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Mercury standard calibration report, Westchester County Labs, Mar 26 2002

Machine-extracted title · confidence 100%

Post-run laboratory report documenting mercury standard calibration data from March 26, 2002.

NYC-WTC_000041150–000041154

Folder label: “Hg March 02

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Scanned page image, NYC-WTC_000041151
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NYC 9/11 Public Portal Document

Westchester county labs Folder: RUNS2 Page 455 Protocol: hg-cv ***POST-RUN REPORT*** Line Cone. Units SD/RSD 1 2 3 4 5

*** Sample ID: 6755d Seq: 493 16:02:56 26 Mar 02 HG

Hg .027 ppb .000 .027

*** Sample ID)6755d spk Seq: 494 16:05:03 26 Mar 02 HG Hg 5.12 pb .000 5.12 ========================================================================================================================================================================================== *** Sample ID: 6756 Seq: 495 16:06:44 26 Mar 02 HG

Hg .013 ppb .000 .013 *** Check Standard:/2 Ck21.0 qc 4 Seq: 496 16:08:20 26 Mar 02 HG Line। Flag %Rev. / Found True Units SD/RSD Hg 95.9 J .959 1.00 ppb .000 *** ple ID: 6757 Seq: 497 16:09:59 26 Mar 02 HG

Hg .018 ppb .000 .018 ======================================================================================= *** Sample ID: 6758 Seq: 498 16:11:37 26 Mar 02 HG

Hg .045 ppb .000 .045

*** Sample ID: 6759 Seq: 499 16:13:12 26 Mar 02 HG

Hg .055 ppb .000 .055 =============================================== *** Sample ID: 6760 Seq: 500 16:14:48 26 Mar 02 HG

Hg .045 ppb .000 .045 9S

*** Sample ID: 6761 Seq: 501 16:16:30 26 Mar 02 HG

Hg .017 ppb .000 .017

*** Sample ID: 6764 Seq: 502 16:18:29 26 Mar 02 HG Hg -.039 ppb .000 -.039

*** Sample ID: 6777 Seq: 503 16:20:30 26 Mar 02 HG H .063 ppb .000 .063

*** Sample ID: 6786 Seq: 504 16:22:08 26 Mar 02 HG Hg -.035 ppb .000 -.035 =

*** Sample ID: 6788 Seq: 505 16:24:05 26 Mar 02 HG Hg -.002 ppb .000 -.002

NYC-WTC_000041151

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NYC-WTC_000041151Source: NYC Law Department, mirrored locally

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