Quality control document showing GCMS blank results for multiple volatile organic compounds analyzed on May 29, 2002.
NYC-WTC_000013418–000013443Folder label: “GCMS X 5/22/02 A 5/23/02”
OCR status: ok · source: pdftotext
NYC 9/11 Public Portal Document LLJLCLX DCaLOlI VHpOULL AEL
Data, File : C:\MSDCHEM\1\DATA\052302\522LB.D Vial: 3 Acq On : 23 May 2002 11:36 am Operator: Mclean Sample : 5/22ad Inst : Instrumen Mise Multiplr: 1.00 MS Integration Params: LSCINT.e Quant Method : C:\MSDCHEM\1\METHODS\052202.M (Chemstation Integrator) Title : 508 Modified GC/MS scan Library : C:\DATABASE\NIST98.L ********************************************************************* Peak Number 15 Methyl erythro-4-chloro-2,3... Concentration Rank 10 R.T. EstConc Area Relative to ISTD R.T. 36.45 0.42 ug/L 117741 Perylene-dl2 34.65 Hit# of 5 Tentative ID MW MolForm CAS# Qual 1 Methyl erythro-4-chloro-2,3-dibr... 292 C5H7Br2C102 1000143-25-7/9 2 Cyclopropane, l,l-dibromo-2,2-bi... 294 C5H6Br2C12 098577-44-7 9 3 Propane, bromodichlorodifluoro- 226 C3H3BrC12F2 072101-13-4 9 4 5-Bromo-2-mercaptopyridine-l-oxide 205 C5H4BrNOS 1000211-/6-6 4 Abundance Scan 5680 (36.453 min): 522LB.D (-5672) (-) m/z 221.10 100.00% 73 211 147
5000 96 355 49 281 36.20 36.40 36.60 36.80 0-11—7 ' ■ i" ■ ■ i ■■ “ ■ i “ " i'' ■' i ■ ■ “ i ■ m/z 73.05 88.48% iz-> 20 40 60 80 100 120 140 160 180 200 220 240 260 280 300 320 340 Abundance #1305: Methyl erythro-4-chIoro-2,3-dibromo-butyrate 39 59 103 133 215 75 5000 36.20 36.40 36.60 36.80 m/z 147.10 79.80%
■ 1 “ “ 1 rha rrp lus . .... .I, 235 155 . 0- i"’ I ■ ’* <11 >।,11".।, TImPIPPPT mz-> 20 40 60 80 100 120 140 160 180 200 220 240 260 280 300 320 340 Abundance
5000 39
75 #1394: Cyclopropane, 1,1 -dibromo-2,2-bis(chloromethy!)-
99 135 247 . dn. . 36.20 36.40 36.60 36.80 m/z 207.00 68.28% 186 217 168 0- pa 54.444.4172,45144. mi . . । M rp / nz-> 20 40 60 80 100 120 140 160 180 200 220 240 260 280 300 320 340 Abundance #66038: Propane, bromodichlorodifluoro- 147 36.20 36.40 36.60 36.80 111 m/z 355.00 34.56% 85 129 193 5000 49 228
27 67
nfe-> 0- 11 4l+lp 20 40 60 80 100 120 140 160 180 200 220 240 260 280 300 320 340 Prapa)) 1 1 ■ 36.20 36.40 36.60 36.80
522LB.D 052202.M Wed May 29 09:39:03 2002 Page 18
NYC-WTC_000013439
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NYC-WTC_000015496
Laboratory report showing non-detect levels of volatile organic compounds in a GCMS blank sample analyzed on June 5, 2002.
1 shared non-person entities · 1 shared topics · Same agency, volume and box · similarity 0.994
machine-extracted · confidence unavailable · Check page ↗NYC-WTC_000012751
Gas chromatography-mass spectrometry blank analysis for sample AE11799 showing results below method reporting limits for semivolatile organic compounds, dated May 28, 2002.
1 shared non-person entities · 1 shared topics · Same agency, volume and box · similarity 0.994
machine-extracted · confidence unavailable · Check page ↗NYC-WTC_000015342
Record of laboratory drip rate measurements and pH counts for a water sample analyzed in June 2002.
1 shared topics · Same agency, volume and box · similarity 0.994
machine-extracted · confidence unavailable · Check page ↗NYC-WTC_000013496
Laboratory report documenting GCMS analysis of sample AE11928 conducted on June 4, 2002.
1 shared topics · Same agency, volume and box · similarity 0.992
machine-extracted · confidence unavailable · Check page ↗NYC-WTC_000013049
Laboratory report showing blank sample analysis for volatile organic compounds using gas chromatography-mass spectrometry on May 22, 2002.
1 shared topics · Same agency, volume and box · similarity 0.992
machine-extracted · confidence unavailable · Check page ↗NYC-WTC_000013524
Laboratory report documenting GCMS analysis of sample AE11929 conducted on June 4, 2002.
1 shared topics · Same agency, volume and box · similarity 0.992
machine-extracted · confidence unavailable · Check page ↗NYC-WTC_000014004
GCMS analysis results for sample AE12287 dated June 4, 2002, documenting unknown compounds and surrogate recovery.
1 shared topics · Same agency, volume and box · similarity 0.992
machine-extracted · confidence unavailable · Check page ↗NYC-WTC_000012989
Laboratory report presenting analytical results for target compounds and surrogate recovery data for water sample AE11907.
1 shared topics · Same agency, volume and box · similarity 0.992
machine-extracted · confidence unavailable · Check page ↗NYC-WTC_000013643
Laboratory report documenting GCMS analysis of sample AE12162 conducted on June 5, 2002.
1 shared topics · Same agency, volume and box · similarity 0.992
machine-extracted · confidence unavailable · Check page ↗NYC-WTC_000013968
GCMS analysis results for sample AE11603 dated June 4, 2002, documenting unknown compounds and surrogate recovery.
1 shared topics · Same agency, volume and box · similarity 0.991
machine-extracted · confidence unavailable · Check page ↗NYC-WTC_000013666
Laboratory report documenting GCMS analysis of sample AE11932 conducted on June 5, 2002.
1 shared non-person entities · 1 shared topics · Same agency, volume and box · similarity 0.991
machine-extracted · confidence unavailable · Check page ↗NYC-WTC_000025054
Laboratory report showing GCMS blank analysis for sample AE11379 conducted on May 21, 2002, with results below minimum reporting levels.
1 shared topics · similarity 0.992
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_000013414
DEP document containing gas chromatography-mass spectrometry data from late May 2002.
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NYC-WTC_000013415
Partial record from DEP Box 15 containing fragmented text and identifiers related to World Trade Center environmental sampling in May 2002.
Filed in the same folder
NYC-WTC_000013444
Calibration data sheet verifying instrument response for volatile organic compounds during GCMS analysis on May 29, 2002.
Filed in the same folder
NYC-WTC_000013448
Reference data sheet listing concentrations and detection limits for volatile organic compounds used in GCMS analysis on May 29, 2002.
Filed in the same folder
NYC-WTC_000013454
Laboratory report documenting GCMS analysis of sample AE11926 conducted on June 4, 2002, including surrogate recovery data.
Filed in the same folder