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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_000124139
OCR text

OCR status: ok · source: pdftotext

NYC 9/11 Public Portal Document

TEM Asbestos (air) Count Sheet '.,uent .'ame: ATC Volume (liters): 130 Lab Group #: 5907 Filter Type / Filter Area: MC Lab Sample #: 16 Grid Opening Size: 0.0; Client Sample #: 16 - Area Examined: 0.06 GRID BOX: / Magnification: 20,C GRID ID: ______ J Accelerating Voltage• 100 # Grid Openings: 6 Analysis Date: 11/1

Analysis Performed By: MICHAEL GORYCKI

TE

Struct = > 0.Sµ > 5:1 Aspect Ratio Graf acceptance: J= Positive diffraction pattern properties conformirrgg to <50% undlssolved filter, overlapped or folded Totals laboratory identification criteria observed <10% particulate coverage >50% coverage ate least 20 unfolded or overlapped grid squares <5% I= EDS spectrum conforming to laboratory holes or opaque areas identification criteria observed AMPHIBOLES F = Single Fiber Amosite B = Bundle (<3 fibers <1 fiber diameter apart Crocidolite C = Cluster (>3 Intersections) Anthophyllite M = Matrix Tremolite Acdnolite NSD = No Struct res Detected

NYC-WTC 000124139

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NYC-WTC_000124139Source: NYC Law Department, mirrored locally

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