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Asbestos TEM analysis data, 125 [name], Sep 2002

Machine-extracted title · confidence 95%

Chain-of-custody form containing transmission electron microscopy results for asbestos fiber analysis at a DEP cleanup project dated September 2002.

NYC-WTC_000107625–000107681

Folder label: “0076-0100

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Scanned page image, NYC-WTC_000107650
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NYC 9/11 Public Portal Document

ATC Associates % 104 East 25 Street, New York, NY 10010 u

Phone: (212) 353-8280 Fax: (212) 353-8306

Attn: Fred Burkhardt Received: 9/23-02 8:00:00 AM ATC Associates Inc. ATC Group #: 8880 104 East 25th Street Analysis Date: 9/24/02 New York NY 10010 Fax: (212) 353-3599 Phone: (212) 353-8280 Project: DEP Clean-up Project #: 22906-0002 • 125 Cedar Street, New York, NY

Asbestos Fiber Analysis by Transmission Electron Microscopy (TEM) Performed by EPA 40 CFR Part 763 Final Rule (AHERA) • Analytical Asbestos Area Non Asbestos # Structures Sensitivity Concentration Sample Volume Analyzed Asb Types) 0.58-5 5/' (S/cc) (S/mm) (S/cc) Notes

03 1800.00 0.0450 0 None Detected 0 0 0.0048 < 22.24 <00048 8880 -/

04 1800.00 0.0450 0 None Detected 0 0 <22.24 0.0048 <0.0048 8880 -2

05 1800.00 0.0450 0 None Detected 0 0 0.0048 <22.24 <0.0048 8880 -3

06 1800.00 0.0450 0 None Detected 0 0 0.0048 <22.24 <0.0048 8880 -4

07 1500.00 0.0450 0 None Detected 0 0 0.0048 <22.24 <0.0048 8880 -.

ROMAN PEYSA OV MICHAEL A. GORYCKI, Ph.D.

Analyzed by: ( Approved by:

Disclaimer The laboratory is not responsible for data reported in structures/cc, which is dependent on volume collected by non-laboratory personnel. Th ab is only responsible for data reported in structureslmm'. This report may not be reproduced, except in full, without written approval by ATC Associates Inc. This report may not be used to claim product endorsement by NVLAP or any other agency of the U.S. Government. This reports relates only to the samples reported above. Quality control data (including 95% coniiaence limits and laboratory and analysis accuracy and precision) is available upon request.

Accredited for NVLAP PMITEM 4101187-0. NY State ELAP #10879

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NYC-WTC 000107650

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NYC-WTC_000107650Source: NYC Law Department, mirrored locally

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