NYC-WTC_000187287

NYC 9/11 Public Portal Document

10/25/2001 16:05 6314676905 PEDNEAULT ASSOCIATES PAGE 03

r Prepared Exclusively For: PEDNEAVlTASSOaATES, INC NYCDEP-Emergency Response & Tech Assmt. /e/sNrnTTfAnms. boxsos. BOffEWA. N.r. //7i6 96-05 Horace Harding Expressway LAB NUMBER: 01100428 Corona . NY 11368 (718) 595-4650 PROJECT ID ; WORLD TRADE CENTER- 5 Bora Sampling

MR. M. FAWZY, DIRECTOR COLLECT DATE date RECEIVED RELEASE DATE REPORT DATE 10/22/01 7:20 PM 10/22/01 10/24/01 10/24/01 S-AMPLE UW: 01100428-003 MATRIX AIRVGAS SAMPLE ORIGIN: CENTRAL PARK N. & LENOX , MANHATTAN

PARAMETER METHOD RESULT UNITS Acetic Acid DRAGER TUBE <5,0 ppm Acid Test DRAGER TUBE <10.0 ppm Chromic Acid DRAGER TUBE <0.10 ppm Formic Acid DRAGER TUBE <1.0 ppm Hydrochloric Acid DRAGER TUBE <10.0 ppm Nitric Acid DRAGER TUBE <1.0 ppm Sulfuric Acid DRAGER TUBE <5.0 ppm

SAMPLE nW: 01100428-004 MATRIX AIRXGAS SAMPLE ORIGIN: BERRY ST. & NORTH 1 Uh ST. BROOKLYN

PARAMETER METHOD RESULT UNITS Acefic Acid DRAGER TUBE <5.0 ppm Chromic Acid DRAGER TUBE <0.10 ppm Acid Test DRAGER TUBE <10.0 ppm Formic Add DRAGER TUBE <1.0 ppm Hydrochloric Acid DRAGERTUBE <10.0 ppm Nitric Acid DRAGER TUBE <1.0 ppm Sulfuric Acid DRAGER TUBE <5.0 ppm

SAMPLE ID«: 01100428-005 MATRIX AlR\GAS SAMPLE ORIGIN: ATLANTIC AVE. & SMITH ST., BROOKLYN

PARAMETER METHOD RESULT UNITS

Acetic Acid DRAGERTUBE <5.0 ppm Acid Test DRAGER TUBE <10.0 ppm Chromic Add DRAGER TUBE <0.10 ppm Formic Acid DRAGER TUBE <1.0 ppm Hydrochloric Acid DRAGERTUBE <10.0 ppm Nitric Acid DRAGER TUBE <1.0 ppm Sulfuric Acid DRAGER TUBE <5.0 ppm

John Pedneault Page 2 of 3 Lab Director NVS ELAP #10224 MWSE #40075

CITY_21MC100_002966284

NYC-WTC_000187288