NYC-WTC_000229367

NYC 9/11 Public Portal Document TEM Asbestos (air) Count Sheet Client Name: NYC BOE Lab Group #: §242 Lab Sample #: . 6 Client Sample #: 08 GRID BOX: LOSE GRID ID: Face # Grid Openings: 4 Filter Type / Filter Area: Grid Opening Size: Accelerating Voltage: 1824 MCE 385 mm 0.01124 0.04496 mm 20,000 100 Ke¥ 6/23/02 Volume (liters): Area Examined: Magnification: Analysis Date: Analysis Performed By: tical CAR MARK PEYSAKHOV GO. Structure {| Structure Type Length IWofStuctre Nor ¥ Riad , ’ No >=05 = bole Nonasb Ami No Coord FiB)C]M Su se) © Chrys | Amphi moND | _ ments) (_ &-"_ergrsD Fe Sot J ee} I Struct => 0.5p > 5:4 Aspect Ratio Grid apceptance; : oa tT wae Jz Positive diffraction’ forming to <00% undissolved fiter, overtapped or folded otals ttoreny Weridioens A ei eteerved ed <10% particulate coverage >50% coverage ate a least 20 unfolded or overlapped grid squares <i% FITBICIM) >5u V= EDS spectrum conforming to laboratory holes of opaque areas’ identification criteria observed oe Chrysotile ' AMPHIBOLES j Amphibole F = Single Fiber ‘Amosite : B = Bundle (<3 fibers <1 ber diameter apart Crocidolite, Ambiguous C = Cluster (>3 Intersections} Anthophyllite Non-Asbestos M= Matrix Tremolite ! Wont fed = Actinolite _Non- denti fied | NSD = No Structures Detected NYC-WTC_000229367 CITY 21MC100_ 002902451