NYC-WTC_000187542

NYC 9/11 Public Portal Document 09/20/2001 14:02 6314676905 PEDNEALILI ASSOCIATES PAGE 07/13

Pr^psred Exilufiveiy For: PEDNEAULTAS5OCUTES. INC. N.Y.C. D.E,P. ILi.ZMAT DIVISION JCIi /aNTHArSUVE, BOX20J, BOHEim. f'y. >171$

59-17 JUNCTION BOULEVARD LAB#: 01090180 CORONA NY 11368 PRO.TECT ID WORLD TRADE CENTER (718)595-6431 MATRIX: AlRlGAS 3 '^Styrene 0.11 ppb vA/ 0.0896 USEPATO-15 9/15/01 j 1 ,’1,2,2-T eVBCtiloroel.1 icn le ND ppb v/v 0.1471 USEPA TO-IS 9/15/01 Q-Xviene 0.50 ppb v/v 0.0111 USEPATO-15 9/15/01 i 1,3,5-Trlmetbylbonzftne 0.18 ppb v/v 0.0757 USEPATO-15 9/15/01 I 1,2,4-TrimEth/lb(inz«n« 0.60 ppb v/v 0.1511 USEPATO-15 9/15/01 i LO-Dichlorobenicnc ND ppb v/v 0.1564 USEPATO-15 9/15/01 j 1,4.Dichlorob6nz9nE 0.28 ppb v/v 0.169 USEPATO-15 9/15/01 i 1.2-Dioblorob6n2ene ND ppb v/v 0.2014 USEPA TO-15 9/15/01 1,2,4-Trichtorobenzene NU ppb v/v 0.1705 UGCPATO-16 9/15/01 rwaxachloro-l ,3-BLrtadi<i*n« ND ppb v/v 0.1076 USEPATO-15 9/15/01 Tentatively (dent-fied Compounds USEPATO-15 9/15/01 I Mathyl-tert-butyl ether 3.37 ppb v/v 0.128 USEPATO-15 9/15/0! 2-M6tnyl butane 1.76 ppb v/v USEPATO-15 9/15/01 j 2 2.7.7-Tetramethyi octane 2.56 ppb v/v USEPATO-15 9/15/01 ; 2,2.8-Trlmethy!d(scane 1,08 ppb v/v USEPATO-15 9/15.-01 J : 2,8-Diniethylundecaiie 1.65 ppb v/v UStHA 10-15 9/15.-01 J

John Pedneault Page 6 of12 ND=RESULT IS EQUAL TO OR LESS THAN MDL Lab Director NYS ELAP #10224 MWBB #46075

CITY_21MC100_002968101

NYC-WTC_000187547