Asbestos PCM and TEM analysis results, DEP Clean-up Project, Oct

NYC 9/11 Public Portal Document

■5? SJOP A7C

.A.i tn; Biir-jairun Salient; Received; 10/9/02 8.00:00 AM Arc Aiscciates Inc. Arc Group#: 8946 K»4 East23± Street Analysis Date: 10,-10/02

N;w Yo*k NY 10010

Fax: (212) 35J-3599 Phone; (212)353-8280 Project: DEP Clean-up aTC Project #; 22906-0002 125 Cedar Street, New York, NY

EPA PCMe Method Via Transmission Electron Microscopy Noe Asbestos £P.1 PCMe Asbestos PCM Asbestos Asbestos % of Sample V'olutni Fibers' F/ee Typits) Fibers total P/ve /yoies

A-6S-38 .^830.00 10 0,001 CHRYSOTILE 1 9 0.0002 Cellulose-? Structures. Oypsum 3 Structures 11946 -3S

A-6S-39 3820.00 6 0.001 None Detected 0 0 <0.0002 Cellulose • 1 Structure, Gyosum -3 Structures, S94( -39 Gia3s-2 Sijuctures

A-6S-40 iSlO oo 10 C.002 CHRYSCTILE 2 ' 17 0.0004 Cellulose -3 Stjuciures, Gypsum ■ 2 g94(. ^40 Structures, Giasi-5 Structure

A-41 3800 00 12 0.001 CHRYSCTIIE 1 8 0.0002 CeHuldse -4 Structures Gypsum • 3 6546 .4r Structures, Glass-S Struclufss

A-42 3790.00 7 0 002 None "elected 0 0 <0.0002 Cellulose 3 Structures. Gypsum - 2 3946 -42 Sinjetures. Glass-2 Structures

A .43 3800.00 w O.OC'1 None Delected 0 0 <0.0002 Cellulose • 7 Structures, Gypsum -1 Strunre 8946 -43 31SSS-3 Structures

A-44 3800.00 15 0.002 CHRYSOTILE ! 6 0.0002 Cellulose 12 Slrjctures Gypsum - 2 S946 -44 Structures, Glass-1 SUucture

A-45 3800.00 16 C.002 None Delected 0 0 <0.0002 Calicioss -7 Structures. Gypsum - 3 8946 -4! Structures, GSass-l Structure

A-46 3790.00 16 0.001 Nene Delected 0 0 <0 00(;2 Dsliuloss ■ 9 Struclures, Gypsum -6 8V4S -46 Structures. Glass-I Structure

A-47 3800.00 13 0.001 None Delected 0 0 <0,0002 Csttulose -10 Structures, Gypsum -2 S94fj .47 Structures, Glass-' Structure

MARKPEYSAKHOV MICHAEL A, GORYCKi, ?b.D.

Analysed by Approved by:

, — j ATC is not reioanslbte for data reoerted in tibent'es, which is depe.ndent on roume collscted oy ron-iaboraiory parsarr.eL The acdue report relates oriy !o the items testae. THs , report mey not be reproduced except in full, without wriden approval by ATC Associates Ine. Analysis perlormed by ATC AsSocates Inc. (NY ELAP #10673), Forty Grid Openings .Yom eacn of tie samples nere examined lor sduBtuies jrsaier than Sijin length and having a iencrb-lo-width ratio araarer than 3. ■

WedniSiiay. Ocrobur 16, 2001 } of 6

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