NYC-WTC_000187542

NYC 9/11 Public Portal Document 09/20/2001 1.4:02 6314676905 FtPNtALL I AibULIA i tS rHijc.

f Prxpa'ed Bxi?-lUSfVe!y For: PED^EAULTASSOCIATES, INC N.Y.C. D.E.P. HAZMAT DIVISION J6I5 KimtAyEm/B. sox 20s. sohbm^, k.y. utk 59-17 JUKCnOS BOLTEV.ARD LAB#: 01090180 CORONA KT 1136'8 PROJECT in WORLD TRADE CENTER (718) 595-4431 MATRIX; AIR\GAS

------- J ppb v/v 0.0898 USEPATO-15 i i styrene ND 9/15/01 I “I i I,l,2,2-Terracworo0men€i ND ppb v/v 0,1471 USEPATO.15 9/15/03 -4' o-Xylene 0.39 ppb 'jI'j 0,0111 USEPATO.15 9/15/01 1,3,5-Trimethylbonzanc 0,13 ppb vA/ 0.0757 USEPA T0-1S 9/15/01 j 1,2,4-Trirriethylber.z«5ne 0.39 ppb v/v U.1b11 UStHAT0.15 9/15/01 1,3-Did itorobBrzenei WD pph v/v 0.1564 USEPATO-15 9/15/01 i 1,4-Dichlorobenzen€i ND ppb v/v 0.169 USEPATO-15 9/15/01 1 1,2-Dichlorober:'.er.e ND ppb v/v 0.2014 USEPATO.15 9/15/01 I-------------------------------------------------------- ■ 1,2,4-Trichlorobenxene ND ppb v/v 0.1765 USEPA TO-10 9/15'01 i l-cxaohlorc 1,3 Butaidiena ND ppb v/v 0.1976 USEPATO-15 9/15/01 j Tentatively Identified Ciompounds USEPATO-15 9/15/01 I Melnyl-tert-bLityl ether 1.69 ppb v/v 0.128 USEPATO-15 9/15/01

John Pedneauft Pag©8 of 12 ND=RESULT IS EQUAL TO OR LESS THAN MDL Lab Director NYS ELAP *10224 MWBE 446070

CITY_21MC100_002968103

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