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GCMS unknowns report for sample AE02460, March 2002

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Laboratory report detailing analysis of unknown compounds and surrogate recovery for sample AE02460.

NYC-WTC_000038801–000038816

Folder label: “GCMS X 3/4/02 A 3/20/02

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NYC 9/11 Public Portal Document

Gomments for Sample AE02460 - Analysis $GCMS

Westchester Dept, of Labs & Research User: Vinci, David L Date: 03-25-2002 Time: 15:00:47

The GCMS scan, from 35 to 550 amu, does not reveal the presence of unusual compounds. The recoveries for 9 of the 43 compounds in the LCS Standard were below their acceptance ranges. This sample is the Field Blank. It is being reextracted and reanalyzed because of its low Surrogate Standard recovery. The reextracted sample had a Surrogate Standard recovery of 144%.

NYC-WTC_000038802

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NYC-WTC_000038802Source: NYC Law Department, mirrored locally

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