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 ↗Document / 8 pages
GCMS analysis results, sample AD28903, Dec 2001
Machine-extracted title · confidence 95%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”
Page image
OCR text
OCR status: ok · source: pdftotext
NYC 9/11 Public Portal Document
*, Library Search Compound Report I Data File C: \HPCHEM\ 1 \DATA\DEC0 7 01 \LB. D Vial: 7 Acq On 7 Dec 2001 8:47 pm Operator: 209 GALOS Sample 11/29 gc/ms scan Inst : GC/MS 209 Mise Multiplr: 1.00 MS Integration Params: LSCINT.P
Quant Method : C:\HPCHEM\1\METHODS\GCMS1126.M (RTE Integrator) Title : 209 625/TCLP calibration table Library : C:\DATABASE\NBS75K.L ********************************************************************* Peak Number 1 N-Ethylformamide Concentration Rank 1
R.T. EstConc Area Relative to ISTD R.T.
7.60 5.05 ug/1 1318910 1,4-Dichlorobenzene-d4 11.67
Hit# of 5 Tentative ID MW MolForm CAS# Qual
1 N-Ethylformami e 73 C3H7NO 000627-45-2 9 2 1, 3-Dioxolane, 2-(3-bromo-5,5,5-tri 352 C10H16BrC13O2 000000-00-0 9 3 3-Pentanol,/3-methyl- 102 C6H140 000077-74-7 9 4 1#3-Dioxolane, 2-methyl- 88 C4H802 000497-26-7 5 Abundance Scan 279 (7.603 mln): LB.D (-) m/ z 73.0,0 100.00% 73 5000 43 1 i ■ ■ 1 ■ i ■ ' 1 1 i • • TTT11 i . । . 103 7.20 7.40 7.60 7.80 8.00 37, | . | 50 55 .61 67, । , 87 0 1 I 1 1 1 1 I TT r1 T ‘ T ‘ 11 —TgTTTssTTT —————— m/z 43.05 26.38% mlz-> 10 20 30 40I 50 60 70 80 90 100 110 120 Abundance #292: N-Ethylformamide 30 73
5000 IIm T । । T T T IT 11TT 1r11r 58 7.20 7.40 7.60 7.80 8.00 44 m/ z
L 45.05 10.15% 15 miz-> 10 20 30 40 > 14 — 50 60 70 80 90 100 110 120 Abundance #49423: 1,3-Dioxolane, 2-(3-bromo-5,5,5-trichloro-2,2-dimet 73 n D TTI ■ TIIIrr 7.20 7.40 7.60 7.80 8.00 5000 m/z 41.05 9.29% 45 36 55 67 109115 —10PT• j • 1 • • ) • • < » j ■ • • • ’ । i * [ < * * • j * * i i । t , , i । < i , , । , miz-> 10 20 30 40 50 60 __ 70 80 90 100 110 120 Abundance #63573: 3-Pentanol, 3-methyl- I 1 ' ‘ IT 1 m i • ■ TTTTT T i । r. 73 7.20 7.40 7.60 7.80 8.00 m/z 71.00 6.64% 5000 55 .........27 45 87 ........................................ ... • ■ i • ■ --mmPPpT T| ■ < • ■ | • • • ■ | < TITT miz—> 10 20 30 40 50 60 70 80 90 100 110 120 7.20 7.40 7.60 7.80 8.00
LB.D GCMS1126.M Thu Dec 13 10:31:39 2001 Page 1
NYC-WTC_000035569
OCR can misread numbers and units. Confirm readings against the page image before using them.
NYC-WTC_000035569Source: 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
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 ↗Filed elsewhere
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 ↗More like this page
Similar subjects in other documents. Similarity does not establish the same event, measurement or conclusion.
NYC-WTC_000036137
Laboratory report noting GCMS scan results for sample AD29233 with phthalates and nonadecanol detected.
Similarity score 0.996 (not a probability)
machine-extracted · confidence unavailable · Check page ↗NYC-WTC_000035598
Lab report noting no unusual compounds but recovery issues and low pH in a water sample.
Similarity score 0.996 (not a probability)
machine-extracted · confidence unavailable · Check page ↗NYC-WTC_000036079
Laboratory report showing GCMS scan results for sample AD29135 including detection of unknown compounds and surrogates.
Similarity score 0.996 (not a probability)
machine-extracted · confidence unavailable · Check page ↗NYC-WTC_000036126
Laboratory report noting GCMS scan results for sample AD29287 with one compound recovery outside acceptance range.
Similarity score 0.995 (not a probability)
machine-extracted · confidence unavailable · Check page ↗NYC-WTC_000036092
Laboratory report noting GCMS scan results for sample AD29234 with one compound recovery outside acceptance range.
Similarity score 0.995 (not a probability)
machine-extracted · confidence unavailable · Check page ↗NYC-WTC_000034750
Laboratory analyst notes on GCMS scan results detecting bis(2-ethylhexyl)phthalate and recovery rates for sample AD28594.
Similarity score 0.995 (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_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