ATC Associates asbestos fiber analysis report, Mar 2002

NYC 9/11 Public Portal Document

Attn: Mr. Bernard Orlan Received: 3/31/02 4:50:00 PM N.Y.C. Board of Education ATC Group #: 7283 28-11 Queens Plaza North Analysis Date: 3/3 1/02 Long Island City, NY 11101 Fax: (212)475-4:22 Phone: (212) 477-8941 Project: New Stuyvesant H. 7 . 345 Chambers St.. N't' , NY

Asbestos Fiber Analysis by Transmission Electron Microscopy (TEM) Performed by EPA 40 CFR Part 763 Final Rule (AHERA) Analytical Asbestos Area S’un Asbestos # Structures Sensitivity Concentration Samiile yolume Analyzeit Asb TypefsJ II. 5:1-5 Sfl (S/cc) fS/mm‘) (S/cc) Slates

17 1932.00 !).i)450 0 None Detected 0 0 0,0044 <22.24 < 0.0044 7283 -17

18 1944.00 11.0450 (I None Detected I.) 0 0.0044 <22.24 <0.0044 7283 -IS

19 1952.00 0450 0 None Detected (t 0 0.0044 <22.24 <0.0044 7283 -/9

20 1944.00 1.0450 (J None Detected 0 0 0.0044 <22.24 <0.0044 7283 -20

21 1952.00 '1.0450 0 None Detected () 0 0.0044 <22.24 <0.0044 7283 -2/

MICHAEL A. OORYCKl, Ph.D. MARK PEYSAKHt ■ Analyzed by: iproved by:

■ Disclaimer The laboratory i: not responsible for data reported in structures/cc. which is dependent on volume collected by non-laboratory personnel. ThBlab is only responsible I for data reported in stnjcture- mm' This eport may not be reproduced except in full, without written approval by ATC Associates Inc. This report may not be used to claim ’ prr duct endorsement by N\CAP or any ether agency of the U.S. Government. This reports relates only to the samples reported above. Quality control data (ineluding 95% J co tfidence limits and laboratory and anai/sis accuracy and precision; a available upon request,

Accredited for NVLAP PLMiTzM #1O113’-O, NY State ELAP #10879

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