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 11 2,5-Cyclohexadiene-1,4-dion... Concentration Rank 12 R.T. EstConc Area Relative to ISTD R.T. 13.38 0.06 ug/L 40306 Naphthalene-d8 13.20 Hit# of 5 Tentative ID MW MolForm CAS# Qual 1 2,5-Cyclohexadiene-l,4-dione, 2,... 140 C6H404 000615-94-1 72 2 l-Oxetan-2-one, 4,4-diethyl-3-me... 140 C8H12O2 000000-00-0 56 3 Pyridine, 4-nitro-, 1-oxide (CAS... 140 C5H4N2O3 001124-33-0 56 4 3H-Pyrazol-3-one, 2,4-dihydro-2,... 140 C7H12N20 003201-25-0 42 Abundance Scan 886 (13.376 min): 0219B.D (-) m/z 140.00 100.00% 140
5000 ................ . 44 70 84 96 13.00 13.20 13.40 13.60 13.80
miz-> 01 ■' । ■ •' ■ । ■1 ■ ‘ i • ‘ 30 40 50 60 70 80 4 TI—wI—1-rtt1rr | I ‘ 1 ' 1 I 90 100 110 120 130 140 m/z 96.10 11.95% Abundance #35122: 2,5-Cyclohexadiene-1,4-dione, 2,5-dihydroxy- $$ p-... 140
1 ‘ -------- 5000 42 TIII 71 13.00 13.20 13.40 13.60 13.80 m/z 70.10 11.74% 53 84 112 — 94 Of ■ • i ■ ■ • * I TT-p-r-n-p-r TIt — - m/z—> 30 40 50 60 70 80 90I 100 110 120 130 140 Abundance #35765:1-Oxetan-2-one, 4,4-diethyl-3-methylene- 79 1-0 39 67 ■ i ■ ■ 13.00 13.20 13.40 13.60 13.80 125 5000 53 111 m/z 94.10 11.74% 97
Of ■ ‘ i ■ ■ ■ ■ i ' ■ 1 ‘ t ■ ■ ■ ■ i • 1 I r-p miz-> 30 40 50 60 70 80 90 100 110 120 130 140 Abundance #35067: Pyridine, 4-nitro-, 1-oxide (CAS) $$ p-Nitropyridi... / —I11PTT • i ■ ■ ■ ■ । 1-0 13.00 13.20 13.40 13.60 13.80 m/z 83.90 10.24%
5000 39 110 51 45 63 124 84 94 O *•i* r-p-rTT-p-r-TT-p -—■ i ■ 1 ■‘ i ‘ ■ TTT m/z—> 30 40 50 60 70 80 90 100 110 120 130 140 13.00 13.20 13.40 13.60 13.80
0219B.D HP022102.M Fri Mar 15 10:08:44 2002 Page 13
NYC-WTC_000037631
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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_000004494
Multi-page laboratory data sheet containing sample analysis results and metadata for DEP GCMS records from January to February 2002.
Similarity score 0.993 (not a probability)
machine-extracted · confidence unavailable · Check page ↗NYC-WTC_000010027
GCMS laboratory results for sample AE01510 conducted on March 5, 2002, showing surrogate recovery and unknown compounds.
Similarity score 0.992 (not a probability)
machine-extracted · confidence unavailable · Check page ↗NYC-WTC_000010887
Laboratory report documenting gas chromatography-mass spectrometry results for sample AE03075 including surrogate recovery.
Similarity score 0.991 (not a probability)
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.
Similarity score 0.991 (not a probability)
machine-extracted · confidence unavailable · Check page ↗NYC-WTC_000009946
Analytical results for sample AE01507 analyzed via GCMS on March 4, 2002, including surrogate recovery data.
Similarity score 0.990 (not a probability)
machine-extracted · confidence unavailable · Check page ↗NYC-WTC_000009966
Analytical results for sample AE01508 analyzed via GCMS on March 4, 2002, including surrogate recovery data.
Similarity score 0.990 (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