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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_000124099
OCR text

OCR status: ok · source: pdftotext

NYC 9/11 Public Portal Document

TEM Asbestos (air) Count Sheet Client Name: ATC Volume (liters: 1300 5994 Filter Type / Filter Area: MCE 385 mm2 Lab Group #: Grid Opening Size: 0.01124 Lab Sample #: 3 Area Examined: 0.06744 mm Client Sample #: 3 Magnification: 20,000 GRID BOX: .5 ~' 3 Accelerating Voltage: 100 KeV GRID ID: Analysis Date: 11/29/01 # Grid Openings: 6

Analysis Performed By: MARK PEYSAKHOV

Length ID of Structure N or I EDS GO. Structure Structure Type AmbgMD No Coord No i!i B C M j!. > >=5p Chrys Amphibole Nonasb Elleme tss)

tom" 2 c;-

J'— .-r2' _

Struct => 0.5µ > 5:1 Aspect Ratio Grid axeptance: <50% undissolved finer, overlapped or folded Totals '1= Positive diffraction pattern Proms confortnirg to <10% 0 unfoldedde co or erla coverage a e laboratory idenbficatarr criteria observed or overlapped grid squares <5% F B C M >$u 20 d= EDS spectrum conforming to laboratory holes or opaque areas Chrysotile identification criteria observed %1 1rniavi.c~ Amphibole F = Single Fiber Amosite Ambiguous 8= Bundle (<3 fibers <1 fiber diameter apart olite M~ life Non-Asbestos C = Cluster ('3 Intersections) Tremolite M = Matra Actinollte Non-Identified NSD = No Structures Detected NYC-WTC 000124099

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NYC-WTC_000124099Source: NYC Law Department, mirrored locally

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