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NYC 9/11 Public Portal Document l-tUNtHULI Mbi.UU J.H I tb rAix. J. J / J J

r PftpiVtd Eicciusii’elv For: PEDNEAULTASSOCIATES, INC, N.Y.C. DI .P. HAZMAT DIVISION J as HPiTHA r'ENUE, BOX20S, BOHEMIA. .V. 7 1I7I6 59-17 niNCTlON -BOULEVARD LAB#; 01090180 CORONA NY 11368 PRO.IECT ID WORLD TRADE CENTER (71S) 595-6431 MATRIX: AIR\GAS ~ _ _____ 1 j Styrene ND ppb v/v 0.0896 USEPATO-15 9/15/01 1,1,2,2-T«li aulikiioet’’«ne ND ppb v/v 0.1471 USEPATn.15 9/15/01 o-Xyiere 0.28 ppb Y/V 0.0111 USEPATO-15 9/15/01 I I.S.S-Trimetrylbisrizene 0.12 ppb v/v 0.0757 USEPATO-15 9/15/01 ! 1,2,4-Trimethy!ben20ne 0.41 ppp v/v 0.1511 USEPATO-15 9/13/ai 1,3-Diorilorebon::on« ND ppb v/v 0.1564 USEPATO-15 9.^15/01 1,4-DlciilO('Ob0re:ene ND ppb v/v 0.169 USEPATO-15 9/15/0) 1,2-Dichlorobsnj:en« ND ppb v/v 0.2014 USEPATO-15 9/15/01 1.2,4-TrichlDrob<)nzfcne? ND ppb v/v 0.1705 USEPA TO-1S 9/15/01 I Hexachlorc-i 3.Rirtp!di,anft ND ppb v/v 0.1976 USEPATO-15 9/15/01 j Tentatively identified Compounds USEPATO-15 9/15/01 ---------------- I Methyi-tert-butyl ether 0.57 ppb v/v 0.128 USEPATO-15 9/15/01 i Hexadecane 0.93 ppb v/v USEPATO-15 P/lS/01 )-------- 2222------------------------------ I 2,2,6-Trimetbyl cdane 0.92 ppb v/v USEPATO-15 9/15/01

John Pedneault Page 10 of 12 ND=RF.SULT IS EQUAL TO OR LESS THAN MDL Lab Director NYS ELAF #10224 MWBE H4C0T3

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