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Document / 3 pages

Mercury post-run report, Feb 6, 2002

Machine-extracted title · confidence 100%

Laboratory post-run report for mercury standards conducted on February 6, 2002.

NYC-WTC_000041072–000041074

Folder label: “Hg Feb 02

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Scanned page image, NYC-WTC_000041073
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NYC 9/11 Public Portal Document

Westchester county labs Folder: RUNS1 Page 311 Protocol: hg-cv ***POST-RUN REPORT*** Line Cone. Units SD/RSD 1 2 3 4 5

*** Sample ID: 2785 Seq: 2314 17:48:19 06 Feb 02 HG Hg -.101 ppb .000 -.101

*** Sample ID: 2786 Seq: 2315 17:50:08 06 Feb 02 HG

Hg .083 ppb .000 -.083 me

*** Sample ID: 2787 Seq: 2316 17:51:45 06 Feb 02 HG

Hg -.061 ppb .000 -.061 *** Check Standard: Ck21.0 qc Seq: 2317 17:53:21 06 Feb 02 HG Line Flag %Rcv. Found True Units SD/RSD Hg 95.4 j .954 1.00 ppb .000 *** Sample ID: 2788 Seq: 2318 17:54:59 06 Feb 02 HG Hg -.039 ppb .000 -.039 E

*** Check Standard: Ck21.0 qc Seq: 2322 18:02:02 06 Feb 02 HG Line Flag %Rcv. Found True Units SD/RSD Hg 93.7 j .937 1.00 ppb .000

NYC-WTC_000041073

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NYC-WTC_000041073Source: NYC Law Department, mirrored locally

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