NYC-WTC_000187430

NYC 9/11 Public Portal Document

FtUNLAULT ASbOClATES PACE 4 09/2b/2001 t314t ,'b903

Prepared Exclusively Ear. PEDNEAULT ASSOCIATES, INC. NYCDEP-Emergency Response & Tech Assmt. ISlSNjmfA^EWE, BOX20i. BOHEMIA. N r. 11716

96-0.5 Horace Harding Expressway LAB#: 01090294 Corona NY 11368 PROJECT ID WORLD TRADE CENTER - 5 Boro Air Sampling (718) 595-4650 MATRIX: AIR\GAS

m,p-Xyl6ne 4.72 ppb v/v 0.1705 USEPA TO-15 9/24/01 Styrene 0.20 ppb v/v 0.0896 USEPA TO-15 9/24/01 1,1,2,2-Tetrechloroethana ND ppb v/v 0.1471 USEPA TO-15 9/24/01 o-Xylene 1.96 ppb v/v 0.0111 USEPA TO-15 9/24/01 1,3,5-Trimethylbenzene 0.B4 ppb v/v 0.0757 USEPA TO-15 9/24/01 1 ,2.4-T rimethylbenzene 2.76 ppb v/v 0.1511 USEPA TO-15 9/24/01 1,3-DicniorobenzQne ND ppb v/v 0.1564 USEPA TO-15 9/24/01 1,4-Dictilorobenzsn0 o.ia ppb ulv 0.169 USEPA TO-15 9/24/01 1,2-O(chlorc benzene ND ppb v/v 0.2014 USEPA TO-15 9/24/01 1,2.4-Trichlorobenzene ND ppb v/v 0.1785 USEPA TO-15 9/24/01 Hexachloro-1 .SButadierg ND ppb v/v 0.1976 USEPA TO-15 9/24/01 Tentatively Identified Compounds 9/24/01 Butane 1.23 ppb v/v 9/24/01 2-Mettiyl butane 3.34 ppb v/v 9/24/01 2,3-dlmethyt butane 1.00 ppb v/v 9/24/01 2-Mett,yl Pentane 1.80 ppb v/v 9/24/01 S-Methyl pentane 1.31 ppb v/v 9/24/01 ; o-Ethyltoluene 0.97 ppb v/v 9/24/01

John Pedneault Page 4 o1 14 ND-RISUTT IS equal TO OR LESS THAN MDL Lab Director NVS cLAP #10224 MW8E #46075

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