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

TEST METHOD - POLARIZED LIGHT MICROSCOPY - EPA/600/R-93/116, July 1993 NATIONAL VOLUNTARY LABORATORY ACCREDITATION PROGRAM LAB ID# 101222 NEW YORK STATE ENVIRONMENTAL LABORATORY APPROVAL PROGRAM LAB ID# 10898

DATE SUBMITTED: 9/24/01 CLIENT NAME Central Env. Services DATE ANALYZED: 9/24/01 COMPANY DATE REPORTED: 9/26/01 ADDRESS LAB FILE # 23312 CITY,STATE, ZIP ANALYST S. K Dewan

1. SAMPLING LOCATION 67/69 Wall St., NY. Various Floors 2. CLIENT'S ID# 31 32 33 34 35 36

3. LAB ID# 1301- 20303 20304 20305 20306 20307 20308

4. STEREO-MICROSCOPIC EXAMINATION 1. HOMOGENEOUS (Y/N) N N N N N N 2. COLOR 1&4 1&4 1&4 1&4 1&4 1&4 1. WHITE 2. BROWN 3. GRAY 4. OTHERS .}•.{~}t L: }i}:: •:: :•'. .}.•,:,.,~\..•, .•`;fiC~v:~:i...:.}:ti ' ii:A:i{}fiKi.,v,.:.$x,}.~:,

5. ASBESTOS DETECTED (YES/NO) •.:::::...vv.,v.,', ':•:•.,{•.•,.v} v.,vv:n .}'•}:•:•:•,:•ti •}}i.$: `$:•':$::i{:;::::• ',~$:ia, i:M1. n..:.r......... j :{•}'YAP}:•:•:h;{• t ~~j• 6. ASBESTOS PERCENTAGE .:;}},•'.^.,t:,:.•..•r••.}:::...~,., •:5:.•.v}u. .,,....... a:}.b.:i::::•::'::::::}•:}: f Tr{}::::i}r~»iirfriv'.' ry •.v.:vx••.:vN:: :::::::ii ::{~:••,.~j'::.i::::.: ••::.v,• a Y:r? :•.':::,":>.i::•:'v:}:: 'vuv •.:v~• v'•}::::'%Lw.0{a aniuLKw'.'ui.•• ::::::::::::.•nvv:.

2. CHRYSOTILE : .} •.:;{;~:>.{.}:;}}:i}.>.:{.:~:.~::.{:~{i,.:..:,. ,. ,;~~ ~«~`«<~ .:.:::}:: .. .. .. , .. ~• 3:.}:~::;:;:>}: ..}: :::..:. ::>~:.>.:}: }:... ::}:....;::~~:;::::;.<: , •.,::.:. ... ::,: 3. CROCIDOLITE 4. OTHERS •.....:..... .::......... ........ii:}}.r. . .-.;\T";rv.;:•:~.yv'x'„x tix•}::::: N k,.... n.....8 :i.}-. . .aa..::::•::.v.•n,v •.va .V .. .•.•.,v;\:::ti:: tii$}kv...v: .}:.v:•:v}:.v............ ..a,...n.$:....... ....v ,.. ,,:..., $:if }.} ::}fS:}:i:}:•:::::::•'.}:::.1 ,::v:.i:vv:.:i•.:.v:.v:: }:v::.v::::::.a,•.........

OS PERCENTAGE }``` '~""'" `'r"'{"" • }: ::}S}$}}:•: •' 8. PERCENTAGE - OTHER FIBROUS MATERIALS 1. CELLULOSE 2. FIBROUS GLASS 20 25 15 15 30 20 3. OTHERS 15 15 25 20 15 20 9. NON-FIBROUS MATERIALS 1. CARBONATES 15 15 20 25 15 20 2. SILICATES 10 15 10 10 10 10 3. OTHERS 40 30 30 30 30 30 10. TOTAL 100 100 100 100 100 100 This report shall not be reproduced exceptin full, without the written approval of the laboratory. For quantitation purposes 1% Is the concentration at which there Is an uncertainty These results apply to these/thls particular samples/sample o This report /s not endorsed by NI/LAP or any other U.S. Government Agency Traces = < 1% LAB DIRECTORS P RVISOR'S SIGNATURE

NYC-WTC 000094746