NYC-WTC_000201891

NYC 9/11 Public Portal Document

.Attn: Mr. Bernard Orlan Received: 2/8/02 9:00:00 PM N.Y.C. Board of Education 28-11 Queens Plaza North ATC Group #: 6608 Long Island City, NY 11101 Analysis Date: 2/9/02 Fax: . i'212) 475-4122 Phone: (212) 477-8941 Project: PS 89M 201 Warren Street, New York, NY

Asbestos Fiber Analysis by Transmission Electron Microscopy (TEM) Performed by EPA 40 CFR Part 763 Final Rule (AHERA) Analytical Asbestos rtrerz Non Asbestos Structures Sensitinty Concentration Sample yoluine Analyzed Asb lypoi's} 0.5p-5 5fi (S/cc) (S/cc) Notes 09 1840.00 0.0450 0 None Detected 0 0 0.0047 <22.24 , <0.0047 6608 -9

10 1,840.00 0.0A.5O . 0 None Detected -0 - 0 0.0047 <22.24 <0.0047 6608 -10

II I 840.00 0.0450 0 None Detected 0 0 0.0047 <22.24 <()::M47 6608 - : 1

12 1840.00 0.0450 0 None Detected 0 0 0.0047 22.24 <0.0047 6608 -12

13 . 1840.00 0.0450 0 None Detected 0 0 0.0047 <22.24 <0.0047 6608 -13

14 1840.00 0.0450 0 ■None Detected 0 0 0.0047 22.24 <0.0047 6608 -14

■.5 1 840.00 0.0450 0 None Detected 0 0 0.0047 <22.24 <0.0047 6608 -15

-16 1840.00 0.0450 0 None Detected 0 0 0.0047 <22.24 <0.0047 6608-16

MARKPEYSAKHOV MICHAEL A. GORYCKI, Ph.D.

Analyzed by: Approved by:

Disclaimer Tne laboratory is not responsible tor data reported in structures/cc, which is dependent on volume collected by non-laboratory oersonnel. This lab is only responsible tor data reooited in structures/mmL This report may not be reproduced, except in full, without written approval by ATC Associates Inc. This report may not be usedJo claim product endorsement by NVLAP or any other agenoy of the U.S. Government. This reports relates only to the samples reported above, Quality control data (including 95% confidence limits and laboratory and analysis'accuracy and precision) is available upon request..

Accredited fo- NVLAP PLM/TEM #101187-0, NY State ELAP #10879

CITY_21MC1OO_OO3269441

NYC-WTC_000201891