NYC-WTC_000035233
Laboratory report showing non-detect levels for various volatile organic compounds in a WTC blank sample.
Same agency, volume and box · similarity 0.996
machine-extracted · confidence unavailable · Check page ↗GCMS analysis results for sample AD28903 dated December 15, 2001, showing non-detect levels for various compounds.
NYC-WTC_000035563–000035570Folder label: “GCMS X 11/29/01 A 12/7/01”

OCR status: ok · source: pdftotext
NYC 9/11 Public Portal Document
User: Vinci, David L Westchester Dept, of Labs & Research Date: 12/15/2001 Time: 08:57:48
Sample: AD28903 Analysis: $B1GCMS Blank for GCMS Scan Units: ug Started: 12/15/01 08:56 Ended: 12/15/01 08:56 Analyst: DLV Result source: manual entry Page: 1
Component Name Viol Result Qualifier MDL a. n-Nitrosodimethylamine < MDL <MDL__________ 2.0 2 bis(2 Chlorethylether 3 2.0......... 1 ,3 Dichlorobenzene <MDL....... 2.0.......... - 7 1,4 Dichlorobenzene < MDL 2.0 _........ 5 1 ,2-Dichlorobenzene Mt. I. 2.0............ - 8 2,2’-oxybis(1 -Chloropropane) MDL 2.0 ..................... 2 n-Nitrosodi-n propylamine • MDL 2.0 8 Hexachloroethane ■ LIDL 2.0 9 Nitrobenzene MIDI 2.0 ......... 10 Isophorone < MDL 2.0 ®1 bis(2 Chloroethoxy (methane frpa MDL 2.0 13 1,2,4 Trichlorobenzene ■ MI .’I, 2.0 Naphthalene • MDI 2.0 14 Hexachlorobutadiene 15 <MDL_____ 2.0 _ .. Hexachlorocyclopentadiene < MDL 2.0_ 17 16 2 Chloronaphthalene MDL 2.0 Dimethylphthalate <.. MDL................... 2.0 ........ 18 2,6-Dinitrotoluene < MDL 2.0............ 19 Acenaphthylene < MDL__________ 2.0 ....... 20 Acenaphthene < MDL 2.0 21 2,4-Dinitrotoluene < MDL...... 2.0 33 |Diethylphthalate < MDL .................. 2.0 4 Chlorophenylphenylether <MDL......... 2.0 2.0 ...... 24 : Fluorene ........ 25 Azobenzene/1,2 Diphenylhydra ........ 2.0 .........” -....—... -................ ........ - 40 n Nitrosodiphenylamine <MDL.... 2.0 ......... 27 4 Bromophenylphenylether <MDL.......... 2.0 28 Hexachlorobenzene < MDL__________ 2.0 29 Phenanthrene <MDL 2.0 Anthracene 2.0 31 Di -n-butylphthalate az ■33 Fluoranthene Pyrene < MDL ' IE 2.0 2.0 2.0 Butylbenzylphthalate ADL 2.0 35 Benzo(a)anthracene ■ MDL 2.0 36 bis(2-Ethylhexyl)phthalate a Chrysene 0.41 • MDI 2.0............. 2.0 38 Di-n-octylphthalate MDL 2.0 2.0 _ ' 39 — Benzo(b)fluoranthene - MDL 40 Benzo(k)fluoranthene <MDL....... 2.0 ; 41 Benzo(a)pyrene < MDL 2.0
r 42 Indenod ,2,3 cdlpyrene MDL 2.0 :43 Dibenz(a,h)anthracene -...... -.. —..... ............ MDL 2.0..... 44 Benzo(g,h,i)perylene < MDL 2.0
NYC-WTC_000035563
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Ranked by indexed similarity. Reasons describe shared subjects and filing context; check the source records.
NYC-WTC_000035233
Laboratory report showing non-detect levels for various volatile organic compounds in a WTC blank sample.
Same agency, volume and box · similarity 0.996
machine-extracted · confidence unavailable · Check page ↗NYC-WTC_000035843
Lab notes for sample AD29190 indicate detection of di-n-butylphthalate and one LCS compound outside acceptance range.
Same agency, volume and box · similarity 0.996
machine-extracted · confidence unavailable · Check page ↗NYC-WTC_000035990
Laboratory report noting detection of bis(2-Ethylhexyl)phthalate in sample AD29028 analyzed on December 18, 2001.
1 shared topics · Same agency, volume and box · similarity 0.995
machine-extracted · confidence unavailable · Check page ↗NYC-WTC_000034258
Laboratory report documenting GCMS analysis of sample AD28473 conducted between November 21 and 26, 2001.
Same agency, volume and box · similarity 0.995
machine-extracted · confidence unavailable · Check page ↗NYC-WTC_000034877
Laboratory analyst notes on GCMS scan results and recovery rates for sample AD28477 analyzed in early December 2001.
1 shared topics · Same agency, volume and box · similarity 0.995
machine-extracted · confidence unavailable · Check page ↗NYC-WTC_000016681
Method blank report confirming absence of contamination during volatile organic compound testing procedures in January 2002.
Similar document embedding; no shared entity or topic indexed. · similarity 0.998
machine-extracted · confidence unavailable · Check page ↗NYC-WTC_000016078
Laboratory blank report confirming no detectable contamination for nitrosamines and chlorinated solvents during the run.
1 shared topics · similarity 0.996
machine-extracted · confidence unavailable · Check page ↗NYC-WTC_000016285
Laboratory report of a GCMS blank run performed on February 7, 2002, to verify absence of contamination.
Similar document embedding; no shared entity or topic indexed. · similarity 0.996
machine-extracted · confidence unavailable · Check page ↗NYC-WTC_000016555
Blank analysis report for DEP sample AD31432 showing non-detect levels for volatile organic compounds from January 22, 2002.
1 shared topics · similarity 0.996
machine-extracted · confidence unavailable · Check page ↗NYC-WTC_000005159
Blank sample analysis report confirming no contamination above method detection limits for target compounds analyzed on February 1, 2002.
Similar document embedding; no shared entity or topic indexed. · similarity 0.995
machine-extracted · confidence unavailable · Check page ↗NYC-WTC_000016506
Blank analysis report for DEP sample AD31363 showing non-detect levels for volatile organic compounds from February 7, 2002.
Similar document embedding; no shared entity or topic indexed. · similarity 0.995
machine-extracted · confidence unavailable · Check page ↗NYC-WTC_000050079
Blank analysis report for GCMS testing of sample AE00005 showing non-detectable levels of target compounds.
1 shared topics · similarity 0.995
machine-extracted · confidence unavailable · Check page ↗Similar subjects in other documents. Similarity does not establish the same event, measurement or conclusion.
NYC-WTC_000035664
Laboratory data sheet recording GCMS Method 508 analysis of a blank sample for nitrosamines and chlorinated compounds.
Similarity score 0.995 (not a probability)
machine-extracted · confidence unavailable · Check page ↗NYC-WTC_000036503
Laboratory report documenting GCMS blank analysis for organic compounds conducted on January 4, 2002, showing results below detection limits.
Similarity score 0.995 (not a probability)
machine-extracted · confidence unavailable · Check page ↗NYC-WTC_000036350
Blank sample analysis report for GCMS testing showing non-detect levels for target analytes.
Similarity score 0.995 (not a probability)
machine-extracted · confidence unavailable · Check page ↗NYC-WTC_000035776
Laboratory data sheet recording GCMS analysis of a blank sample for nitrosamines and chlorinated compounds.
Similarity score 0.993 (not a probability)
machine-extracted · confidence unavailable · Check page ↗NYC-WTC_000039222
Laboratory report for sample AE06267 blank showing non-detect levels for volatile organic compounds analyzed on March 20, 2002.
Similarity score 0.993 (not a probability)
machine-extracted · confidence unavailable · Check page ↗NYC-WTC_000036210
Reference analysis results for target analytes used to verify GCMS instrument performance in December 2001.
Similarity score 0.992 (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_000035561
Department of Environmental Protection record logging GCMS X samples from November to December 2001.
Filed in the same folder
NYC-WTC_000035562
Fragmented document header containing metadata for gas chromatography-mass spectrometry analysis.
Filed in the same folder
NYC-WTC_000035571
GCMS method blank analysis for sample AD28903 dated December 7, 2001, showing non-detect levels.
Filed in the same folder
NYC-WTC_000035575
GCMS reference standard analysis for sample AD28903 dated December 7, 2001, showing measured concentrations.
Filed in the same folder
NYC-WTC_000035580
GCMS scan results for sample AD28903 dated December 15, 2001, detecting bis(2-Ethylhexyl)phthalate.
Filed in the same folder