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680 Chesapeake Drive Redwood City CA 94063 (650) 364-9600 FAX(650) 364-9233 <br /> Sequoia 404 N Wiget Lane Walnut Creek CA 94598 (925)988-9600 FAX(925)968-9673 <br /> 819 Striker Avenue Suite 8 Sacramento CA 95834 (916)921-9600 FAX(916)921 0100 <br /> 455„ ► Analytical 1551 ndusrial1lRoad North Sic D PetalumaCalosCCA 94070-41 1 1 (650)232 600 FAX(550) 232 954 (707)792 1865 FAX(707) 792 0962 <br /> Sherwood Labs Project Vogue Cleaners Sampled 41i/99 <br /> P 0 Box 937 Project Number N/A Received 4/6/99 <br /> Hilmar,CA 95324 Project Manager Ste hani Rossow Reported 4/20199 <br /> Purgeable Halocarbons by EPA Method 601/Quality Control <br /> Sequoia Analytical-Sacramento <br /> Date Spike Sample QC Reporting Lima Recov RPD RPD <br /> Analyte Analyzed Level Result Result Units Recov Limits % Limit % Notes* <br /> Batch, 9040212 Date Prepared, 4114199 Fxtraction Method, EPA 5030B [PJJJ <br /> Blan$ 9040212-BLKl <br /> Bromodichloromethane 4114199 ND ug/l 0 500 <br /> Bromoform I. ND 0 500 <br /> Bromomethane ND 100 <br /> Carbon tetrachloride ND 0 500 <br /> Chlorobenzene ND 0 500 <br /> Chloroethane ND 100 <br /> 2-Chloroethylvmyl ether ND 0 500 <br /> Chloroform ND 0 500 <br /> Chloromethane ND 100 <br /> Dibromochloromethane ND 0 500 <br /> 1,3-Dichlorobenzene ND 0 500 <br /> 1,4-Dichlorobenzene ND 0 500 <br />�1 2-Dichlorobenzene ND 0 500 <br /> ,I-Dichloroethane h D 0 500 <br /> 1,2-Dichloroethane ND 0 500 <br /> 1,1-Dichloroethene ND 0 500 <br /> cis-1,2-Dichloroethene ND 0 500 <br /> trans-1,2-Dichloroethene toND 0 500 <br /> 1,2-Dichloropropane ND 0 500 <br /> cls-1,3-Dichloropropene ND 0 500 <br /> trans-l,3-Dichloropropene ND 0 500 <br /> Methylene chloride ND 500 <br /> 1,1,2,2-Tetrachloroethane ND 0 500 <br /> Tetrachloroethene _ _ ND 0 500 <br /> 1,1,1-Trichloroethane ND 0 500 <br /> 1,1,2-Trichloroethane ItND 0 500 <br /> Trichloroethene ND 0 500 <br /> Trichlorofluoromethane ND 0 500 <br /> Vinyl chloride ND 0 500 <br /> Surrogate Bromochloromethane 100 100 700-130 100 <br /> Surrogate 2-Chlorotoluene 100 100 700-130 100 <br /> LES 9040212-ESl <br /> Chlorobenzene 4/14199 200 193 ug/1 700-130 965 <br /> 1,l-Dichloroethane " 100 820 650-135 820 <br /> Trichloroethene It <br /> 100 100 700-130 100 <br /> Surrogate Bromochloromethane " 100 106 700-130 106 <br /> Surrogate 2-Chlorotoluene 100 103 700-130 103 <br /> 0 <br /> Sequoia Analytical-Sacramento *Refer to end of report for text of notes and definitions <br /> Sandra R Hanson,Client Services Representative ra Page l I of 14 <br />