NYC-WTC_000090206
Document page containing environmental data or metadata related to testing conducted between November and December 2001.
1 shared topics · similarity 0.958
machine-extracted · confidence unavailable · Check page ↗Document / 1 page
GCMS laboratory extraction method and parameters table
Machine-extracted title · confidence 60%Laboratory methodology table documenting sample extraction parameters, surrogate recovery rates, and quality control data for mass spectrometry analysis.
NYC-WTC_000036200Folder label: “GCMS X 12/4/01 A 12/10/01”
Page image
OCR text
OCR status: ok · source: pdftotext
NYC 9/11 Public Portal Document
Method S0% Moclhex Date Extracted j& Page 3 8
ler k&cuslkiz) Lab# Description | Sample Drip rate Surr IS Final T.V. pH ( Count 1 1 !V55?1,volwt. UYooX ml/min add IM oSA add add vol. I AL, pos. | •• L 4 •I alas J j! i
2a15.- -89073. w 292 7bV— I A 28V I •L FCTXAVA y 4
Remarks
42188s —A Aadio. 2LA (/ 0737s0 0A Added T bans OlA ixtractors drip rate must be between 5-15 ml/min for liq-liq e: drip rate - Extraction type St Jo Tu k “ STD STANDARD* INT “ LOG# Solv.lot# VS46b NaCI lot# Y /159 Na2S04 lot# V39HoD CALIBRATION
9MS9 2792472 REF/SPIKE _ MDL/MDRF _ O- CHECK _ INT. STD. SURROGATE GMcS #36ol _ LPC ENDRIN/DDT
Ledl | t Analyst revision 4/12/01 Verified by Reviewed by Date nbrl NYC-WTC_000036200
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NYC-WTC_000036200Source: NYC Law Department, mirrored locally
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Fragmented environmental record page from the November 2001 testing period containing technical data fields.
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Lab procedure documentation for sample extraction showing volume/weight, drip rate, and surrogates/spikes parameters.
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Document containing extraction parameters and analytical notes for NYC 9/11 samples processed on September 24, 2001.
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Fragmented document page from the November 13 to December 7, 2001 environmental testing batch.
1 shared topics · similarity 0.953
machine-extracted · confidence unavailable · Check page ↗NYC-WTC_000044857
Administrative page listing laboratory method details, sample volumes, and surrogate addition parameters for environmental testing on April 30, 2002.
1 shared topics · similarity 0.952
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Fragmented laboratory record page associated with sample analysis from late 2001.
1 shared topics · similarity 0.952
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Fragmented document page containing a date stamp and identifier for environmental testing records from October 2001.
1 shared topics · similarity 0.951
machine-extracted · confidence unavailable · Check page ↗NYC-WTC_000055819
Fragmented document page containing a file identifier and partial text from the December 2001 environmental records series.
1 shared topics · similarity 0.951
machine-extracted · confidence unavailable · Check page ↗NYC-WTC_000009548
Header page from a GCMS document showing surrogate recovery and pH data.
Similar document embedding; no shared entity or topic indexed. · similarity 0.950
machine-extracted · confidence unavailable · Check page ↗NYC-WTC_000055891
Fragmented document page from a DEP environmental monitoring log covering the period of November to December 2001.
1 shared topics · similarity 0.950
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