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Document / 6 pages

Mercury post-run report, Feb 21, 2002

Machine-extracted title · confidence 100%

Laboratory post-run report for mercury standards conducted on February 21, 2002.

NYC-WTC_000041095–000041100

Folder label: “Hg Feb 02

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NYC 9/11 Public Portal Document

Westchester county labs Folder: RUNS1 Page 351 Protocol: hg-cv ***POST-RUN REPORT*** Line Cone. Units SD/RSD 1 2 3 4 5

*** Sample ID: 4006 Seq: 2612 15:40:33 21 Feb 02 HG Hg -.163 ppb .000 -.163 *** (Check Standard:/2 Ck21.0 qc Seq: 2613 15:42:16 21 Feb 02 HG Line: Flag %Rcv. / Found True Units SD/RSD Hg 101. t/ 1.01 1.00 PPb .000 *** Sample ID: 4008 Seq: 2614 15:44:08 21 Feb 02 HG Hg -.180 ppb .000 -.180

*** Sample ID: 4024 Seq: 2615 15:45:49 21 Feb 02 HG

Hg -.183 ppb .000 -.183

*** Sample ID: 4025 Seq: 2616 15:47:25 21 Feb 02 HG

Hg -.162 ppb .000 -.162

*** Sample ID: 4026 Seq: 2617 15:49:03 21 Feb 02 HG Hg -.094 PPb .000 -.094

*** Sample ID:44026 spk Seq: 2618 15:51:19 21 Feb 02 HG Hg 5.59 W .000 5.59

*** Sample ID: 4026d Seq: 2619 15:52:56 21 Feb 02 HG Hg -.149 PPb .000 -.149

*** Sample IDs ■4026d spk Seq: 2620 15:55:13 21 Feb 02 HG Hg 4.94 V8pb .000 4.94 = *** Sample ID: 4028 Seq: 2621 15:56:51 21 Feb 02 HG

Hg -.093 PPb .000 -.093 =

*** Sample ID: 4029 Seq: 2622 15:58:30 21 Feb 02 HG Hg -.082 Ppb .000 -.082

*** Sample ID: 4030 Seq: 2623 16:00:08 21 Feb 02 HG Hg -.046 PPb / .000 -.046 *** ।Check Standard/ 2 Ck21.0 qc Seq: 2624 16:01:46 21 Feb 02 HG Line Flag %Rcv. / Found True Units SD/RSD Hg 97.7 I .977 1.00 PPb .000

NYC-WTC_000041097

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NYC-WTC_000041097Source: NYC Law Department, mirrored locally

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