NYC-WTC_000193385

NYC 9/11 Public Portal Document

TEM Asbestos (air) Count Sht Client Name: NYC BOE Volti

Lab Group #: 8213 Filter Type / F !Z 385 mm- Lab Sample #: 11 Grid Op : 124 Client Sample #: 14 Area 455 mm-

GRID BOX: ■Of)

GRID ID: Acceleratii E.-V # Grid Openings: 4 An-. '(A

Analysis Performed By: MARK PEYSAKHOV

GO. Structure Structure Type Length ID Oli EDS (Nonadb No F B C M >=05 p >=5|J Chrys Amphibole No Coord Elements) <5p

Struct = > 0.5p >5:1 Aspect i^atio Grid acceptance: yl- Positive diffraction pattern properlies conforming to <50% undissolved filter, overlapped or folded laboratory identification criteria observed <10% particulate coverage >50% coverage ate least 20 unfolded or overlapped grid squares <5% i M >5p n/- EDS spectrum conforming to laboratory holes or opaque areas ide ntification criteria observed Cbi /amphiboles I Anif F ■- Single Fiber Amosite B = Bundle (<3 fibers <1 fiber diameter apart Crocidolite Ami C = Cluster (>3 Intersections) Anthophyllite Non-A Tremolite M = Matrix Actinolite Non-Idi NltD = No Structures Detected

CITY_21MC100_003094573

NYC-WTC_000193385