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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 5:46PM JLC ENVIRONMENTAL NO.752 P.13/14 JLC ENVIRONMENTAL CONSULTANTS, INC, 200 Park Avenue South, Suite 1001, New York, New York 10003 Phone: (212) 420-8119 Fex: (212) 420-6092 Project No.: 01-2200 Milford Management Corp. ELAP Lab Code: 11020 Analyte; ASBESTOS 20 West 64th Street NIOSH and AIHA Lab Code: 100273 Date Received: 11/15/01 New York, NY 10023 NVLAP Lab Code: 101953 Date Analyzed: 11/15/01

SUMMARY OF ANALYTICAL RESULTS - PLM Batch #: 01118439

Site: 99 Battery Place, New York, NY

SAMPLE # DA TE ASBESTOS TOTAL % OF DESCRIPTION / LOCATION COLOR DETECTED? ASBESTOS CONSTITUENTS COLLECTED LAB # CLIENTS SAMPLE #

030 Roof/ Main Roof/ North Side! Sample of BLACK NO 0% CELL 10% 11/14/01 Roof Debris Dark FBGL 10% 12841 NFIB 80% 030F 031 Roof/ Main Roof/ East Side! Sample of BLACK NO 0% CELL 10% 11/14/01 Roof Debris Dark FBGL 15% 12842 NFIB 75% 031 F 032 Roof/ Main Roof/ West Side/ Sample of BLACK NO 0% CELL 12% 11/14/01 Roof Debris Dark FBGL 20% 12843 NFIB 68%

032F 033 Roof/ Water Touter Roof/ West Side/ BLACK NO 0% CELL 16% 11(14/01 Sample of Roof Debris Dark FBGL 20% 12844 NFIB 64% 033F 'INSUFFICIENT MATERIAL SUBMITTED "TEM RECOMMENDED ^'NOT ANALYZED POSITIVE STOP

ASBESTOS CONSTITUENTS NON-ASBES7OS CONST111JEN rs Samole Anal eyls 6v: Polarized Light Mlaoscopy-Dlsperslon Staining (PLM-OS) ClfRY - Chrysotlle Asbestos PAPF = Paper Fiber AMOS = Amoaite Asbestos MINW = Mineral Wool CROC ■ Croctdollle AapeaWe FBGL = Rberglass Method of Srit[Inle Preoaratlon and Anelvate: All samples were prepared and analyzed In accordance with the EPA EMo ~Ooltte asbestos ACTN SYNF =C llu o ec Flbare CELL ripple Asbestos CELL = Cellulose "Method far the Determination of Asbestos In Bulk Building Materials" ANTH o Anthophylite Asbestos NFIB = Nort-Flbrnua USEPAI 6001R-931116. July 1983. ORGM = Organic Material WOLL = WollasWn[te Instrumentation• HSHR = Morse Hair OTHR = Other Olympus PLM. Model BH-2NM Stereomicroacope, Model . VMZ lz-4x 1 m Machhiwala Laboratory Director

Analytical results reflect the make up of the materials only In the areas s3rrtple4. This "Summary of Arralytica Results" shall not be reproduced except in full. withoyt the written approval of JLC Laboratory, and It must not be used by client to 0194M product endorsement by I'4VLAP or any agency of the U.S. Government This method Is not applicable to samples containing large amounts of fine fibers below the resolution of the fight microscope. The value of this method is limited to the quantitative lderdI lcatlon of asbestos and the semi.quantitepve determination of asbestos content of bulk samples, expressed as a percentage of Me protected area, Quandtadon of asbestos corltent was determined with a visual volume estimate, a calibrated visual area astirriate, andlor point coursing procedure. CAUTION: Other fibers with optical propeglas similar to asbestos may give positive kilerferences and will be considered asbestos under this methodology. Also. PLM Is not consistently rei{abie In detecting asbestos in boor coverings and similar non-friable orgargcaly-bound materials. Quantitative transmisslon etechon microscopy Is currently the only method that can be used to determine If 1Na material can be considered or treated as nor -asbestos containing.

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11/15/01 THU 18:47 [TX/RX NO 53911

NYC-WTC 000120712

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NYC-WTC_000120712Source: NYC Law Department, mirrored locally

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