Lab report cover sheet, WTC Vesey Street, March 2002

NYC 9/11 Public Portal Document

Environmental Testing Laboratories, Inc. 208 Route 109, Farmingdale NY 11735 Phone - 631-249-1456 Fax - 631-249-8344

03/05/2002 Stars Memo Volatile Compounds-EPA 8021

Sample: N1695-2 Client Sample ID: S-002 Dumpster Collected:02/22/2002 07:00 Matrix: Soil Type: Grab % Solid: 87.4% Remarks: See Case Narrative Analyzed Date: 02/26/2002 Cas No Analyte File ID I MDL Concentration Units Q 1634-04-4 MTBE D1127-1166 ZOO PPb 71-43-2 Benzene D1127-1166 PPb U 108-88-3 Toluene D1127-1166 0.34 10.6 PPb 100-41-4 Ethylbenzene D1127-1166 Z30 PPb 108-38-3 m,p-xylene D1127-1166 0.48 41.0 PPb 95^47^ o-xylene D1127-1166 PPb 1330-20-7 Xylenes(Total) D1127-1166 CW stT PPb 98-82-8 Isopropylbenzene D1127-1166 070 PPb u 103-65-1 n-Propylbenzene D1127-1166 PPb 108-67-8 1,3,5-Trimethylbenzene D1127-1166 078 42.3 PPb 98-06-6 tert-Butylbenzene D1127-1166 077 PPb u 95-63-6 1,2,4-Trimethylbenzene D1127-1166 3^ sU PPb 135-98-8 sec-Butylbenzene D1127-1166 370 PPb 99^87^ p-lsopropyltoluene D1127-1166 0?23 2^4 PPb 104-51-8 n-Butylbenzene D1127-1166 CW PPb 91-20-3 Naphthalene D1127-1166 0?^ 142 PPb

Cas No Surrogate File ID % Recovery QC Limits 111 460-00-4 4-BROMOFLUOROBENZENE D1127-1166 89.9 % III 2037-26-5 TOLUENE-D8 D1127-1166 95.6 % (73 - 127) 4774-33-8 DIBROMOFLUOROMETHANE D1127-1166 96.3 % (62 - 138)

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