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Mercury standard calibration report, Westchester County Labs, Mar 29 2002

Machine-extracted title · confidence 100%

Post-run laboratory report documenting mercury standard calibration data from March 29, 2002.

NYC-WTC_000041160–000041171

Folder label: “Hg March 02

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Scanned page image, NYC-WTC_000041162
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OCR status: ok · source: pdftotext

NYC 9/11 Public Portal Document

Westchester county labs Folder: RUNS2 Page 468 Protocol: hg-cv ***POST-RUN REPORT*** Line Cone. Units SD/RSD 1 2 3 4 5

*** Sample ID: 7314 Seq: 622 15:46:02 29 Mar 02 HG Hg .049 ppb .000 .049 *** 1Check Standard:/2 Ck21.0 qc Seq: 623 15:47:51 29 Mar 02 HG Line Flag %Rcv. / Found True Units SD/RSD Hg 102. (/ 1.02 1.00 ppb .000 *** Sample ID:07314 spk Seq: 624 15:49:30 29 Mar 02 HG 5.76 \& Hg .000 5.76 s

*** Sample ID: 7314d Seq: 625 15:51:09 29 Mar 02 HG Hg -.080 ppb .000 -.080 ==================================: *** Sample ID:n7314d spk Seq: 626 15:53:15 29 Mar 02 HG

Hg 5.34 .000 5.34

*** Sample ID: 7315 Seq: 627 15:55:23 29 Mar 02 HG Hg -.042 ppb .000 -.042 ========================================================== *** Sample ID: 7316 Seq: 628 15:57:20 29 Mar 02 HG Hg -.047 ppb .000 -.047

*** Sample ID: 7317 Seq: 629 15:58:57 29 Mar 02 HG Hg -.045 ppb .000 -.045 as

*** Sample ID: 7347 Seq: 630 16:01:24 29 Mar 02 HG

Hg .033 ppb .000 .033

*** Sample ID: 7348 Seq: 631 16:03:21 29 Mar 02 HG

Hg .064 ppb .000 .064

*** Sample ID: 7350 Seq: 632 16:05:00 29 Mar 02 HG Hg -.064 ppb .000 .064 ======= *** Sample ID: 7351 Seq: 633 16:06:37 29 Mar 02 HG Hg -.005 ppb .000 -.005 *** ICheck Standard:/2 Ck21.0 qc Seq: 634 16:08:14 29 Mar 02 HG Line Flag %RcV. I Found True Units SD/RSD Hg 94.8 V .948 1.00 ppb .000

NYC-WTC_000041162

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NYC-WTC_000041162Source: NYC Law Department, mirrored locally

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