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 Library Search Compound Report 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 1 Methylene Chloride Concentration Rank. 2 R.T. EstConc Area Relative to ISTD R.T. 3.74 5.08 ug/L 2651250 1,4-Dichlorobenzene-d4 9.89 Hit# of 5 Tentative ID MW MolForm CAS# Qual 1 Methylene Chloride 84 CH2C12 000075-09-2 94 2 Methylene Chloride 84 CH2C12 000075-09-2 91 3 Methylene Chloride 84 CH2C12 000075-09-2 91 4 Methylene Chloride 84 CH2C12 000075-09-2 32 Abundance Scan 113 (3.743 min): 522LB.D (-93) (-) m/z 49.10 100.00%| 49 84
5000
' 1 t ■ • ■ ■ i ■ ■ 1 1 i ' ' 1-11/1/7/11.7 88 3.40 3.60 3.80 4.00 nfe-> 0 "’IEETT01"E$TE1-1’122211"39 + 3538 42 I tumunmyutimyauiqusiry r.upH 1 — 5 10 15 20 25 30 35 40 45 50 55 60 65 70 75 80 85 90 95 m/z 84.00 80.08% Abundance #12327: Methylene Chloride 49 84 5000 3.40 3.60 3.80 4.00 m/z 86.00 51.87% 88 / miz-> 14 18 52______ 70____ 24 2831 353841 0 TDTNTTTDOTTTTT Tuummpmmagurrgomunyutt t 5 10 15 20 25 30 35 40 45 50 55 60 65 70 75 80 85 90 95 4 Abundance #111041: Methylene Chloride 49
84 3.40 3.60 3.80 4.00 5000 m/z 51.10 / 24.16%
46 2629 41 | $2 59 65 t. 1111111 88 73 7711 i j i 11 1 Ot TmOm)CTmHHtf [ 11 ■. (, 11.. n/z-> 5 10 15 20 25 30 35 40 45 50 55 60 65 70 75 80 85 90 95 Abundance #111039: Methylene Chloride 40 3.40 3,60 3.80 4.00 m/z 47.00 16.53% 84 _/ 5000-
57 152TJHuumooutgodt 88 2831 3538 43 0 —ICPmogmtmmtughi 67 71 77 t n/z—> 5 10 15 20 25 30 35 40 45 50 55 60 65 70 75 80 85 90 95 3.40 3.60 3.80 4.00 11
522LB.D 052202.M Wed May 29 09:38:39 2002 Page 4
NYC-WTC_000013425
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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
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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.
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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