Laserfiche WebLink
Sequoia <br />680 Chesapeake Drive <br />404 N Wiget Lane <br />Redwood City CA 94063 <br />Walnut Creek, CA 94598 <br />(650) 364-9600 <br />(925) 988-9600 <br />FAX(650)364-9Z33 <br />FAX (925) 988-9673 <br />IWO Analytical <br />819 Striker Avenue Suite 8 Sacramento CA 95834 <br />1455 McDowell Blvd North Ste D Petaluma, CA 94954 <br />(916) 921-9600 <br />(707) 792-1865 <br />FAX (916) 921-0100 <br />FAX (707) 792-0342 <br />ettler-Ryan - Dublin <br />Client Project ID <br />Chevron #9-5775, Lodi <br />benzene <br />Methylphenol <br />6747 Sierra Court, Suite J <br />Matrix <br />Solid <br />EPA 3550 <br />EPA 3550 <br />Dublin, CA 94568 <br />EPA 3550 <br />Method <br />EPA 8270 <br />EPA 8270 <br />Attention Greg A Gurss <br />QC Sample Group <br />8082208-221 <br />reported <br />Sep 1, 1998 <br />QUALITY CONTROL DATA REPORT <br />ANALYTE <br />Phenol <br />2 -Chlorophenol <br />1,4-Dichloro- <br />N -Nitroso -Di- <br />12,4-Trichloro- <br />4 -Chloro -3 <br />8/25/98 <br />8/25/98 <br />8/25/98 <br />benzene <br />N propylamine <br />benzene <br />Methylphenol <br />Prep Method <br />EPA 3550 <br />EPA 3550 <br />EPA 3550 <br />EPA 3550 <br />EPA 3550 <br />EPA 3550 <br />Method <br />EPA 8270 <br />EPA 8270 <br />EPA 8270 <br />EPA 8270 <br />EPA 8270 <br />EPA 8270 <br />Analyst <br />L Diaz <br />L Diaz <br />L Diaz <br />L Diaz <br />L Diaz <br />L Diaz <br />MS/MSD <br />Batch# <br />Date Prepared <br />Date Analyzed <br />Instrument I D # <br />Conc Spiked <br />Matrix Spike <br />% Recovery <br />Matrix Spike <br />Duplicate % <br />Recovery <br />Relative % <br />Difference <br />RPD Limit <br />8082220 <br />8082220 <br />8082220 <br />8082220 <br />8082220 <br />8082220 <br />8/25/98 <br />8/25/98 <br />8/25/98 <br />8/25/98 <br />8/25/98 <br />8/25/98 <br />8/26/98 <br />8/26/98 <br />8/26/98 <br />8/26/98 <br />8/26/98 <br />8/26/98 <br />GC/MS 1 <br />GC/MS 1 <br />GC/MS 1 <br />GC/MS 1 <br />GC/MS 1 <br />GC/MS 1 <br />5000 ug/kg <br />5000 ug/kg <br />3300 ug/kg <br />3300 ug/kg <br />3300 ug/kg <br />5000 ug/kg <br />62 <br />66 <br />64 <br />79 <br />73 <br />76 <br />64 <br />70 <br />67 <br />79 <br />76 <br />76 <br />32 <br />59 <br />47 <br />00 <br />41 <br />00 <br />040 <br />0-40 <br />040 <br />0-40 <br />0-40 <br />0-40 <br />LCS Batch# <br />BLK082598B <br />Date Prepared <br />8/25/98 <br />Date Analyzed <br />8/26/98 <br />Instrument I D # <br />GC/MS 1 <br />LCS % <br />8/25/98 <br />Recovery <br />74 <br />BLK0825988 <br />BLK082598B <br />BLK082598B <br />BLK082598B <br />BLK0825986 <br />8/25/98 <br />8/25/98 <br />8/25/98 <br />8/25/98 <br />8/25/98 <br />8/26/98 <br />8/26/98 <br />8/26/98 <br />8/26/98 <br />8/26/98 <br />GC/MS 1 <br />GC/MS 1 <br />GC/MS 1 <br />GC/MS 1 <br />GC/MS 1 <br />80 76 100 85 90 <br />ecovery <br />Control Limits 26-90 25-102 28-104 41-126 38-107 26-103 <br />SEQUOIA ANALYTICAL, #1271 <br />Julianne Fegley ! <br />Project Manager <br />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 matrix spike is an aliquot of sample <br />fortified with known quantities of specific compounds and subjected to the entire analytical procedure It <br />the recovery of analytes from the matrix spike does not fall within specified control limits due to matrix <br />interference, the LC3 recovery is to be used to validate the batch <br />Page 1 of 2 <br />8082208 GET <36> <br />