NYC-WTC_000202257

NYC 9/11 Public Portal Document

•ATC Asso crates 104 East 25 Street, New York, NY IQOIO ■ 'Phone: (212) 353-8280 7 Fax;(212) 353-8306

. Attnl: Mr. Bernard Grian Received: 7 19/02 5:00:00 AM 1 N.'t'.C.i Board oh Education

25-J 1 Queens Plaza North 1 ( ATC Group #: 0375

[.Olig, Island City. NY 11101 Analysis Date; 1 .'19/02 Pax: '12 12) 475-4122 Phone: -(212) 477-8941 Project: PS 89M 201 Warren Street, New York, NY ) /7 Playground, Roof 5th&7nd Floor, 1st Floor Hallway

Asbestos Fiber Analysis by Transmission Electron Microscopy (TEM) Performed by EPA 40 CFR Part 763 Final Rule (AHERA) Analytical Asbestos /(««' Nun /isbestos Structures Sensitivity Coitcentratinn Sample I'olnine Analysed Asb O.Sfi-S S/i (S/cc) fS/inm^) (S/cc) Notes O' ISKJ.OO «.045(l 0 None Detected 0 0 Q.0<W <22124 (.101147 ■ 6375 -I

02 I NO.Of) 0,0450 10 None Detected 0 0 0.0047 <22.24 0111(147 6375 -2

03 I.SI 0.00 0 0450 0 None Detected 0 0 0.0047 <22.24 ' .<0.(1047 6375 -3

04 1810,00 0.0450 , 0 None Detected 0 0.0047 <22.24 <0.0(1)47 0 6375 4:

05 ) 1810.00 0.0450 0 None Detected ; 0 0 0.0047 1 <22.24 <0,t.)047 ,. 6375 -51

06 tSlO.OQ )0.0047 <22.24 <0,0047 0.0450 -0 NoneDetected: 0'0 6375 -6

07 . 1810.00 t),0450 0 NoneDetected 0 0 Q.O047 <22.24 <(l.()047. 5375 -Al­

os 1810.00 0.0450 ■0 None Detected 01 0 0.0047 <22.24 <11.0047 6375 -S

MARK PEYSAKHOV MICHAELA) GGRYCKLPh.D.

Analyzed by Approved by:

Diselaimer: Trie laboratory is not responsible for date reported in structures/cc, wtiicti is dependent Oli volume collected by non-laboratoty personnel. This lab is only responsible for data reported in structures/rnmT This report may not be reproduced, except in full, without written approval by ATC Associates Inc. This report may pot be used to claim product endorsement by NVLAP or any other agenoy of the U.S. Government, This reports relates only to the samples reported abovel Quality control data (including 95% . contidenceliiniis and laboratory and arialysis' accuracy and precision) is available upon request. ' 1 ■

Accredited for NVLAP RLM/TEM #101137-0, NY State ELAP #10879 ■

CITY_21MC1OO_OO3271232

NYC-WTC_000202257