Laboratory blank analysis results confirming absence of contamination in GCMS testing for volatile organic compounds.
NYC-WTC_000048602–000048610Folder label: “GCMS X 4/10/02 A 4/20/02”
OCR status: ok · source: pdftotext
NYC 9/11 Public Portal Document
User: Nefliu, Marcela Westchester Dept. of Labs & Research Date: 05/03/2002 Time: 09:49:58
Analysts: ITlGCMS Blank for GCMS Scan
Units: ug Started: 4/10/02 09:47 Ended: 4/19/02 09:47 Analyst: MN Result source: manual entry Page:1 . 4 ' ). " n-Nitrosodimethylamine <MDL 2.0 bis(2-Chloroethyl)ether <MDL 2.0 1,3-Dichlorobenzene <MDL 2.0 1,4-Dichlorobenzene <MDL 2.0 1,2-Dichlorobenzene <MDL 2.0 [2 2‘-oxybis( 1 -Chloropropane) - < MDL 2.0 n-Nitrosodi-n-propylamine <MDL [2 0 Hexachloroethane < MDL 2.0 [Nitrobenzene <MDL 2.0 Isophorone _ ' < MDL 2.0 bis(2-Chloroethoxy)methane <MDL 20 1,2,4-Trichlorobenzene <MDL 2.0 Naphthalene <MDL 20 Hexachlorobutadiene <MDL 2.0 2-Chlotonaphthalene <MDL 2.0 Dimethylphthalate <MDL 20 2,6-Dintrotoluene < MDL 2.0 Acenaphthylene <MDL 2.0 [Acenaphthene <MDL 2.0 • 2,4-Dinitrotoluene ’ < MDL 2.0 Diethylphthalate <MDL 2.0 4-Chlorophenylphenylether "<MDL 2.0 Fluorene < MDL 2.0 Azobenzene ’<MDL ' 2.0 n-N itrosodiphenylamine__ MDL ‘ 2.0 ! 4-Bromophenylphenylether <MDL |2.0 | Hexachlorobenzene <MDL 2.0 [Phenanthrene +< MDL ‘ 2.0 [Anthracene MDL 2.0 Di-n-butylphthalate V MDL 12.0 Fluoranthene < MDL 2.0 [Pyrene___ <MDL 2.0 ' I Butylbenzylphthalate _ < MDL 2.0 Benzo(a)anthracene < MDL ‘ 2.0 bis(2-Ethylhexyl)phthalate < MDL 2.0 (Chrysene < MDL 2.0 Di-n-ociylphthalate <MDL 2.0 ' Benzo(b)fluoranthene < MDL ’ 2.0 Benzo(k)fluoranthene _ < MDL 20 Benzo(a)pyrene < MDL 2.0 Indeno( 1,2,3-cd)pyrene <MDL i 2.0 Dibenz(a h)anthracene <MDL '2.0 ' Benzo(g,h,i)perylene < MDL 2.0
NYC-WTC_000048602
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_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 · Same agency, volume and box · similarity 0.996
machine-extracted · confidence unavailable · Check page ↗NYC-WTC_000048169
Laboratory report documenting GCMS analysis of sample AE08426 conducted on May 6, 2002, including surrogate recovery data.
1 shared topics · Same agency, volume and box · similarity 0.991
machine-extracted · confidence unavailable · Check page ↗NYC-WTC_000048207
Laboratory report documenting GCMS analysis of sample AE08429 conducted on May 6, 2002, including surrogate recovery data.
1 shared topics · Same agency, volume and box · similarity 0.991
machine-extracted · confidence unavailable · Check page ↗NYC-WTC_000048635
GC/MS analysis report for sample AE08486 conducted May 7, 2002, detecting unknown compounds and surrogate standard 2,4-DDD.
1 shared topics · Same agency, volume and box · similarity 0.991
machine-extracted · confidence unavailable · Check page ↗NYC-WTC_000048195
Laboratory report documenting GCMS analysis of sample AE08428 conducted on May 6, 2002, including surrogate recovery data.
1 shared topics · Same agency, volume and box · similarity 0.990
machine-extracted · confidence unavailable · Check page ↗NYC-WTC_000047302
Laboratory data sheet recording method 50 analysis parameters including drip rate and pH measurements from April 2002.
1 shared topics · Same agency, volume and box · similarity 0.990
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 topics · similarity 0.994
machine-extracted · confidence unavailable · Check page ↗NYC-WTC_000024427
Record of sample preparation parameters including drip rates and volumes for GCMS analysis conducted in mid-May 2002.
1 shared topics · similarity 0.993
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 topics · similarity 0.992
machine-extracted · confidence unavailable · Check page ↗NYC-WTC_000024748
Reference document describing Method 509 procedures for laboratory analysis, dated February 14, 1992.
1 shared topics · similarity 0.992
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 · similarity 0.991
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 · similarity 0.991
machine-extracted · confidence unavailable · Check page ↗Similar subjects in other documents. Similarity does not establish the same event, measurement or conclusion.
NYC-WTC_000049522
Laboratory report of a GCMS blank analysis for sample AE08958 listing chemical compounds with results below detection limits.
Similarity score 0.990 (not a probability)
machine-extracted · confidence unavailable · Check page ↗NYC-WTC_000018420
Laboratory report documenting GCMS blank analysis of sample AD30643 conducted on February 1, 2002.
Similarity score 0.989 (not a probability)
machine-extracted · confidence unavailable · Check page ↗NYC-WTC_000049684
Laboratory report of a GCMS blank analysis for sample AD31586 listing chemical compounds with results below detection limits.
Similarity score 0.988 (not a probability)
machine-extracted · confidence unavailable · Check page ↗NYC-WTC_000048225
Laboratory report showing blank analysis results for volatile organic compounds in sample AE08260 from April 2002.
Similarity score 0.986 (not a probability)
machine-extracted · confidence unavailable · Check page ↗NYC-WTC_000047757
Laboratory report of a GCMS blank analysis for sample AE08251 conducted on April 17, 2002, showing non-detect levels for various compounds.
Similarity score 0.982 (not a probability)
machine-extracted · confidence unavailable · Check page ↗NYC-WTC_000046687
Laboratory report showing GCMS blank analysis for sample AE07978 conducted between April 5 and 15, 2002, listing compounds below detection limits.
Similarity score 0.982 (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_000048598
Department of Environmental Protection GCMS analysis record containing a redacted name dated April 10-20, 2002.
Filed in the same folder
NYC-WTC_000048599
Instrument calibration records and method parameters for GCMS analysis of polycyclic aromatic hydrocarbons.
Filed in the same folder
NYC-WTC_000048611
Laboratory calibration data for GCMS analysis of volatile organic compounds including nitrosamines and chlorobenzenes.
Filed in the same folder
NYC-WTC_000048615
Reference standard analysis results for volatile organic compounds used to verify GCMS instrument performance.
Filed in the same folder
NYC-WTC_000048620
Gas chromatography-mass spectrometry results for sample AE08482 including surrogate recovery data.
Filed in the same folder