NYC-WTC_000203233

NYC 9/11 Public Portal Document

. 03/21/2001 16:54 6314676305 PEDNEAULT ASSOCIATES PAGE 03

PEDNEAULT ASSOCIATES, INC. testing laboratories 1615 NINTH AVENUE • P.O. BOX 205 • BOHEMIA, N.Y. 11716 • (631) 467-8477 FAX: (631) 467-6905 After 6pm: (631) 667-5579

FIELD AIR SAMPLING BY COLORMETIC DRAGER TUBE INDICATORS LOCATION: BROADWAY AVENUE & 31 ST STREET ASTORIA, QUEENS [TIME - 7:10 PM] COMPOUND READING DATE ACETIC ACID <5.0 PPM 9/19/01 NITRIC ACID <1.0 PPM 9/19/01 SULPHURIC ACID <5.0 PPM 9/19/01 HYDROCHLORIC ACID <10.0 PPM 9/19/01 FORMIC ACID <1,0 PPM 9/19/01

ACID TEST <10.0 PPM 9/19/01

LOCATION: 13ath STREET & THIRD AVENUE, BRONX [TIME - 7:55 PM] COMPOUND READING DATE ACETIC ACID <5.0 PPM 9/19/01 NITRIC ACID <1.0 PPM 9/19/01 SULPHURIC ACID <5.0 PPM 9/19/01 HYDROCHLORIC ACID <10.0 PPM 9/19/01 FORMIC ACID <1.0 PPM 9/19/01

ACID TEST <10.0 PPM 9/19/01

LOCATION: CENTRAL PARK NORTH AND LENOX AVENUE, MANHATTAN [TIME - 8:25 PM] COMPOUND READING DATE ACETIC ACID <5.0 PPM 9/19/01 NITRIC ACID <1.0 PPM 9/19/01 SULPHURIC ACID <5.0 PPM 9/19/01 HYDROCHLORIC ACID <10.0 PPM 9/19/01 FORMIC ACID <1.0 PPM 9/19/01

ACID TEST <10.0 PPM 9/19/01

WORLD TRADE CENTER - 5 BOROUGH AIR SAMPLING NEW YORK CITY DEPT, OF PEDNEAULT LABORATORY NUMBER: 01090180 ENVIRONMENTAL PROTECTION RELEASE DATE: SEPTEMBER 21,2001 HAZ-MAT DIVISION VEONEAULf ASSOCIATES, Inc. 86-05 HORACE HARDING EXPRESSWAY NYSDOHU 10224 page 1 of 2 ELMHURST, NEW YORK 11373

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NYC-WTC_000203233