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 Central Env. Services DATE ANALYZED: 9/24/01 CLIENT NAME 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# 37 38 B01- 20309 20310 3. LAB ID# 4. STEREO-MICROSCOPIC EXAMINATION 1. HOMOGENEOUS (YIN) N N 2. COLOR 1&4 1&4 1. WHITE 2. BROWN 3. GRAY 4. OTHERS } .v:•:.k:n;•yk3:•. , .:• ::.:.:•i:ii:.::iii:::vi;.iii:i:.:•.

5. ASBESTOS DETECTED (YES/NO) <' :: <: :. ,,1,. :; ..:2.3.$•'.:wT.•:4:'h:~}v.. .:~::::ii~• jn: j::}.ij:}: •:::~::::~~j`j}:}:jj:::":~i?~: f`:'::.•:.. +:::::.:•....:;:::::.:::::::.:.,.:.::.,,4:..:::.„} :r>:•:+•. :}:::j:.:.. -

6. ASBESTOS PERCENTAGE v:.}.::.v::.• :.,v.•.•.,,v.+..>.•ii:::~:• 'i:;}•:'J.}.:ti;.i:•i }}}}::tiff>.::• II

v.:biC::}ri:.}}::::::'rt5: ..v ..v::2•i:~i. ,.:.::a•:.v:v:::.•.•.,,,.:.v:::::::::~ 2. CHRYSOTILE ..:}i::^jj•:}}.:mv:v,:jjjL -N:;;v,{':~.,:.: •;:::;'.,'rjr^.`::;.`::

3. CROCIDOLITE ::::::...+ ...:;•. ?:........ ........ .., :. v: ••;..:ii: is }::•}:•;: :: ....... > :v+:>:::.::::::• ;: n.::x...•,.. vr:i:.;5 33 v.i rii,'- ? . ';v 4. OTHERS <'x <~~< '~.::..,.:.,.,..... f..... . xrj} Yv ::: .:.:v. .: :.yyy: ...,.:.,.•:,v: v.. ..:.:...'::'u ...:..:: ..:.:::;•::•:: 'i:}•:::;i :i.•:.;:•::4:};}•'i.>:,:v:w:v::..:..::cv. ..:::•.x:•.,v..:j; ...........au..: r,:

7. TOTAL ASBESTOS PERCENTAGE '-•'•• - j:::j;<.:.. •~~~•~'•~~~ '~'~"'~~• 8. PERCENTAGE - OTHER FIBROUS MATERIALS 1. CELLULOSE 2. FIBROUS GLASS 15 20 3. OTHERS 30 25 9. NON-FIBROUS MATERIALS 1. CARBONATES 15 15 2. SILICATES 10 15 3. OTHERS 30 25 10. TOTAL 100 100 This report shall not be reproduced except in 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/this particular samples/sample o This report is not endorsed by NVLAP or any other U.S. Government Agency Traces- <1% LAB DIRECTOR/ ERVISOR'S SIGNATURE

NYC-WTC 000094747