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
OCR can misread numbers and units. Confirm readings against the page image before using them.
NYC-WTC_000036200Source: NYC Law Department, mirrored locally
Related records
Browse subjects →Ranked by indexed similarity. Reasons describe shared subjects and filing context; check the source records.
Same-box records
No available related records indexed in this group.
Filed elsewhere
NYC-WTC_000091850
Fragmented environmental record page from the November 2001 testing period containing technical data fields.
1 shared topics · similarity 0.956
machine-extracted · confidence unavailable · Check page ↗NYC-WTC_000055090
Lab procedure documentation for sample extraction showing volume/weight, drip rate, and surrogates/spikes parameters.
1 shared topics · similarity 0.955
machine-extracted · confidence unavailable · Check page ↗NYC-WTC_000092347
Document containing pesticide analysis data fields and sample information from the DEP series.
1 shared topics · similarity 0.955
machine-extracted · confidence unavailable · Check page ↗NYC-WTC_000080145
Document containing extraction parameters and analytical notes for NYC 9/11 samples processed on September 24, 2001.
1 shared topics · similarity 0.954
machine-extracted · confidence unavailable · Check page ↗NYC-WTC_000089941
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
machine-extracted · confidence unavailable · Check page ↗NYC-WTC_000056591
Fragmented laboratory record page associated with sample analysis from late 2001.
1 shared topics · similarity 0.952
machine-extracted · confidence unavailable · Check page ↗NYC-WTC_000081165
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.
1 shared topics · 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
machine-extracted · confidence unavailable · Check page ↗More like this page
Similar subjects in other documents. Similarity does not establish the same event, measurement or conclusion.
NYC-WTC_000009548
Header page from a GCMS document showing surrogate recovery and pH data.
Similarity score 0.986 (not a probability)
machine-extracted · confidence unavailable · Check page ↗NYC-WTC_000052223
Fragmented record showing sample volume, drip rates, and surrogate addition fields for environmental testing.
Similarity score 0.981 (not a probability)
machine-extracted · confidence unavailable · Check page ↗NYC-WTC_000017880
Laboratory report detailing gas chromatography-mass spectrometry analysis of sample AD30470 conducted on January 18, 2002.
Similarity score 0.981 (not a probability)
machine-extracted · confidence unavailable · Check page ↗NYC-WTC_000022620
Administrative record header for a New York City WTC environmental file dated between May 20 and May 22, 2002.
Similarity score 0.980 (not a probability)
machine-extracted · confidence unavailable · Check page ↗NYC-WTC_000036338
Laboratory report showing GCMS analysis results for sample AD29289 with surrogate and unknown compound data.
Similarity score 0.979 (not a probability)
machine-extracted · confidence unavailable · Check page ↗NYC-WTC_000059810
Excerpt from a laboratory log recording liquid-liquid extractor drip rates for GCMS analysis on April 5, 2002.
Similarity score 0.979 (not a probability)
machine-extracted · confidence unavailable · Check page ↗Others also read
Readers open these alongside this record — through an Ask answer, the same folder, or indexed similarity. Not a claim they are about the same event.
NYC-WTC_000036199
Department of Environmental Protection record logging GCMS X samples from November to December 2001.
Filed in the same folder
NYC-WTC_000036201
Laboratory record documenting the extraction method parameters for sample AD29229 analyzed in December 2001.
Filed in the same folder
NYC-WTC_000036205
Calibration data for volatile organic compounds including nitrosamines and chlorinated solvents from December 2001.
Filed in the same folder
NYC-WTC_000036210
Reference analysis results for target analytes used to verify GCMS instrument performance in December 2001.
Filed in the same folder
NYC-WTC_000036220
Blank sample results showing non-detect levels for target compounds during December 2001 laboratory testing.
Filed in the same folder