OF 2005-1073: Analysis of Background Residential Dust for World Trade Center Signature Components Using Scanning Electron Microscopy and X-Ray Microanalysis

Open-File Report 2005–1073

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Analysis of Background Residential Dust for World Trade Center Signature Components Using Scanning Electron Microscopy and X-Ray Microanalysis

By Heather A. Lowers, Gregory P. Meeker, and Isabelle K. Brownfield

thumbnail image of Figure 1. Map of New York City

SEM/EDS analyses of dust from residential units in New York City were performed to verify the presence or absence of WTC dust. Slag wool, a signature component of WTC dust, was only found in trace amounts in four of the six samples analyzed.

Version 1.0

Posted March 2005

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This report is a supplement to OF 2005–1031: Determination of a Diagnostic Signature for World Trade Center Dust using Scanning Electron Microscopy Point Counting Techniques

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