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Document / 52 pages

Air monitoring TEM analysis, 51 Harrison, Nov 2001

Machine-extracted title · confidence 90%

Transmission electron microscopy air monitoring report for asbestos analysis at townhouses, November 2001.

NYC-WTC_000108315–000108366

Folder label: “51 HARRISON STREET; Block: 142 Lot: 50 BIN: Independence Plaza

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NYC 9/11 Public Portal Document

. I •

New York Lab 307 West 38th Street, New York, NY 10018

Phone: 212-290-0051 Fax: 2122900058 Email:

Attn: Victor Escalona Customer ID: COMM56 Commercial Lab Enterprise Customer PO: 270 Swinton Ave Received: 11/06/01 12:50 PM Bronx, NY 10465 Fax: (718) 904-9117 Phone: 718-792-2832 EMSL Order: 030107554 Project: 01231 / TOWN HOUSE! 51 HARRISON / INSIDE APTS EMSL Project ID:

Analysis Date: 11/6/01

Asbestos Fiber Analysis by Transmission Electron Microscopy (TEM) Performed by EPA 40 CFR Part 763 Final Rule (AHERA) Analytical Asbestos Area Non Asbestos # Structure Sensitivity Concentration Analyzed Ash Type(s) 0.5p -Sp z 5p (S/cc) (S/mm') (S/cc) Notes 'e Volume 634 1210.00 0.0750 0 None Detected 0.0042 <13.33 <0.0042 030107554-0012

635 1200.00 0.0750 0 None Detected 0.0043 <13.33 <0.0043 030107554-0013 -

636 1200.00 0.0750 0 None Detected 0.0043 <13.33 <0.0043 030107554-0014

637 1300.00 0.0625 0 Chrysotile 1 0 0.0047 16 0.0047 030107554-0015

638 1300.00 0.0625 0 None Detected 0.0047 <16.00 <0.0047 030107554-0016

639 1230.00 0.0750 0 None Detected 0.0042 <13.33 <0.0042 030107554-0017

640 1230.00 0.0750 0 None Detected 0.0042 <13.33 <0.0042 030107554-0018

George William (18) Laboratory Manager or other approved signatory

for Disclaimers The laboratory is not responsible for data reported in structures/cc which is dependent on volume collected by non-laboratory personnel This lab is only responsible data reported in structures/mm'. This report may no! be reproduced. except in full, without written approval by EMSL. This report must not be used to claim product endorsement by NV[ AP or any agency of the U S. Government. This report relates only to the samples reported above. Quality control data (including 95% confidence limits and laboratory and analysts' accuracy and precision) is available upon request. Accreaded for NVL AP PLM/IEM a1010489, NY State ELAP #11506

2 J •JTE HERA-1

NYC-WTC 000108330

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NYC-WTC_000108330Source: NYC Law Department, mirrored locally

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