NYC-WTC_000232341

NYC 9/11 Public Portal Document

AMA Anoluticol Services, Inc. Fiber Count Sheet For Transmission Electron Microscopy •Page I ofL OaiT^lfei tlysis: f AMASample#: Filler Type/Size: MCE — nun PC min

I Client:__ Cj-rf' grerTtr-P? Filter Porosity: pm,Lol It: !^P Chain of Custody H: Grid AcceptabldJJy N Ocienlalion of Letter F: '4 Grid Storage Box H: £L££51 Analyst ______ Working Mag; .K L.O.DjZSensivitVc s/inm’ 0. .s/cc signed:______________________ Row ft: I Grid:_4Z/.^— Accel. Voltage: _____ kV Volume of Air Sampled: L Metliod I type (circle): EPA Level II '_Oiher:___________________ Water Wipe Grid Openings to observe:

Grid Structure # Structure Length & Width SAED Spectrum Elements Fiber SAED Magnification Or Opening # Type (In Microns) # Rows Identified Negative # Negative # Camera Length Location

K CM I A /■< -AW L6- K

K CM

3 CM

K M o-?\ ' CM

[ P// 6 K CM /I

w 4 (Xi K CM

Z4C’A4 cl K CM

p 9 (XJ' -/'M p/i a cL -K

K CM

CM

I !A f- : ^5\1V a K CM

M 7-6 ’ Pa cL K CM

~c I /i P^/ K CM

ri AS •A)/> pa K CM

I K lit X3 M _________ ____________________ CM

Legend: If NSD = No Structures Detected E F = Fiber B= Bundle gJ C = Cluster M - Matrix I ~ UTO = Unable to Obtain K CM

S = 2nd Grid

Total # of Grid Openings Observived _E_ im^ fl oiStnrclures Counled: 11 Asbestos Type: LLL -'i .6: s <5pm + 3 .s >5pm = Vmm^ = .s/cc

Asbestos Type:_________________ s <5pm + .s = .s/ram’ = Non-AsbestosType: ____ L » <5p.m +. -S = 06.003341 sZmm^ = _________ s/cC------------------ - --- Total asbestos structures counted LI _s Notes: = s/mm^ ePliX^J—S'cc 7 pC-r^ i Z-J Jc, ''Ml/ • ,

SAED Calibration Dale: / T-i / c.) Mean Grid Opening Area is 0.0 I / nun’

EDXA Calibration Dale: I I Spectra Disk Identification tf: I /d EM Serial Number is: S Mag. Calibration Date;

CITY_21MC100_006788189

NYC-WTC_000232341