NYC-WTC_000201821

NYC 9/11 Public Portal Document

Attn: Mr. Beniard Orlan Received: 3/5/02 8:00:00 PM N.Y.C. Board of Education ATC Group #: . 6939 28-11 Queens Plaza North Analysis Date: 3/5/02 Long Island City,/ . NY 11101

Fax:', ;.{212),475-4122i Phone: X212) 477-8941 f Project: PS'SQM 201 WaiTen Street, New York, NY

Asbestos Fiber Analysis by Transmission Electron Microscopy (TEM) Performed by EPA 40 CFR Part 763 Final Rule (AHERA) Analytical Asbestos Area Non Asbestos ^Structures Sensitivity Cuncentratiori Sample Volume Analyied Asb Type(s) O.Sp-5 Sp (S/cc) (S/mm’j (S/cc) Notes

■ 7 y - 1840.00 0.0450 0 None Detected 0 7.0 0,0047 , <22,24 <0.0047 .6939 -9

1'0 7.1" ■ 1840.00 ■ 0.0450 ■ 0 None Detected . O' ■ 0 ' , 0/0047 <22,24 <0.0047 6939 -10 ■

7 1 I; Ytl 1840.00 0.0450 0 None Detested 0 0 0,0047 <22,24 <0.0047 7 69'39 -1 1

112' 71 7y I 840,00 0.0450 0 None Detected 0 0 0,0047 <22,24 <0.0047 7 6939-1,2

131 I 840.00 0.0450 0 None Detected 0 0 0Q047 - <22,24 <0,0047 6939-13

■/

I 840.00. 0.0450 70 None Detected 0 01 ■ 0.0047. <22.24 <0.0047 6939 -14

4 5 , .7 . (840.00 0.0450 0 None Detected 0 0 0.0047 <22.24 0.0047 6939 -15

191 (840.00 0.0450 0 None Detected 0 ' 0 0.0047 <22.24 0.0047 6939 -16

MICH.AEL A/GORYCKI. Ph.D MARK PEYSAKHOV

Analyzed by; Appraved by; 7

Disclaimer; The laboratory is not responsible for data reported in structures/cc, which is dependent on volume coliected by non-laboratory personnel. This lab is only responsible (or data reported in sttjclures/mmo This report may not be reproduced, except in ftill, without written approval by ATC Associates Inc. This repo.rt ma,y not be used to claim ; product endorsement by NVLAP or any other agency of tne U.S. Government. This reports relates'only to the samples reported above. Quality control data (including 95% conficenoe limits and laboratory and analysis’ accuracy and precision) is aval,able upon request.

■ .Accredited for NVLAP PLM/TEM #101187-0, NY State ELA.P #10879

CITY_21MC100_003269180

NYC-WTC_000201821