NYC-WTC_000199414

NYC 9/11 Public Portal Document

ATC Associates 104 East 25 Street, New York, NY 10010 Phone;(212)353-8280 Fax:(212)353-8306

.Attn: Mr. Bernard Orlan Received: S/'25/C2 5:00:00 AM N.Y.C. Board of Education ATC Group #: 8160 28-11 Queens Plaza North Analysis Date: 8/25/02 Long Island City, NY 11101

Fax: (212) 475-4122 Phone: (212) 477-8941

Project; PS IjOM Project #: 14584-0875 143 Baxter Street, New York, NY

Asbestos Fiber Analysis by Transmission Electron Microscopy (TEM) Performed by EPA 40 CFR Part 763 Final Rule (A II ERA) Analytical Asbestos Area Nan Asbestos It Structures Sensitivity Concentration ‘ Stiiiiple i^blume Analy-etl Asb Type(s) 0.5fi-5 5fi (S/cc) fS/initf') tS/cc) Notes

! 1928.00 0.0450 0 None Detected 0 0 0.0044 .2 24 <0,0044 37bU -I

1928.00 0.0450 0 None Delected 0 0 0.0044 <22.24 <0.0044 S760 -2

3 1936.00 0.0450 0 None Detected 0 0 0.0044 <22.24 <0.0044 &760 -3

4 ■ 1920.00 0.0450 0 None Detected 0 0 0.0045 <22.24 <0.0045 &760 -4

1928.00 0.0450 0 None Detected 0 0 0.0044 <22.24 <0.0044 -5

6 . 1928.00 0.0450 0 None Detected 0 0 0.0044 <22.24 <0.0044 A’oO -6

1920.00 0 0450 0 None Detected 0 0 0 0045 <22.24 <0.0045 4 760

ROMAN PEYSAKHOV^ MICHAEL A. GORYCKl, Ph.D.

Analyzed by /^proved by:

Disclaimer. The laboratory is not responsible for data reported in structures/cc, which is dependent on volume collected by non-laboratory personnel. ThiFtat is only responsioie far da;a reported in structores/mmf This report may not be reproduced, except in full, without written approval by ATC Associates Inc, This report may not oe used to claim product endorsement by NVLAP or any other agency ol the U.S. Government. This reports relates only to the samples reported above. Quality control data (including 95% confioence limits and laboratory and analysis accuracy and precision) is available upon request

Accredited lor NVLAP PLM/TEM #101187-0, NY State ELAP #'0879

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NYC-WTC_000199414