Laserfiche WebLink
Sequoia 680 Chesapeake Dnve Redwood City CA 94063 (415) 364 9600 FAX(415) 364 9233 <br /> Sequoia <br /> 404 N Wiget Lane Walnut Creek CA 94598 (510) 988 9600 FAX(510) 988 9673 <br /> 16 Analytical 819 Sinker Avenue Suite 8 Sacramento CA 95834 (916) 921 9600 FAX(916)921 0100 <br /> Kleinfelder Client Project Ib 20-3941-01 E01 <br /> 2825 East Myrtle St Matrix Soil <br /> Stockton, CA 95205 <br /> Attention Tony Martin QC Sample Group 606091 9-1 00 1 Reported Jul 10, 1996 <br /> QUALITY CONTROL DATA REPORT <br /> ANALYTE Ethyl- <br /> Benzene Toluene Benzene Xylenes <br /> Method EPA 8020 EPA 8020 EPA 6020 EPA 8020 <br /> Analyst CL/BW CL/BW CL/BW CL/BW <br /> Concentration <br /> Spiked 0 20 mg/kg 0 20 mg/kg 0 20 mg/kg 0 60 mg/kg <br /> LCS Batch# LCS062896 LCS062896 LCS062896 LCS062896 <br /> Date Prepared 06/28/96 06/28/96 06/28/96 06/28/96 <br /> Date Analyzed 06/28/96 06/28/96 06/28/96 06/26/96 <br /> Instrument I D # GCHP-1 GCHP-1 GCHP-1 GCHP-1 <br /> LCS <br /> Recovery 86 91 100 100 <br /> ' Control Limits 75-125 75 125 75-125 75-125 <br /> MS/MSO <br /> Batch # 6060973 6060973 6060973 6060973 <br /> Date Prepared 06/26/98 06/28/96 06/28/96 06/28/96 <br /> Date Analyzed 06/26/96 06/28/96 06/28/96 06/28/96 <br /> Instrument I D # GCHP-1 GCHP-1 GCHP-1 GCHP-1 <br /> ' Matrix Spike <br /> % Recovery 71 81 88 90 <br /> Matrix Spike <br /> Duplicate % <br /> Recovery 86 88 86 88 <br /> Relative % <br /> Difference 19 63 23 22 <br /> SEQUOIA ANALYTICAL Please Note <br /> The LCS is a control sample of known,Interferent free matnx that m analyzed using the same reagents, <br /> �/ ���/�7C�; preparation and analytical methods employed for the samples The LGS%recovery data Is used for <br /> �r Cl' L 7 validation of sample batch results Due to matrix effects,the QC limits for MS/MSD's are advisory only <br /> Inda C Schneider and are not used to accept or reject batch results <br /> ` Project Manager/Sacramento Labor-51-677- <br /> 6060973 <br /> abors ory6060973 KLF <13> <br />