NYC-WTC_000201883

NYC 9/11 Public Portal Document

Attn; Mr. Bernard Orlan Received: 2/6/02 8:30:00 PM N.Y.C. Board of Education 28-11 Queens Plaza North ATC Group#:' 6584 Long Island City, ' NY 11101 Analysis Date; 2,''7/02 Fax: (212) 475-4122 Phone: (212) 477-8941

Project: PS 89M 201 WaiTen Street, New York, NY - Playgiotmd, Roof ,1st Floor Hallway

Asbestos Fiber Analysis by Transmission Electron Microscopy (TEM) Performed by EPA 40 CFR Part 763 Final Rule (AHERA) Analytical Asbestos Area . Non /isbestos Structures Sensitivity Concentration Sainpie , Volume Analyzed Asb Typi/sj 0.5fi-5 5fi (S/cc) (S/cc) Notes 9 1840,00 .0.0450 0 None Detected 0 0 0.0047 <22,24 ' <0,0047 ■ 6584 -9 .

'O' 1 840.00 0.0450 0 None Deiected . 0 ■ 0 . 0.0047 <'22.24 <0.0047 6584'-.0

'. I 1840.00. 0.0450 0 None Detected '0 0 0.0047 -<22.24 <0,0047 6584 -t 1

■ n 1840.00 0.0450 0 None Detected 0 0 0.0047 <22.24 <0.0047 65 S4 -t

13 _ ■ 1840.00 0.0450 0 NoneDeiected 0 0 0.0047 <22.24 ' <0.0047 6584 -13

74 ' 1840.00 0.0450 0 None Detected 0 0 . 6.0047 <22.24 <0.0047 6584 -14

15. •1840.00 0.0450. 0 None Detected 0 0 0.0047 <22.24 <0.0047 6584 -15

.76 1840.00 0.0450 0 None Detected 0 0 0.0047 <22.24 <0.0047 6584 -6

ROMAN PEY'SAKHOV MICHAEL A. GORYCKI, Ph.D.

Analyzed by: Approved by:

Disclaimer: The labo'aary is not responsible for data reported in structures/cc, which is cependent on volume collected by non-laboratory personnel: ThlsTab is only responsible for data reported in ctructures/rtim'. This report,may not be reproduced, except in full, without writen approval by .ATC Associates Inc. This report may not be used to claim product 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% conf dence limits ano laboratory and analysis' accuracy and precision) is available upon request.. ■ , Y

Accredited for NVLAP ’LVZTEM #101187-0, NY State ELAP #10879

CITY_21MC100_003269400

NYC-WTC_000201883