NYC-WTC_000024748
Reference document describing Method 509 procedures for laboratory analysis, dated February 14, 1992.
1 shared topics · Same agency, volume and box · similarity 0.995
machine-extracted · confidence unavailable · Check page ↗Record of sample preparation parameters including drip rates and volumes for GCMS analysis conducted in mid-May 2002.
NYC-WTC_000024427–000024436Folder label: “GCMS X 5/13/02 A 5/16/02”

OCR status: ok · source: pdftotext
NYC 9/11 Public Portal Document
Tentatively Identified Compound (LSC) summary Operator ID: Nefliu Date Acquired: 15 May 2002 2:47 pm Data File: C:\MSDCHEM\1\DATA\020515\0513LB2.D Name: 05/13 lab blk Miso: Method: C:\MSDCHEM\1\METHODS\SCAN020507.M (RTE Integrator) Title: Method 508 GC/MS Scan Library Searched: C:\DATABASE\nist98.1
--Internal Standard-- TIC Top Hit name RT EstConc Units Response # RT Resp Cone 2-Pentanone, 4-hy... 6.15 20.5 ug/1 1519690 1 11.38 2959490 40.0 2 -PhenoxyphenyI ac . . . 28.90 0.2 ug/1 20546 4 31.72 3943640 40.0 3,5—Ethanoquinoli. . . 31.09 0.3 ug/1 25407 4 31.72 3943640 40.0 Antipyrine 31.96 0.3 ug/1 29982 4 31.72 3943640 40.0
0513LB2.D SCAN020507.M Thu May 16 14:44:14 2002 Page 7
NYC-WTC_000024436
OCR can misread numbers and units. Confirm readings against the page image before using them.
Ranked by indexed similarity. Reasons describe shared subjects and filing context; check the source records.
NYC-WTC_000024748
Reference document describing Method 509 procedures for laboratory analysis, dated February 14, 1992.
1 shared topics · Same agency, volume and box · similarity 0.995
machine-extracted · confidence unavailable · Check page ↗NYC-WTC_000024534
Laboratory report showing blank test results for GCMS analysis of sample AE11282 conducted between May 13 and May 16, 2002.
1 shared non-person entities · 1 shared topics · Same agency, volume and box · similarity 0.995
machine-extracted · confidence unavailable · Check page ↗NYC-WTC_000022495
Technical log detailing gas chromatography mass spectrometry method parameters and calibration settings from May 2002.
1 shared topics · Same agency, volume and box · similarity 0.993
machine-extracted · confidence unavailable · Check page ↗NYC-WTC_000024652
GCMS analysis for sample AE11157 identifying other unknown compounds with a 2,4-DDD surrogate recovery of 91%, completed May 22, 2002.
1 shared non-person entities · 1 shared topics · Same agency, volume and box · similarity 0.993
machine-extracted · confidence unavailable · Check page ↗NYC-WTC_000024804
Laboratory report documenting GCMS analysis of sample AE10242 conducted on May 28, 2002, including surrogate recovery data.
1 shared non-person entities · 1 shared topics · Same agency, volume and box · similarity 0.993
machine-extracted · confidence unavailable · Check page ↗NYC-WTC_000025499
Laboratory report showing non-detect levels for 15 volatile organic compounds in a GCMS method blank processed on May 17-21, 2002.
1 shared topics · Same agency, volume and box · similarity 0.993
machine-extracted · confidence unavailable · Check page ↗NYC-WTC_000022609
Laboratory commentary regarding low recovery and subsequent re-analysis of sample AE10519 conducted on May 29, 2002.
1 shared topics · Same agency, volume and box · similarity 0.993
machine-extracted · confidence unavailable · Check page ↗NYC-WTC_000025568
GCMS analysis report for sample AE11567 showing unknown compounds and surrogate recovery data from May 29, 2002.
1 shared non-person entities · 1 shared topics · Same agency, volume and box · similarity 0.993
machine-extracted · confidence unavailable · Check page ↗NYC-WTC_000024824
Laboratory report documenting GCMS analysis of sample AE10243 conducted on May 28, 2002, including surrogate recovery data.
1 shared topics · Same agency, volume and box · similarity 0.993
machine-extracted · confidence unavailable · Check page ↗NYC-WTC_000046117
Laboratory report showing GCMS blank results for volatile organic compounds from sample AE10068 dated May 7-13, 2002.
1 shared non-person entities · 1 shared topics · similarity 0.996
machine-extracted · confidence unavailable · Check page ↗NYC-WTC_000048602
Laboratory blank analysis results confirming absence of contamination in GCMS testing for volatile organic compounds.
1 shared topics · similarity 0.993
machine-extracted · confidence unavailable · Check page ↗NYC-WTC_000048085
Laboratory report showing non-detect results for volatile organic compounds in a GCMS blank run (Sample AE08323) from April to May 2002.
1 shared topics · similarity 0.993
machine-extracted · confidence unavailable · Check page ↗Similar subjects in other documents. Similarity does not establish the same event, measurement or conclusion.
NYC-WTC_000046117
Laboratory report showing GCMS blank results for volatile organic compounds from sample AE10068 dated May 7-13, 2002.
Similarity score 0.993 (not a probability)
machine-extracted · confidence unavailable · Check page ↗NYC-WTC_000043749
Laboratory report documenting a method blank analysis for GC/MS testing of volatile organic compounds from May 2002.
Similarity score 0.992 (not a probability)
machine-extracted · confidence unavailable · Check page ↗NYC-WTC_000048602
Laboratory blank analysis results confirming absence of contamination in GCMS testing for volatile organic compounds.
Similarity score 0.991 (not a probability)
machine-extracted · confidence unavailable · Check page ↗NYC-WTC_000025613
GCMS analysis report for sample AE11571 showing unknown compounds and surrogate recovery data from May 29, 2002.
Similarity score 0.990 (not a probability)
machine-extracted · confidence unavailable · Check page ↗NYC-WTC_000024748
Reference document describing Method 509 procedures for laboratory analysis, dated February 14, 1992.
Similarity score 0.990 (not a probability)
machine-extracted · confidence unavailable · Check page ↗NYC-WTC_000022539
Laboratory report of GCMS analysis for sample AE11426 conducted on May 29, 2002.
Similarity score 0.990 (not a probability)
machine-extracted · confidence unavailable · Check page ↗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_000024423
Department of Environmental Protection administrative record sheet for World Trade Center site activities dated May 2002.
Filed in the same folder
NYC-WTC_000024424
Brief log entry or header page from a GCMS analysis record dated between May 13 and May 16, 2002.
Filed in the same folder
NYC-WTC_000024437
Laboratory report showing calibration results for volatile organic compounds using GCMS methods between May 13 and May 15, 2002.
Filed in the same folder
NYC-WTC_000024441
Laboratory record of reference standard analysis for volatile organic compounds using GCMS methods from May 13 to May 15, 2002.
Filed in the same folder
NYC-WTC_000024450
Chain of custody record for GCMS analysis of sample AE10986 on May 22, 2002, including surrogate compound data.
Filed in the same folder