Laserfiche WebLink
CHROMALAB, INC. Submission #: 1999-12-0377 <br /> Environmental Services(SDB) <br /> i To: CH2M Hill-Oakland Test Method: 8260A <br /> Attn: Keith Sheets Prep Method: 5030 <br /> ` Batch QC Report <br /> Volatile Organics by GUMS- EPA8260A <br /> Laboratory Control Spike(LCSILCSD) Water QC Batch#1999112127-01.27 <br /> LCS: 1999/12127-01.27-002 Extracted: 12/27/1999 07:29 Analyzed: 12/27/1999 07:29 <br /> LCSD: 1999112127-01.27-003 Extracted: 12/27/1999 08:18 Analyzed: 12/27/1999 08:18 <br /> j <br /> Compound Conc. j ug/L] Exp.Conc. [ug/L] Recovery[%]'RPD Ctrl. Limits[%] Flags <br /> LCS LCSD LCS LCSD LCS LCSD Recovery RPD LCS LCSD <br /> Benzene 44.7 44.9 50.0 50.0 89.4 89.8 0.4 69-129 20 <br /> Chlorobenzene 54.8 56.9 50.0 50.0 109.6 113.8 3.8 61-121 20 <br /> 1,1-Dichloroethene 43.9 45.4 50.0 50.0 87.8 90.8 3.4 65-125 20 <br /> _ Toluene 44.4 44.9 50.0 50.0 88.8 89.8 1.1 70-130 20 <br /> Trichloroethene 41.9 43.6 50.0 50.0 83.8 87.2 4.0 74-134 20 <br /> Surrogate(s) <br /> 4-Bromotluorobenzene 493 496 500 500 98.6 99.2 86-115 <br /> 1,2-Dichloroethane-d4 489 506 500 500 97.8 101.2 76-114 <br /> Toluene-d8 468 469 500 500 93.6 93.8 88-110 <br /> A <br /> i <br /> f ' <br /> v <br /> i 1220 Quarry Lane`Pleasanton,CA 94566-4756 <br /> Telephone:(925)484-1919`Facsimile:(925)484-1096 <br /> Printed on:011031200015:10 Page 12 of 12 <br /> ,l <br />