Laserfiche WebLink
SEQUOIA ANALYTICAL <br /> 680 Chesapeake Drive • Redwood City, CA 94063 <br /> (415) 364-9600 FAX (415) 364-9233 <br /> Blame Tech Services, Inc Client Project iD Shell, 6131 Pacific Ave Stockton <br /> 985 Timothy Drive Matrix Water <br /> San Jose, CA 95133 <br /> Attention Glen Bennett OC Sample Group 3DD9001-04 Reported May 6, 1993 <br /> QUALITY CONTROL DATA REPORT <br /> ANALYTE Ethyl- <br /> Benzene Toluene Benzene Xylenes <br /> Method EPA 8020 EPA 8020 EPA 8020 EPA 8020 <br /> Analyst: M Nipp M Nipp M Nipp M Nipp <br /> Conc. Spiked: 10 10 10 30 <br /> Units: irg/L erg/L Y9/L Ng/L <br /> LCS Batch# GBLK050593 GBLK050593 GBLK050593 GBLK050593 <br /> Date Prepared: N/A N/A N/A N/A <br /> Date Analyzed: 5/5/93 5/5/93 5/5/93 5/5/93 <br /> Instrument I.D #' GCHP-2 GCHP-2 GCHP-2 GCHP-2 <br /> LCS % <br /> Recovery: 100 100 100 103 <br /> Control Limits: 80-120 80-120 80.120 80-120 <br /> MS/MSD <br /> Batch#' G3DD6704 G3DD6704 G3DD6704 G3DD6704 <br /> Date Prepared: N/A N/A N/A N/A <br /> Date Analyzed: 5/5/93 5/5/93 5/5/93 5/5/93 <br /> Instrument I.D #: GCHP-2 GCHP-2 GCHP-2 GCHP-2 <br /> Matrix Spike <br /> %Recovery: 100 100 100 103 <br /> Matrix Spike <br /> r% wl.wwiw a <br /> vuNuvnaa iv <br /> Recovery* 100 too 100 loo <br /> Relative% <br /> Difference: 00 00 00 33 <br /> SEQUOIA ANALYTICAL Please Note <br /> The LCS is a control sample of known,interferent free matrix that is analyzed using the same reagents, <br /> preparation and analytical methods employed for the samples The LCS%recovery data is used for <br /> validation of sample batch results Due to matnx effects,the QC limits for MS/MSD's are adwsory only <br /> / and are not used to accept or reject batch results <br /> r ee t% <br /> . <br /> Pro anager �� 3DD9001 BLA <4> <br />