NYC-WTC_000035339
Label for a GCMS environmental sample collected between November and December 2001.
1 shared topics · Same agency, volume and box · similarity 0.991
machine-extracted · confidence unavailable · Check page ↗Document / 3 pages
GCMS data file header, Dec 28 2001
Machine-extracted title · confidence 60%Fragmented document header containing metadata for gas chromatography-mass spectrometry analysis.
NYC-WTC_000035515–000035517Folder label: “GCMS X 11/28/01 A 12/28/01”
Page image
OCR text
OCR status: ok · source: pdftotext
NYC 9/11 Public Portal Document
! Method 50< la/ Date Extracted Page l Lab# Description Sample ;Drip rate Surr Spk IS Final T.V. pH Count
N vol/wt mi/min add add add vol. pos. owl > jw (LU
233 4 net V/ 24031 Se/ — 2L " 2 1124/ 23 27312 V 3 y 24323 M 3v -6019- .,_ 3 -taa’b— coy -P e 2400 • y 0. C
V 210
Remarks
Reviewed Dy, 273 drip rate must be between 5-15 ml/min for liq-liq extractors drip rate - Extraction type-Ap, / Solv.lot# NaCl lot# Na2S04 tot# STANDARD INTSTbLOG# CALIBRATION REF/SPIKE MDL/MDRF Q. CHECK INT. STD. SURROGATE LPC ENDRI N/DDT
Analyst JMAN Reviewed by revision 4/12/01 Verified by Date Tie/ | h NYC-WTC_000035515
OCR can misread numbers and units. Confirm readings against the page image before using them.
NYC-WTC_000035515Source: NYC Law Department, mirrored locally
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NYC-WTC_000032588
Technical document outlining GCMS method parameters, drip rates, and calibration values for environmental testing.
1 shared topics · similarity 0.993
machine-extracted · confidence unavailable · Check page ↗NYC-WTC_000086738
Laboratory report documenting GC/MS analysis of environmental sample AD22167 conducted on September 20, 2001.
1 shared topics · similarity 0.992
machine-extracted · confidence unavailable · Check page ↗NYC-WTC_000031662
Index or cover sheet page for the GCMS folder covering the period from November 6 to December 7, 2001.
1 shared topics · similarity 0.992
machine-extracted · confidence unavailable · Check page ↗NYC-WTC_000086892
Technical form recording liquid-liquid extraction parameters including drip rates and pH measurements for WTC samples.
1 shared topics · similarity 0.991
machine-extracted · confidence unavailable · Check page ↗NYC-WTC_000069951
Log sheet recording liquid-liquid extraction parameters and sample processing details for November 2001.
1 shared topics · similarity 0.991
machine-extracted · confidence unavailable · Check page ↗NYC-WTC_000068721
Document page containing identification codes for GCMS scans conducted in November 2001 within DEP Box 60.
1 shared topics · similarity 0.991
machine-extracted · confidence unavailable · Check page ↗NYC-WTC_000069151
Fragmented laboratory data record from a GCMS scan performed in November 2001 regarding environmental samples.
1 shared topics · similarity 0.990
machine-extracted · confidence unavailable · Check page ↗NYC-WTC_000087008
Technical form recording liquid-liquid extraction parameters including drip rates and pH measurements for WTC samples.
1 shared topics · similarity 0.990
machine-extracted · confidence unavailable · Check page ↗NYC-WTC_000031210
Document header page for GCMS analysis records from the DEP Box 21 collection dated December 2001.
1 shared topics · similarity 0.990
machine-extracted · confidence unavailable · Check page ↗NYC-WTC_000030680
Chromatogram and calibration data for DFTPP standard used to verify GC/MS instrument performance during environmental analysis.
1 shared topics · similarity 0.989
machine-extracted · confidence unavailable · Check page ↗NYC-WTC_000069346
Log sheet recording liquid-liquid extraction parameters and sample processing details for November 2001.
1 shared topics · similarity 0.989
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_000015739
Record of Method 508d GCMS analysis parameters, calibration checks, and extraction notes for June 2002.
Similarity score 0.991 (not a probability)
machine-extracted · confidence unavailable · Check page ↗NYC-WTC_000038658
Laboratory data sheet recording sample volumes and drip rates for DEP analysis in early March 2002.
Similarity score 0.991 (not a probability)
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.
Similarity score 0.991 (not a probability)
machine-extracted · confidence unavailable · Check page ↗NYC-WTC_000033404
Document header page from a GCMS analysis batch dated December 13, 2001, likely part of the WTC environmental monitoring series.
Similarity score 0.991 (not a probability)
machine-extracted · confidence unavailable · Check page ↗NYC-WTC_000056591
Fragmented laboratory record page associated with sample analysis from late 2001.
Similarity score 0.991 (not a probability)
machine-extracted · confidence unavailable · Check page ↗NYC-WTC_000012292
Fragmented header page from a GCMS laboratory report dated March 21, 2002.
Similarity score 0.991 (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_000035514
Fragmented OCR text from a GCMS document dated between November and December 2001.
Filed in the same folder
NYC-WTC_000035518
Calibration data sheet for GC/MS analysis dated December 28, 2001, listing deuterated standards.
Filed in the same folder
NYC-WTC_000035528
GCMS analysis results for sample AD28322 dated January 3, 2002, showing surrogate compound results.
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NYC-WTC_000035540
GCMS analysis results for sample AD28323 dated January 3, 2002, showing surrogate compound results.
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NYC-WTC_000035550
GCMS analysis results for sample AD28324 dated January 3, 2002, showing surrogate compound results.
Filed in the same folder