NYC-WTC_000187416

NYC 9/11 Public Portal Document

09/26/2001 17:39 6314676905 PEDNEAULT AS5UCIATE5 PAGE 12

r Prepared Exelusively For PEDNEAULTASSOCIATES, INC. yfYCDEP-Emergency Response & Tech Assmt. HI! NINTH BOX 201. BOHEMIA. N.Y. {J71S

96-05 Horace Harding Expressway LAB#: 01090292 Corona , NY 11368 PROJECT ID WORLD TRADE CENTER - 5 Boro Air Sampling

(718)595-4650 MATRIX: AIR\GAS

I 1,1.2-Trich(oroethane ND ppb v/v 0.0696 USEPATO-15 9/22/01 Toluene 2.09 ppb vAz 0.0735 USEPATO-15 9/22/01 1.2-Dibromoethan8 ND ppb v/v 0.0971 USEPATO-15 9/22/01

Tetrachloroetheno ND ppb v/v 0.0845 USEPATO-1S 9/22/01 Chlorobenzene ND ppb v/v 0.1343 USEPATO-15 9/22/01 Ethylbenzene 0.31 ppb v/v 0.0744 USEPATO-15 9/22/01 m.p-Xylene 1.04 ppb vAz 0.1785 USEPATO-15 9/22/01 Styrene 0.11 ppb v/v 0.D896 USEPATO-15 9/22/01 1,1,2,2-Tetrachloroethane ND ppb v/v 0.1471 USEPATO-15 9/22/01 o-Xylene 0.40 ppb v/v 0,0111 USEPATO-16 9/22/01 1,3,5-Trlniethylbenzene 0.19 ppb v/v 0.0757 USEPATO-15 9/22/01 1,2.4-Trimethylbenzene 0.55 ppb v/v 0,1511 USEPATO-15 9/22/01 1,3-Dlchloro benzene ND ppb v/v 0.1564 USEPATO-1S 9/22/01 1 A-Dichlnrobenzene ND ppb v/v 0,189 USEPATO-15 9/22/01 1,2-Dichlorobenzene ND ppb v/v 0.2014 USEPATO-15 9/22/01 1.2,4-Trichlorobenzone 0.27 ppbvAr 0.1785 USEPATO-15 9/22/01 Hexachloro-1,3-Butadlene ND ppb v/v 0.1976 USEPATO-15 9/22/01

John Pedneault Page 2 of 14 Lab Director ND-RESULT IS EQUAL TO OR LESS THAN MDL NYS ELAP #10224 MWBE #46075

CITY_21MC100_002952564

NYC-WTC_000187417