Laboratory report showing GCMS blank analysis results for volatile organic compounds with detection limits below MDL.
NYC-WTC_000037616–000037634Folder label: “GCMS X 2/19/02 A 3/8/02”
OCR status: ok · source: pdftotext
NYC 9/11 Public Portal Document
Library Search Compound Report Data File : C:\MSDCHEM\l\5973N\02MAR08\0219B.D Vial: 1 Acq On : 8 Mar 2002 10:39 am Operator: Sample : lab blank 2/19 Inst : Instrumen Mise : March 8, 2002 Multiplr: 1.00 MS Integration Params: LSCINT.P Quant Method : C:\MSDCHEM\1...\HP022102.M (RTE Integrator) Title : 508 scan method Library : C:\DATABASE\WILEY7N.L ********************************************************************* Peak Number 3 Butanoic acid, 2-methyl-, m. . Concentration Rank 6 R.T. EstConc Area Relative to ISTD R.T. 4.64 0.11 ug/L 52118 1,4-Dichlorobenzene-d4 9.71 Hit# of 5 Tentative ID MW MolForm CAS# Qual 1 Butanoic acid, 2-methyl-, methyl... 116 C6H12O2 000868-57-5 78 2 Butanoic acid, 2-methyl-, methyl... 116 C6H12O2 000868-57-5 64 3 Butanoic acid, 2-methyl-, methyl... 116 C6H12O2 000868-57-5 64 4 Butanoic acid, 2-methyl-, methyl... 116 C6H12O2 000868-57-5 56 Abundance Scan 112 (4.638 min): 0219B.D (-) m/z 88.00 100.00% 57 88
5000 43 101 71 - 111111_—IIEEOIII141115T 4.20 4.40 4.60 4.80 5.00 207 0 T’IUIITTTTTTUIITT mpM TTIM"Bp—agn, TUpTungur TIr Tur m/z 57.00 84.29% mz-> 10 20 30 40 50 60 70 80 90 100 110 120 130 140 150 160 170 180 190200210 Abundance #16440: Butanoic acid, 2-methyl-, methyl ester (CAS) $$ Me... 57 88
5000 - 11, ,,,, 101 4.20 4.40 4.60 4.80 5.00 ' 74 m/z 85.00 35.98%
tJz~> 0 151..... 1= 27 ..... I ‘I■■ i ■ 11—71411 TOTDtnuup,116 Ifi THggonv ,;« > . . ; . , , , ( , J .. I ■,. .pTTTp-n- 10 20 30 40 50 60 70 80 90 100 110 120130 140 150 160 170 180 190200210 Abundance #16434: Butanoic acid, 2-methyl-, methyl ester $$ Butyric... 57 88
4.20 4.40 4.60 4.80 5.00 5000 m/z 43.00 30.32% 27 101
miz-> r 69 0-■ ■ i ■ “ • i ■" ■ I ■ ■ ■ ■ i ■ “ ■ i" TTIOpTTT 10 20 30 40 50 60 70 80 90 100 110 120130 140150 160 170 180 190200210 Abundance #16441: Butanoic acid, 2-methyl-, methyl ester (CAS) $$ Me... 88 AAAAAMAA —AA 4.20 4.40 4.60 4.80 5.00 57 m/z 59.00 29.08% 5000 41 29 101 69 miz-> 0 1′111111111, r | I"'11 ■ T’Tf TT ».ft.।। m-rpTT rmp-rrrpn> q i in । > 1111 n i >| in 10 2030405060 70 8090 100 110120 130 140 150 160 170 180190200210 — .... AA 4.40 4.60 4.80 4.20
0219B.D HP022102.M Fri Mar 15 10:08:43 2002 Page 5
NYC-WTC_000037623
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_000037635
Laboratory report documenting GCMS analysis of a method blank for sample AE03508 to verify analytical system cleanliness.
1 shared non-person entities · 1 shared topics · Same agency, volume and box · similarity 0.994
machine-extracted · confidence unavailable · Check page ↗NYC-WTC_000037760
Laboratory report documenting GCMS analysis of a method blank for sample AE03615 to verify analytical system cleanliness.
1 shared non-person entities · 1 shared topics · Same agency, volume and box · similarity 0.994
machine-extracted · confidence unavailable · Check page ↗NYC-WTC_000037780
Gas chromatography-mass spectrometry analysis of sample AE03616 performed on 3/28/2002, detecting other unknown compounds with surrogate 2,4-DDD at 5.0 µg detection limit.
1 shared topics · Same agency, volume and box · similarity 0.994
machine-extracted · confidence unavailable · Check page ↗NYC-WTC_000037740
Laboratory report documenting GCMS analysis of a method blank for sample AE03614 to verify analytical system cleanliness.
1 shared non-person entities · 1 shared topics · Same agency, volume and box · similarity 0.994
machine-extracted · confidence unavailable · Check page ↗NYC-WTC_000051512
Laboratory report showing GCMS blank analysis results for sample AE00555 conducted between January 29 and February 1, 2002.
1 shared topics · similarity 0.997
machine-extracted · confidence unavailable · Check page ↗NYC-WTC_000010843
Laboratory report documenting a blank run for gas chromatography-mass spectrometry analysis of sample AE02713.
1 shared topics · similarity 0.996
machine-extracted · confidence unavailable · Check page ↗NYC-WTC_000052029
Laboratory report showing GCMS blank analysis of sample AE00830 with compounds below detection limits.
1 shared topics · similarity 0.996
machine-extracted · confidence unavailable · Check page ↗NYC-WTC_000004494
Multi-page laboratory data sheet containing sample analysis results and metadata for DEP GCMS records from January to February 2002.
1 shared non-person entities · 1 shared topics · similarity 0.995
machine-extracted · confidence unavailable · Check page ↗NYC-WTC_000009918
Calibration data for GCMS analysis including response factors for various organic compounds recorded on February 21, 2002.
1 shared topics · similarity 0.995
machine-extracted · confidence unavailable · Check page ↗NYC-WTC_000010967
Gas chromatography-mass spectrometry analysis of sample AE02718 performed March 5, 2002, documenting other unknown compounds and surrogate 2,4-DDD recovery at 97 percent.
1 shared topics · similarity 0.994
machine-extracted · confidence unavailable · Check page ↗NYC-WTC_000006105
Laboratory report documenting gas chromatography-mass spectrometry analysis of environmental sample AE03246 conducted on March 15, 2002.
1 shared topics · similarity 0.994
machine-extracted · confidence unavailable · Check page ↗NYC-WTC_000050189
Blank analysis report for GCMS testing of sample AD31647 confirming no contamination above detection limits.
1 shared non-person entities · 1 shared topics · similarity 0.994
machine-extracted · confidence unavailable · Check page ↗Similar subjects in other documents. Similarity does not establish the same event, measurement or conclusion.
NYC-WTC_000037635
Laboratory report documenting GCMS analysis of a method blank for sample AE03508 to verify analytical system cleanliness.
Similarity score 0.997 (not a probability)
machine-extracted · confidence unavailable · Check page ↗NYC-WTC_000050558
Laboratory report listing unknown compounds and surrogate recovery for sample AE00248 analyzed on January 28, 2002.
Similarity score 0.997 (not a probability)
machine-extracted · confidence unavailable · Check page ↗NYC-WTC_000051236
Laboratory report documenting gas chromatography-mass spectrometry analysis of environmental sample AE00366 conducted on January 18, 2002.
Similarity score 0.996 (not a probability)
machine-extracted · confidence unavailable · Check page ↗NYC-WTC_000037720
Laboratory report documenting GCMS analysis of a method blank for sample AE03612 to verify analytical system cleanliness.
Similarity score 0.996 (not a probability)
machine-extracted · confidence unavailable · Check page ↗NYC-WTC_000037780
Gas chromatography-mass spectrometry analysis of sample AE03616 performed on 3/28/2002, detecting other unknown compounds with surrogate 2,4-DDD at 5.0 µg detection limit.
Similarity score 0.996 (not a probability)
machine-extracted · confidence unavailable · Check page ↗NYC-WTC_000004935
Multi-page laboratory data sheet containing sample analysis results and metadata for DEP GCMS records from January to February 2002.
Similarity score 0.996 (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_000037604
Department of Environmental Protection site log sheet for the World Trade Center area covering February and March 2002.
Filed in the same folder
NYC-WTC_000037605
Record of water sample extraction parameters including drip rates, volumes, and pH measurements from February to March 2002.
Filed in the same folder
NYC-WTC_000037611
Reference standard analysis data verifying instrument performance for detecting volatile organic compounds in water samples.
Filed in the same folder
NYC-WTC_000037635
Laboratory report documenting GCMS analysis of a method blank for sample AE03508 to verify analytical system cleanliness.
Filed in the same folder
NYC-WTC_000037655
Laboratory report listing concentrations of volatile organic compounds in sample AE03509 analyzed on March 19, 2002.
Filed in the same folder