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GCMS analysis results for sample AD28431, Nov 2001

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Laboratory report documenting GCMS analysis of sample AD28431 conducted between November 21 and 26, 2001.

NYC-WTC_000034280–000034288

Folder label: “GCMS X 11/21/01 A 11/27 - 11/28/01

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NYC 9/11 Public Portal Document

Comments for Sample AD28431 - Analysis $GCMS Westchester Dept, of Labs & Research User: Vinci, David L Date: 12-03-2001 Time: 12:40:08

The GCMS scan, from 35 to 550 amu, does not reveal the presence of unusual compounds. However, di-n-butylphthalate is present at an estimated level of 0.25 ug/L. The recovery for the Surrogate Standard in this sample was 73%. Recoveries for 41 of the 44 compounds in the LSC Standard were outside of EPA 625 acceptance ranges, soon however, GCMS method acceptance ranges will be established and used instead.

NYC-WTC_000034281

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NYC-WTC_000034281Source: NYC Law Department, mirrored locally

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