NYC-WTC_000199439

NYC 9/11 Public Portal Document

ATC Associates 104 East 25 Street, New York, NY 10010 Phone;(212)353-8280 Fax;(212)353-8306 (Sure .Attn: .Vlr. Bernard Orlan Received: 8'25'02 5:00:00 AM N.Y.C. Board of Education ATC Group #: 8760 28-11 Queens Plaza North Analysis Date: 8/25/02 Long Island City, NY 11101 Fax: (2:2) 475-4122 Phone: (212) 477-8941

Project: PS 130M 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 Flule (AHEFLA) Analytical Asbestos Area Sun Asbestos H Structures Sensitivity Concentration ■ Sample Calume Analyzed Asb Type(s) O.Sfi-S Sy (S/cc) fS/mm-) fS/cc) Sates

1928.00 0.0450 0 None Detected 0 0 0.0044 2 24 <0.0044 t'6U -I

192S.00 0.0450 0 None Detected 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 S760 -7

4 ■ 1920.00 0.0450 0 None Detected 0 0 0.0045 <22,24 <0.0045 S760 -4

I 92S.00 0.0450 0 None Detected 0 0 0.0044 :.24 <0.0044 S'60 -J

6 . 1928.00 0.0450 0 None Detected 0 0 0.0044 .24 <0.0044 3760 -6

1920.00 0.0450 0 None Detected 0 0 0.0045 22.2.4 <0.0045

ROMAN PEYSAKHOV MICHAEL A. GORYCKl, Ph.D.

Analyzed by ffproved by:

Disclaimer: The laboratory is not responsible for data reported in structuresrcc. which is dependent on volume collected by non-laboratory pe.'sonnel. ThisbaC is only resoonsible for data reported in struciures/mm’. This report may not be reproduced, except in full, without written approval by ATC Associates Inc, This reoort may not be used to claim procuct endorsement by NVLAP or any other agency of the U.S Government This reports relates only to the samples reported above. Quality control data (including 95% confidence limits ano laboratory and analysis accuracy and precision) is available upon request.

Accredited lor N9LAP PLMAEM #101187-0 NY State ELAP #10879

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NYC-WTC_000199439