NYC-WTC_000212924

NYC 9/11 Public Portal Document

Attn: Mr. Bernard Orlan Received: 6/20/02 9:00:00 PM N.Y.C. Board of Education ATC Group#: 8195 28-11 Queens Plaza North Analysis Date: 6/20/02 Long Island City, NY 11101 Fax: (212)475-4122 Phone: (212)477-8941

Project; NYC-BOE PS 234M Project#: 14584-1823

Asbestos Fiber Analysis by Transmission Electron Microscopy (TEM) Performed by EPA 40 CFR Part 763 Final Rule (AHERA) Analytical Asbestos Area Non Asbestos H Structures Sensitivity Concentration Sample Volume Analyzed Asb Type(s) O.Sfi-S Sfi (S/cc) (S/mm^) (S/cc) Noles

08 1928.00 0.0450 0 None Detected 0 0 0,0044 <22,24 < 0,0044 .1195 -S

1)9 1912.00 0.0-150 0 None Detected 0 0 0,0045 <22,24 <0,0045 ,1195 -9

10 1920.00 00450 0 None Detected 0 0 0,0045 <22,24 < 0,0045 i1/95 -10

iI 1928.00 0 0450 0 None Delected 0 0 0,0044 <22,24 < 0,0044 i<l95 -II

12 1920,00 0.0-150 0 None Detected 0 0 0.0045 <22,24 <0,0045 .1195 -12

13 1920,00 0 0450 0 None Detected 0 0 0,0045 < 22,24 < 0,0045 .1195 -13

14 1920.00 0.0-150 0 None Detected 0 0 0.0045 <22.24 <0.0045 .1195 -14

15 1920,00 0 0450 0 None Detected 0 0 0,0045 <22,24 <0,0045 1195 -15

tvtARK PEYSAKHOV MICHAEL A. GORYCKI, Ph.D.

Analyzed by: Aoproved by:

bisdaiiner The laboratcxy a not responsible for data reported in structures/oc, which is dependent on volume by non-laboratory personnel. ThSiSB is only responsible for data reported in structures/mm’ This report may not be reproduced, except in full, without written approval by ATC Associates Inc. This report may not be used to claim product endorsement by NVLAF 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 and laboraloty and analysis' accuracy and precision) is available upon request

Accredited for NVLAP PLWTEM #1011874). NY Slate ELAP #10879

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