Laserfiche WebLink
i <br /> SEQUOIA ANALYTICAL <br /> 680 Chesapeake Drive • Redwood City, CA 94063 <br /> (415) 364-9600 • FAX (415) 364-9233 <br /> Chevron U S A Inc Client Project ID P O #9250390, 5608 N Pershing, Stockton <br /> P O Box 5004 <br /> San Ramon, CA 94583-0804 <br /> Attention Brett Hunter OC Sample Group 3041027-29 Reported Apr 30, 1993 <br /> QUALITY CONTROL DATA REPORT <br /> ANALYTE Oil& <br /> Grease <br /> Method SM5520C&F <br /> Analyst J Dinsay <br /> Reporting Units mg/kg <br /> Date Analyzed Apr 23, 1993 <br /> OC Sample# BLKG42393 <br /> Sample Conc N D <br /> Spike Conc <br /> Added 17 <br /> Conc Matrix <br /> Spike 169 <br /> Matrix Spike <br /> %Recovery 99 <br /> Conc Matrix <br /> Spike Dup 175 <br /> Matrix Spike <br /> Duplicate <br /> % Recovery 103 <br /> Relative <br /> % Difference 40 <br /> 0;SEQUOIA ANALYTICAL %Recovery Conc of M S Conc of Sample x 100 <br /> '�� Spike Cone Added <br /> Relative%Difference Gone of M S -Cone of MSD x 100 <br /> Nokowhat D Herrera (Cone of MS + Conc of M S D)/2 <br /> Project Manager 3041024 CHV <5> <br />