NYC-WTC_000228468

NYC 9/11 Public Portal Document

TEM Asbestos (air) Count Sheet Client Name: N^'C BOE . oluiite (liters): Lab Group #: 7321 Filtei i -■/ Filter A.-ea: M 4. 385 mm- .CL’i ' O|)-’ning Size: 0 Lab Sample #: 14 Client Sample #: 14 ■ i ea ■ xaiiiiiied: >-"4-i96 mm-

GRID BOX: Ma iiificaJon: 2! .iiOO

~GRIDI1): Acet!' ratiiig Wtliage: iOJ KeV # Grid Openings: 4 Anaivsis Late: 4 4'02

Analysis Performed By: MARK PEYSAKHOV

GO, Structure Structure Type Length 0 ot . . 'I ILK-r \ or \ : EDS No F i B C >=06 M :>=5p Chrys , .aoie No Coord Elements) <5p

KT^I —e - ^5^' —XT--

J

Struct = > 0.5p > 5; I Aspect Ratio Grid acceptance: '/= Positive diffraction pattern properties conforming to <50% undissolved filler, overlapped or folded To al laPoratory idantification criteria observed <10% particulate coverage >50% coverage ate least 20 unfolded or overiapped grid squares <5% F L■ i M : EDS spectrum conforming to laboratory holes or opaque areas identification entena observed AMPHIBOLES ii'.r F - Single F her Amosite mh.uiHHi'- B = Bundle (<3 fibers <1 fiber diameter apart Crocidolite C = Cluster i>3 Intersections) Anthophyllite Tremolite M = Matrix Actinolite •Ide I'.itIcJ NSC = No Structures Detected

CITY_21MC100_002900688

NYC-WTC_000228468