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NYC-WTC_000189287

Label derived from the City's folder field. The City does not supply document titles.NYC-WTC_000189287–000189288
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NYC 9/11 Public Portal Document

Mr Bernard P Orlan Apnl 17 2002 Wipe Samples for Dioxms Page 2 H S for Leadership <SL Public Service t894M') ATCProiectNo 15 19125 0290

This provides a single value (in nanograms) for the analytical results for each sample The sample locations and the results are shown m the table

DIOXIN WIPE SAMPLE RESULTS (2,3, 7, 8 TCDD EQUIVALENTS) March 8, 2002

1 st Floor Main Lobby Floor /DX1 0 000055 5tb Floor Hall by Elevator Floor/DX2 0 000059 10th Floor Hall by Elevator Floor /DX3 0 000062

The New York State Department of Health (NYSDOH) established guidelines for dioxin for the re occupancy of the Binghamton State Office Building following a PCB fire The NYSDOH guideline for dioxin on surfaces is 25 nanograms per square meter (25 ng/m^)

The concentrations on indoor surfaces ranged from 0 000055 to 0 000062 nanograms per square meter (ng/m^) The levels found in all of these samples are below the NYSDOH guideline of 25 ng/m2

It IS not possible to determine when the 2 3 7 8 TCDD equivalents detected in these samples were deposited Dioxin samples were not collected from these locations prior to January 2 2002

It is our pleasure to provide these mdoor environmental services to the NYC Board of Education If you have any questions about this report please call (212) 353 8280 extension 212

Sincerely J TC ASSOCL4 TES INC

James R Cohn CIH CSP Regional Manager Industrial Hygiene Division

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CITY_21MC100_003085200

NYC-WTC_000189288

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NYC-WTC_000189288Source: NYC Law Department, mirrored locally

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