NYC 9/11 Public Portal Document
TEM Asbestos (air) Count Sheet
Clieni NYC BOE Volume (liters): 1928
Lab Gr 5970 Filter Type ' Filter Area: MCE 385 mm-
Lab Sue 1 2) Grid Opening Size: 0.01124
Client 5 AreaExainined: 0.04496 mnT
GRID L TV - Magnitication: 20,000
GRID 1! bSI Acceleratin'’ Voltage: 100 KeV
# Grid 4 Analysis Date: 11/25/01
Analysis Performed By:
roman PhVS.AKHOA'
__ GO Ificture Structure Type Length ID of Structure \ or A EDS
(Nonadb
No F B I C M i >=05 p >=5|j Chrys j Amphiboie i Nonasb Ambig/ND
’ No <5u Elements)
1
/i
Struct = . I .5 : .Aspect Ratio Grid acceptance:
9= Positive dr;-'. m pattern properties conforming to «50% undissblved litter, overlapped or loliJed Totals
laboratory ioe’?!!-,. -^on criteria observed <10% particulate coverage >50% coverage ate
9= EDS spec-,rr onlorming to -aboratory
least 20 unfolded or overlapped grid souares <5%
holes or opaque areas
c M >5u
identification n i-' observed Clirysotile
.AMPHIBOLES Amphibole
F = Single ri" Amosite
B = 3undle > I liber diameter apart Crocidolite Ambiguous I
C = Cluster , ‘■.ections) Anthophyllite Non-Asbestos
Tremolite
M = Matrix Non-Identitied
Actinolite
NSC = No .Sin :r elected
CONFIDENTIAL, CITY_21MC100_003458402
SUBJECT TO PROTECTIVE ORDER NO. 2, SEPT. 2008
NYC-WTC_000179182
OCR can misread numbers and units. Confirm readings against the page image before using them.