br /> yAttention John Lane CC Sample Group 3C47801-05 Re!orted Mar 23, 1993 `f <br /> 9S.°G.�:ry,;`"ff`;t ��y,a'+tri., +`°',Y afw�r.. i^•�}ri^^A.� cY}us +n .�'o- <br /> +A +-vs�td?�i+rvu�&wm{Lu�34ri6LSJ�W$�i{v�L.�b.CLv..�'nw+nvinvhb..J,u]].BMvnn4K4em..iv.a.iv��d v.v.....vrvf�.ti r'!r* 414 wi.�w}mv.vrJ x4.x_v+vf+W4WK�,9v+-^.: vrlM��w+ + <br /> QUALITY CONTROL DATA REPORT <br /> ANALYTE 1,1-mmoroethene Trichloroethene <br /> Method. EPA 8010 EPA 8010 <br /> Analyst: V Nunzu V Nunzir <br /> Conc. Spiked: 25 25 <br /> Units: mg/L mg/L <br /> LCS Batch#: VBLK032293 VSLK032293 <br /> Date Prepared: - - <br /> Date Analyzed 3/22/93 3/22/93 <br /> Instrument I.D.#: GCHP-8 GCHP$ <br /> LCS% <br /> Recovery: 76 84 <br /> Control Limits: 61-145 71-123 <br /> �i 4Y Si rn 43iµ A rA"�irr 4�v�nvm:i�.vr d 41AYiC ^M'Y 1�4.. <br /> MS/MSD <br /> Batch#: 31074703 3C747M <br /> Date Prepared: - - <br /> Date Analyzed 3/22/93 3/22/93 <br /> Instrument 1.13 #: GCHP-8 GCHP-8 <br /> Matrix Spike <br /> %Recovery: so 92 <br /> Matrix Spike <br /> Duplicate% <br /> Recovery: as 92 <br /> Relative% <br /> Difference: 95 00 ; <br /> SEQUOIA ANALYTICAL Please Note - •, <br /> The LCS is a control sampleif known,interferent tree nwxW c that Is analyzed usrng the same reagents, <br /> preparation and analytical methods employed for the samples, The LCS%recovery data is used tar <br /> validation of sample batch results.,:due to matrix effects,the OC limns for MS/MSM are advisory only <br /> and are nct used to a-ccept or re ect batch results <br /> Ma <br /> Pra ger ' - _ _ <br /> F roc r _ - 13047801 WAT <12> <br /> c <br />