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← Document results/DEP Box 48/380 RECTOR PLACE Block: 16 Lot: 7505 BIN: 1000544 Liberty Terrace
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Ambient air sampling report, 333 Rector Place, Sep 2001

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Laboratory report on ambient air samples collected in apartments and common areas of 333 Rector Place during September 24-26, 2001.

NYC-WTC_000120641–000120738

Folder label: “380 RECTOR PLACE Block: 16 Lot: 7505 BIN: 1000544 Liberty Terrace

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NYC 9/11 Public Portal Document

NOV.15.2001 5:43PM JLC ENVIRONMENTAL NO.752 P.8/14 JLC ENVIRONMENTAL CONSULTANTS, INC. 200 Park Avenue South, Suite 1001, New York, New York 10003 Phone: (212) 420-8119 Fax: (212) 420-6092 Project No.: 01-2200 Milford Management Corp. SLAP Lab Code: 11029 Analyta: ASBESTOS 20 West 64th Street NiOSH and AIHA Lap Code: 100273 Date Received: 11/15/01 New York, NY 10023 NVLAP Lab Code: 101953 Date Analyzed: 11115/01

SUMMARY OF ANALYTICAL RESULTS - PLM Batch it; 01118439 Site: L 380 Rector Street, New York, NY

SAMPLE # DATE ASBESTOS TOTAL % OF DESCRIPTION/ LOCATION COLOR CONSTITUENTS COLLECTED DETECTED? ASBESTOS

LAB #

CLIENT'S SAMPLE #

013 Roof/ Main Roof/ West Side/ Sample of DARK NO 0% CELL 3% 11/14/01 Roof Debris Dark GRAY FBGL 5% 12822 NFIB 92% 013C 014 Roof/ Main Roof/ East Side/ Sample of DARK NO 0% CELL 5% 11/14/01 Roof Debris Dark GRAY FBGL 7% 12823 NFIB 98% 0140 015 Roof/ Main Roof Bulkhead/ North Side/ DARK NO 0% NFIR 100% 11114/01 Sample of Roof Debris Dark GRAY 12624 0150 016 Roof/ Main Roof Bulkhead/ West Side/ DARK NO 0% CELL 5% 11/14/01 Sample of Roof Debris Dark GRAY FBGL 5% 12825 NFIB 90%

016C 'INSUFFICIENT MATERIAL SUBMITTED "TEM RECOMMENDED 'NOT ANALYZED POSITIVE STOP

Sample Analysis bw ASBESTOS CONSTITUENTS NON-ASBESTOS C~ S11TIJ NTS Polarized Light Microscopy-Olaperelon Staining (PLM-DS) CHRY = Chrysotlle Asbestos PAPF - Paper Fiber AMOS = Amoalte Asbestos MINW = Mineral Wool CROC = Crocldoilte Asbestos FBGL = Fiberglass Method of Sarnole Preoeration and Ana is- ACTH = Actlnalts Asbestos SYNF = Synthetic Fibers All samples were prepared and analyzed in accordance with the EPA TRENT = Tremalite Asbestos CELL = Cellulose "Method for the Determination of Asbestos in Bulk B4fldln4 Materials" ANTH m Anthoohyttte Asbestos NFIB = Non-Flbroua USEPAI 600/ R-93/116, July 1993. ORGM = Organic Material WOLL = Wollaetunita lnsjnp tsdonr HSHR = Horse Hair OTHR = Other Olympus PLM, Model BH-2NM Stereomicroscope, Model VMZ lx-4x. Gulam Machhiwala Laboratory Director

Analytical results reflect the make up of the materials only In the areas sampled. This Summary of Analytical Results" ahali not ¢e reproduced except In full. without the writter! approval of JLC Laboratory, and It must not be used by client to claim product endorsement by NVLAP or ally agency of the U.S. Government This method Is not appileable to samples cornalning large amounts of fine fibers below the resolution of the light microscope. The value of ihis rpettoq Is limited to the quenttatve identlflca$an of asbestos and the semi-quandtadve determination of asbestos conteryt of bulk samples, expressed as a pert enrage of the protected area. Quandtailon of asbestos content was determined with a visual volume estimate, a calibrated visuril area estimate, and/or point countln0 procedure. CAUTION- Other fibers with optical properties simnel to asbestos may give positive interferences and will be considered asbestos under this methodology, Also, PLM is not consistently reliable In deteging asbestos in floor coverings and similar non fdsble orgardcally-bound materials. Quantttedve transmission electron rr mscopy to currently the only method that can be used to determine if this material can be considered or treated as rmr-asbestos containing.

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11/15/01 THU 18:47 [TX/RX NO 5391]

NYC-WTC 000120703

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NYC-WTC_000120703Source: NYC Law Department, mirrored locally

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