NYC-WTC_000214179

NYC 9/11 Public Portal Document

ATC Associates 104 East 25 Street, New York, NY 10010 Phone: (212) 353-8280 Fax:(212)353-8306

Attn: .Ml Bernard Orlan Received: 5'28 02 0:00:00 PM N Y C. Board of Education ATC Group#: 7895 28-11 Queens Plaza North Analysis Date: 5/29'02 Long Island City, NY 11101 Fax; (212)475-4122 Phone; (212)477-8941 Project: NYC-BOE PS 150M Project#; 14584-0824 334 Greenwich St.. New York, NY. 10013

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

(II 1920.00 0.0450 0 None Detected 0 0 0.0045 <22.24 <0.0045 78V5 -I

02 1920.00 0.0450 0 None Detected 0 0 0 0045 <2224 <0.0045 7895

03 1920.00 0.0450 0 None Detected 0 0 0.0045 <22 24 <0.0045 7895 -5

04 1920.00 00450 0 None Detected 0 0 0.0045 <22.24 <0.0045 7A'95 -4

05 1920,00 0.0450 0 None Detected 0 0 0.0045 <22.24 '0.0045 7895 -5

06 1928 00 0.0450 0 None Detected 0 0 0.0044 22.24 <0.0044 7895

07 1928.00 0.0450 0 None Detected 0 0 0.0044 <22.24 <0 0044 7,Wi

ROMAN PEYSAKHOV MICHAEL A GORYCKI, Ph [)

Analyzed by: O/J Approved by

Disclaimer. The laboratory is not responsible tor data reported in structures/cc, which is dependent on volume collected by non-laboratory personnel This lab is only responsiOie for data reported in structureslmm' This report may not be reproduced, except In full, without whiten approval by ATC Associates Inc This report may not be used tc ctaint 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% confidence limits and laboratory and analysis' accuracy and precision) is available upon request

Accredited for NVLAP PLIWTEM #101187-0, NY Stale ELAP #10879

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CITY_21MC100_002852713

NYC-WTC_000214179