Laboratory report documenting GCMS analysis of a method blank for sample AE03508 to verify analytical system cleanliness.
NYC-WTC_000037635–000037654Folder 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\03508 .D Vial: 4 Acq On : 8 Mar 2002 1:07 pm Operator: Sample : 508 scan 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 5 3,4-Dihydropyran $$ 2H-Pyra... Concentration Rank 5 R.T. EstConc Area Relative to ISTD R.T. 4.88 G.13 ug/L 62723 1,4-Dichlorobenzene-d4 9.72
Hit# of 5 Tentative ID MW MolForm CAS# Qual
1 3,4-Dihydropyran $$ 2H-Pyran, 3,... 84 C5H80 000110-87-2 2 Furan, 2,3-dihydro-4-methyl- (CA... 84 C5H80 034314-83-5 3 3 2-Ethylacrolein $$ 2-Ethacrolein... 84 C5H80 000922-63-4 53 4 3,4-Dihydropyran $$ 2H-Pyran, 3,... 84 C5H80 000110-87-2 53 Abundance Scan 133 (4.875 min): 03508.D (-) m/z 83.95 100.00% 84 55 41 5000
207 11211/1T*1/1/4/*1/1/1/1/1/1/1/21F 4.60 4.80 5.00 5.20 0 '11 “ *'i “ l‘i' I.J.... 1.... 1.... I....tI{1 1......... 1...'. 1... m/z 55.10 68.45% miz—> 2030405060 70 8090 100110120130140150160170180190200210 Abundance #3368: 3,4-Dihydropyran $$ 2H-Pyran, 3,4-dihydro- (CAS) 55 84 5000 4.60 4.80 5.00 5.20 m/z 59.00 59.95% 69 ...... 45 1 0 ' I'" ‘I' ' r' ■ 111111 miz—> 20 30 40 50 60 70 80 90 100 110 120 130 140 150 160 170 180 190 200 210 Abundance #3351: Furan, 2,3-dihydro-4-methyl- (CAS) $$ 4-METHYL-2,3-.. 55 84 A 4.60_ 4.80 5.00 5.20 5000 41 m/z 41.10 51.39%
69 -l miz—> Abundance O-pm 1______________________________________ TTTTTT rrrpTTTpTnyTTTTpTTTp-rTTp-rrrp-rTTpT^TTrrr^^ 20 30 40 50 60 70 80 90 100110120130140150160170180190200210 #3305:2-Ethylacrolein $$ 2-Ethacrotein $$ Butanal, 2-meth... 55 84 AL . , MA4.80 5.00 5.20 —4.60 m/z 83.00 40.73% 5000 39 27 66 _________ 1)________ o ■ i' “ ■ i ‘ TpHT T-r I r-r-r-r-j-T-T-n 122/11/8-T miz-> 2030405060 70 8090 100110120130140150160170180130200210 4.60 4.80 5.00 5.20
03508.D HP022102.M Fri Mar 15 10:08:50 2002 Page 7
NYC-WTC_000037645
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_000037720
Laboratory report documenting GCMS analysis of a method blank for sample AE03612 to verify analytical system cleanliness.
1 shared topics · Same agency, volume and box · similarity 0.999
machine-extracted · confidence unavailable · Check page ↗NYC-WTC_000037660
Laboratory report documenting GCMS analysis of a method blank for sample AE03509 to verify analytical system cleanliness.
1 shared topics · Same agency, volume and box · similarity 0.999
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 0.999
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 0.999
machine-extracted · confidence unavailable · Check page ↗NYC-WTC_000037680
Laboratory report documenting GCMS analysis of a method blank for sample AE03510 to verify analytical system cleanliness.
1 shared non-person entities · 1 shared topics · Same agency, volume and box · similarity 0.999
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 0.999
machine-extracted · confidence unavailable · Check page ↗NYC-WTC_000037800
Laboratory report detailing gas chromatography-mass spectrometry analysis of sample AE03617 conducted on March 28, 2002.
1 shared non-person entities · 1 shared topics · Same agency, volume and box · similarity 0.999
machine-extracted · confidence unavailable · Check page ↗NYC-WTC_000037700
Laboratory report documenting GCMS analysis of a method blank for sample AE03611 to verify analytical system cleanliness.
1 shared topics · Same agency, volume and box · similarity 0.998
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 0.998
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 0.998
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.
1 shared non-person entities · 1 shared topics · similarity 0.998
machine-extracted · confidence unavailable · Check page ↗NYC-WTC_000010867
Laboratory report documenting gas chromatography-mass spectrometry results for sample AE02713 including surrogate recovery.
1 shared topics · similarity 0.997
machine-extracted · confidence unavailable · Check page ↗Similar subjects in other documents. Similarity does not establish the same event, measurement or conclusion.
Page similarity is temporarily unavailable or this page has no indexed vector.
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_000037616
Laboratory report showing GCMS blank analysis results for volatile organic compounds with detection limits below MDL.
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