Laboratory report of a GCMS blank run conducted on May 14, 2002, showing non-detect results for various compounds.
NYC-WTC_000022965–000022989Folder label: “GCMS X 5/8/02 A 5/9/02”
OCR status: ok · source: pdftotext
NYC 9/11 Public Portal Document LLOLdLY Dedrcr compound KepOrC
Data File C:\MSDCHEM\1\DATA\050902\0508LB.D Vial: 4 Acq On 9 May 2002 5:43 pm Operator: Melean Sample 5/8 kb Inst : Instrumen Mise Multiplr: 1.00 MS Integration Params: LSCINT.e
Quant Method : C:\MSDCHEM\1\METHODS\050102.M (Chemstation Integrator) Title : 508 Modified GC/MS scan Library : C:\DATABASE\NIST98.L
Peak Number 1 Methylene Chloride Concentration Rank 10 R.T. EstConc Area Relative to ISTD R.T. 3.73 0.26 ug/L 208158 1,4-Dichlorobenzene-d4 9.94 Hit# of 5 Tentative ID MW MolForm CAS# Qual
1 Methylene Chloride 84 CH2C12 000075-09-2 72 2 Methylene Chloride 84 CH2C12 000075-09-2 7 3 Methylene Chloride 84 CH2C12 000075-09-2/ 2 4 Methylene Chloride 84 CH2C12 000075-09-2 64 Abundance Scan 111 (3.731 min). LB.D (-94) (-) m/z 49.10 100.00% (49 84 "o"MAtu 5000 35 88 44 3.40 3.60 3.80 4.00 0! " I" " i " " i " " i ■' " i" " r ' - Tmmmmmmmmm1 58 ’' i " ' ■ i m/z 84.00 72.59% m/z-> Abundance 5 10 15 20 25 30 35 40 45 50 55 60 65 70 75 80 85 90 95 #12327: Mel me Chloride "MypW/MMpaoaan 84 5000 ' ' I ' ‘ ' I ‘ ' 1 1 I ' ' 1 ‘ I ' ' ' 1 I 3.40 3,60 3.80 4.00 m/z 86.00 55.09%
miz-> Abundance 5 14 18 24 2831 353841 0!TTITTTTTTHTTTTTTTTTHTTTTHTHTT | ,52 10 15 20 25 30 35 40 45 50 55 60 65 70 75 80 85 90 95 70 88 I 'I'I".■ |"■ "MMMW"MMMw Methylene Chloride #111040: @)
84 ■ ■ i ■ ■ ■ ■ i 1 ■ ■ ■ i ' ■ 1 ' i 3.40 3.60 3.80 4.00 5000 m/ z 35.10 35.27% 35 L
88 M It 14 2528 32 38441 ,52 70 Of "I' ■■ ■! ' ' ll| ", TTTTTTTHTTTTTHHT I "' i" " i" " i" ■' I ■1" i" " i1 ' i1"' i" m/z-> 5 10 15 20 25 30 35 40 45 50 55 60 65 70 75 80 85 90 95 Abundance #111039: Methylene Chloride TI (49 ) 3.40 3.60 3.80 4.00 m/z 47.00 17.84% 84 5000 "WhWWM"HMyh.tu 2831 3538 43 88 ,52 57 67 71 77 0 11—8—001011001171 TTTTTTTTHT 11 ■ ■ 11111 ■ j' ■ ■' i ■1" i'1111 ‘1" 1111 - 1 ■ i 1 ■ ■ 1 i 1 ■ ' ■ । 1 1 1 1 i 1 1 1 ' i 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
0508LB.D 050102.M Tue May 14 10:14:47 2002 Page 4
NYC-WTC_000022972
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NYC-WTC_000024041
Laboratory report showing non-detectable levels of nitrosamines and other contaminants in blank sample AE10895.
1 shared topics · Same agency, volume and box · similarity 0.994
machine-extracted · confidence unavailable · Check page ↗NYC-WTC_000025216
Laboratory report showing GCMS blank analysis for sample AE11410 conducted on May 22, 2002.
1 shared topics · Same agency, volume and box · similarity 0.993
machine-extracted · confidence unavailable · Check page ↗NYC-WTC_000023409
Laboratory report showing non-detect results for volatile organic compounds in a method blank sample AE10137 analyzed on May 14, 2002.
1 shared non-person entities · 1 shared topics · Same agency, volume and box · similarity 0.992
machine-extracted · confidence unavailable · Check page ↗NYC-WTC_000023925
Laboratory report showing GC/MS analysis of sample AE10982 with surrogate recovery data for 2,4-DDD.
1 shared topics · Same agency, volume and box · similarity 0.992
machine-extracted · confidence unavailable · Check page ↗NYC-WTC_000023991
Laboratory report showing GC/MS analysis of sample AE10984 with surrogate recovery data for 2,4-DDD.
1 shared non-person entities · 1 shared topics · Same agency, volume and box · similarity 0.991
machine-extracted · confidence unavailable · Check page ↗NYC-WTC_000025102
Laboratory report showing GCMS analysis results for sample AE11381 conducted on May 22, 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_000023949
Laboratory report showing GC/MS analysis of sample AE10983 with surrogate recovery data for 2,4-DDD.
1 shared topics · Same agency, volume and box · similarity 0.991
machine-extracted · confidence unavailable · Check page ↗NYC-WTC_000045936
Gas chromatography-mass spectrometry blank analysis conducted May 17, 2002 testing for semivolatile organic compounds with all results below method reporting limits.
1 shared topics · similarity 0.993
machine-extracted · confidence unavailable · Check page ↗NYC-WTC_000044559
Laboratory report showing blank test results for various organic compounds on May 7, 2002.
1 shared non-person entities · 1 shared topics · similarity 0.993
machine-extracted · confidence unavailable · Check page ↗NYC-WTC_000013883
Fragmented document header from DEP Box 15 archive containing metadata for environmental testing records dated late May 2002.
1 shared topics · similarity 0.991
machine-extracted · confidence unavailable · Check page ↗NYC-WTC_000046006
Gas chromatography-mass spectrometry report for sample AE10810 showing detection of unknown compounds and surrogate recovery.
1 shared non-person entities · 1 shared topics · similarity 0.991
machine-extracted · confidence unavailable · Check page ↗NYC-WTC_000044381
Gas chromatography-mass spectrometry blank analysis showing results below method detection limits for organic compounds.
1 shared topics · similarity 0.991
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_000022961
Department of Environmental Protection administrative record sheet for World Trade Center site activities dated May 2002.
Filed in the same folder
NYC-WTC_000022962
Fragmentary record containing a document identifier and date from the DEP GCMS analysis series.
Filed in the same folder
NYC-WTC_000022990
Laboratory report documenting GCMS calibration verification analysis conducted on May 14, 2002.
Filed in the same folder
NYC-WTC_000022994
Laboratory report of GCMS reference standard analysis conducted on May 14, 2002, showing recovery percentages.
Filed in the same folder
NYC-WTC_000023002
Fragmentary record containing a document identifier and date from the DEP GCMS analysis series.
Filed in the same folder