Laboratory blank report for GCMS analysis of sample AE00167 showing compound concentrations and quality control values.
NYC-WTC_000050444–000050480Folder label: “GCMS X 1/4/02 A 1/24 - 1/25/02”
OCR status: ok · source: pdftotext
NYC 9/11 Public Portal Document j &&p • w*st
Data File : C:\MSDCHEM\1\5973N\02JAN25\0104B2 .D Vial: 4 • Acq On : 25 Jan 2002 12:39 pm Operator: Sample : lab blank 1/4; 2nd inj. Inst : Instrumen Mise : January 25, 2002 Multiplr: 1.00 MS Integration Params: LSCINT.P Quant Method : C:\MSDCHEM\1...\SCAN508.M (RTE Integrator) Title : 508 scan method Library : C:\DATABASE\WILEY7N.L ********************************************************************* Peak Number 1 Butanoic acid, methyl ester... Concentration Rank 5
R.T. EstConc Area Relative to ISTD R.T.
3.60 0.09 ug/L 31973 1,4-Dichlorobenzene-d4 9.71
Hit# of 5 Tentative ID MW MolForm CAS# Qual
1 Butanoic acid, methyl ester (CAS... 102 C5H10O2 000623-42-7 83 2 Butanoic acid, methyl ester (CAS... 102 C5H10O2 000623-42-7 83 3 Butanoic acid, methyl ester (CAS... 102 C5H10O2 000623-42-7 83 4 Butanoic acid, methyl ester (CAS... 102 C5H10O2 000623-42-7 78 Abundance Scan 20 (3.602 min): 0104B2.D (-) m/z 43.10 100.00% 43 74
5000 59 87 .......................A “ i ■ ■ " i ■" ■ i ■ ■ ■ ■ i “ “I 3.50 3.60 3.70 3.80 3.90 4.00
nz-> 10 20 30 40 50 +51 60 70 1।1■ 1 ■ i' 80 90 100 110 m/z 74.00 98.60% Abundance #9222: Butanoic acid, methyl ester (CAS) $$ Methyl butyrat... 43 74
5000 3.50 3.60 3.70 3.80 3.90 4.00 59 87 m/z 71.10 77.13% 33 102 ■ ■ i ■ ■ ■ ‘ i ' ■ i ■ ■ ' ■ i ' ' /annBaaani" 1 1 I ' ' 1 1 i 1 1 ■ ' i 1 1 ' ■ i miz-> 10 20 30 40 50 60 70 80 90 100 110 Abundance 1#9227: Butanoic acid, methyl ester (CAS) $$ Methyl butyrat... 43 74
3.50 3.60 3.70 3.80 3.90 4.00 5000 m/z 41.10 43.05% 59 87 69 I’r ■ i . • • • i • • • ‘‘i '1 ■ ■ i ■ ■ ■ ' i ■ ' ■ • i ' ■ ' ■ i 102 • ■ i ■ ■ ‘ ■ i ■ ■ 1 ■ i • ■ ■ ■ i 1 miz-> 10 20 30 40 50 60 70 80 90 100 110 Abundance #9220: Butanoic acid, methyl ester (CAS) $$ Methyl butyrat... 43 ' 3.50 3.60 3.70 3.80 3.90 4.00 ‘‘ m/z 87.00 31.29% 15 74 I A 5000 27 59 87 ■ ' i ' ■ ■ ■ i ' ■ 1 ■ i ■ ' ■ ■ i 33 I'. . । ■ J. danna I 102 ' ‘ i ■ ' ■ ' i ■ ‘ ‘ ' i ‘ ‘ i TIm—umnmuuu—B"m——nnr’1 miz—> 10 20 30 40 50 60 70 80 90 100 110 3.50 3.60 3.70 3.80 3.90 4.00
)104B2.D SCAN508.M Fri Jan 25 13:22:49 2002 Page 3
NYC-WTC_000050467
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Ranked by indexed similarity. Reasons describe shared subjects and filing context; check the source records.
NYC-WTC_000050716
Laboratory report showing non-detect results for volatile organic compounds in a GCMS blank analyzed on January 25-February 7, 2002.
1 shared topics · Same agency, volume and box · similarity 0.997
machine-extracted · confidence unavailable · Check page ↗NYC-WTC_000050627
Laboratory report showing non-detect results for volatile organic compounds in a GCMS blank analyzed on February 4-7, 2002.
1 shared topics · Same agency, volume and box · similarity 0.996
machine-extracted · confidence unavailable · Check page ↗NYC-WTC_000051794
GCMS analysis log for sample AE00703 showing blank results with compounds below detection limits on January 16, 2002.
3 shared non-person entities · 1 shared topics · Same agency, volume and box · similarity 0.995
machine-extracted · confidence unavailable · Check page ↗NYC-WTC_000051842
Gas chromatography-mass spectrometry analysis of sample AE00703 conducted on 1/28/02, detecting unknown compounds and 2,4-DDD surrogate at 117 ug with 5.0 MDL.
1 shared topics · Same agency, volume and box · similarity 0.993
machine-extracted · confidence unavailable · Check page ↗NYC-WTC_000052233
Laboratory report showing GCMS blank analysis of sample AE00842 with compounds below detection limits.
1 shared non-person entities · 1 shared topics · Same agency, volume and box · similarity 0.993
machine-extracted · confidence unavailable · Check page ↗NYC-WTC_000051531
Laboratory report showing GCMS analysis results for sample AE00555 conducted on February 1, 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_000050481
Laboratory report for sample AE00167 documenting detection of unknown compounds and surrogate recovery on January 28, 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_000051674
Laboratory report showing GCMS blank analysis results for sample AE00365 conducted between January 15 and 16, 2002.
1 shared topics · Same agency, volume and box · similarity 0.992
machine-extracted · confidence unavailable · Check page ↗NYC-WTC_000003425
Laboratory report showing GC/MS analysis results for a blank sample testing specific compounds on February 25 and 26, 2002.
2 shared non-person entities · 1 shared topics · similarity 0.995
machine-extracted · confidence unavailable · Check page ↗NYC-WTC_000006026
Laboratory report documenting a GCMS blank test for sample AE03184 conducted on March 6, 2002.
1 shared non-person entities · 1 shared topics · similarity 0.993
machine-extracted · confidence unavailable · Check page ↗NYC-WTC_000006065
Laboratory report documenting gas chromatography-mass spectrometry analysis of environmental sample AE03185 conducted on March 15, 2002.
1 shared non-person entities · 1 shared topics · similarity 0.993
machine-extracted · confidence unavailable · Check page ↗NYC-WTC_000003503
Laboratory report documenting GCMS analysis of sample AE01140 conducted on February 27, 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.
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NYC-WTC_000050432
Administrative record from DEP Box 28 documenting GCMS activities at the World Trade Center site in January 2002.
Filed in the same folder
NYC-WTC_000050433
Fragmented page containing a document identifier and instructions regarding liquid-liquid extractor drip rates from January 24-25, 2002.
Filed in the same folder
NYC-WTC_000050435
Gas chromatography-mass spectrometry calibration analysis of sample AE00167 detecting multiple organic compounds including nitrosamines and dichlorobenzenes.
Filed in the same folder
NYC-WTC_000050439
Laboratory report listing concentrations of volatile organic compounds in sample AE00167 analyzed on January 24-25, 2002.
Filed in the same folder
NYC-WTC_000050481
Laboratory report for sample AE00167 documenting detection of unknown compounds and surrogate recovery on January 28, 2002.
Filed in the same folder