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← Document results/DEP Box 50/225 RECTOR PLACE Block: 16 Lot: 70 BIN: 1000053 210 SOUTH END AVENUE
Document / 345 pages

Air sampling summary letter, 225 Rector Place, Jan 2002

Machine-extracted title · confidence 95%

Letter from environmental consultants summarizing ambient air sampling and cleanup activities at 225 Rector Place.

NYC-WTC_000123875–000124219

Folder label: “225 RECTOR PLACE Block: 16 Lot: 70 BIN: 1000053 210 SOUTH END AVENUE

Page image
Scanned page image, NYC-WTC_000123927
OCR text

OCR status: ok · source: pdftotext

NYC 9/11 Public Portal Document

TEM Asbestos (air) Count Sheet Client Name: ATC Volume (liters): 1300 Lab Group #: 5994 Filter Type / Filter Area: MCE 385 mm-' Lab Sample #: 13 Grid Opening Size: 0.01124 Client Sample #: 13 Area Examined: 0.06744 mm2 GRID BOX: Magnification: 20,000 GRID ID: &' es"—' Accelerating Voltage: 100 KeV # Grid Openings: 6 Analysis Date: 11/29/01

Analysis Performed By: MARK P£YSAKHOV

GO. J Structure I Structure Type I Length ID of Structure N or EDS

No Coord No F 6 C M >5uµ 1_>=5N Chrys An"ibole Nonasb AmbtglND E v ! ----L____I - v I I I 1

____-

- - F-______________ Struct - > 0.iµ > 5:1 Aspect Ratio Gddaepance 4= Posillve diffraction pattern properties confomung to o undissolvedMer. oveflapped or towed Totals laboratory Idea abort aitere observed <10% particulate coverage >50% coverage ate feast 20 unfolded or overlapped gnd squares c5% F B M EDS spectrum conforming to laboratory holes or opaque areas >5k : identification criteria observed Chrysotile AMPHIBOLES Amphibole F = Single Fiber Amosite B = Burke (<3 hers <1 finer diameter apart Croc:idoBte Ambiguous C = Cluster (>3 Intersections) Anthophyiite Non-Asbestos M = Matrix Trentolite Actinciite Non-Identified NSD = No Structures Detected _.

NYC-WTC 000123927

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NYC-WTC_000123927Source: NYC Law Department, mirrored locally

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