Asbestos exposure levels data sheet

NYC 9/11 Public Portal Document

ENVIRO-PROBE, INC. 2917 Bruckner Boulevard - Bronx, New York 10461 Phone: (718) 863-0045 - Fax: (718) 518-7454

BULK MATERIAL ANALYSIS FOR ASBESTOS

EPA/600/R-931116, July 1993 TEST METHOD - POLARIZED LIGHT MICROSCOPY - LAB ID# 101222 NATIONAL VOLUNTARY LABORATORY ACCREDITATION PROGRAM APPROVAL PROGRAM LAB ID# 10898 NEW YORK STATE ENVIRONMENTAL LABORATORY DATE SUBMITTED: 9/24/01 DATE ANALYZED: 9/24/01 CLIENT NAME Central Env. Services DATE REPORTED: 9/26/01 COMPANY LAB FILE # 23312 ADDRESS ANALYST S. K Dewan CITY,STATE, ZIP

67169 Wall St., NY. Various Floors 1. SAMPLING LOCATION 25 26 27 28 29 30 2. CLIENT'S ID# B01- 20297 20298 20299 20300 20301 20302 3. LAB ID# 4. STEREO-MICROSCOPIC EXAMINATION N N N N N N 1. HOMOGENEOUS (YIN) 1&4 1&4 1&4 1&4 1&4 1&4 2. COLOR 1. WHITE 2. BROWN 3. GRAY 4. OTHERS . .. •. 1111 1111,.}::?•v:1}iii}Li}.'i': 1111.::. .,::.}}>YtiY ~ ::.::.v: •.: ~:i:^:111£1 :..:::::..:. is

ES/NO , .}•n,:•v.{, :•} 1111. {I+fi x: :::::: >.: •,Y: ? :{1111.{::>ii.-• .:s}:}:,: i:. ...:.:...::;::.:{{:1{. '*. •}.+ <'1 y •~{ ;:: L{?:iti 111,. .>::• .}.1111.•? 1111:. 1.,'f':':•}•': ••~{~?ti:µ •; .,..5.•.•':. {:;{ti::ti}:•?: }y ;:

5. ASBESTOS DETECTED 'L:4i::::??• .} r: {111::::u~ti•;:;::}11 }111•'1{v IS 1111 1...5.: 1111..,11 :.v.•.: +•:..%?•:, .:..~v.;.:C{i.: •.•+\y{::ti}:.i?} {i::::ti::titi?•.•.:b4:{:::.';:y :i{{4:{.}}a2:::•}`t:}:4:1•i: ~:::;::$~;:~:::ir':: ... :.. ,. : :•:gun •\ .:. ~':•':•'.•:•1{i:::}};:':•':•'.h:'•i.......'.S.'{.. 11 11... ........a. i.: 6. ASBESTOS PERCENTAGE 'i{ti\i:i.{::::•::•:,L::S:•i}:{ }•.•::•tii ti : •:•:•'•^tti: ii: :.i<:. . M1~• ~..~vv{ivi.v{':?4ti~~: Y:::\'~..... ~n+w}j •;;t`:•tititi'••'>'•.ti}};•:.ti: :;•`::;}"::53:;.}:•}:?;i:s.,• },, ..}2::•;`.~3•:t6::`:{.?},, {vti:•}.i•>Y}:•>::•::;:i : .u.:}.:}.::....:..., 1111...:.:>,: }.i•{i.: •:.:.'. 1111•:: ••1111,.. ,,...,•..: •: {•ti}i.•::::•:•:••.:,•.,.:........ 3 ........,...::,....,. .::::: 1111:: `'?':::~::'.}: i }•.,, 111 £..{1111.. 1 :?: 1111 •:ti:`•111.1 .., :::::i~:i~i ?•{.:; .:......:, : it{•:: ti•:» <,,,•.:..,..:.: :i•`• .::.::... ........ ;+?•`•,'~;E::i::;~: 1111:.. 1111: ti ... . >?fi<.}1111: ::: .::'<I :•:.•:~~'t~#•'~::`: CHRYSOTILE ii tnt, k..., 1111»1111.. . „}1111,. 11}1}1.:: 1111.. .:.• ,,..:,•:.:::.,,. :•}}}}: •.:.:..,: 1111,. :.i}111.1:. ..:,.. ........ .:•..,:..{,..,,..,. ... ..•1111::: ... ..~:~:.-i}.:. CID.LITE 3. CROCIDOLITE .. :.•:.., ..:<::.1111 -1111.: ?}1111:?:<.::::::.,: t .. }•., >•:::.,. .::. ....:~.~:i..},1?{:<•.~: ) •• ~•::,:ti;<•~::::;: 1111:: ti ..{:............. 11{11 ,:::,':} > yy ti:$fyti? ;;.':;'..L?.::~....a,v i2Y~2•`.{t:: 1 . :`•ti .ti:.:~:`•`:,•1';1:? z} ~::'t:::i.: 'i,..v. }::2•:.ii::•:'.•`.iii•:.•:::::ii•`.~::' 4. OTHERS :::. >1::..,\.n n,i•.. 11$11 ..{v. ::;:::::'.} <:.:...:.: "'..• • ~::.>::: +ti12:.1.w..n::•4::Y+i2:4

` i"{::' .:>=1; : •:{ {" I ><>`?`:"1„r`'.••••• 7. TOTAL ASBESTOS PERCENTAGE 8. PERCENTAGE - OTHER FIBROUS MATERIALS 1. CELLULOSE 35 15 30 20 15 20 2. FIBROUS GLASS 15 20 15 25 25 20 3. OTHERS 9. NON-FIBROUS MATERIALS 10 15 15 10 20 15 1. CARBONATES 10 15 10 10 15 10 2. SILICATES 30 35 30 35 25 35 3. OTHERS 100 100 100 100 100 100 10. TOTAL approval of the laboratory. This report shall not be reproduced except in full, without the written is an uncertainty For quantltatlon purposes 1% is the concentration at which there These results apply to these/this particular samples/sample Government Agency o This report is not endorsed by NVLAP or any other U.S. Traces = < 1.6 LAB DIRECTORS PERVISOR'S SIGNATURE

NYC-WTC 000094745