Laboratory report showing GC/MS analysis of sample AE10980 with surrogate recovery data for 2,4-DDD.
NYC-WTC_000023887–000023903Folder label: “GCMS X 5/10/02 A 5/14/02”
OCR status: ok · source: pdftotext
NYC 9/11 Public Portal Document Library search Compound Report Data File : C:\MSDCHEM\l\DATA\051402\10980.D Vial: 9 Acq On : 14 May 2002 8:01 pm Operator: Mclean Sample : 5/10 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 2 Methylene Chloride Concentration Rank 4
R.T. EstConc Area Relative to ISTD R.T.
3.73 0.44 ug/L 345108 1,4-Dichlorobenzene-d4 9.93
Hit# of 5 Tentative ID MW MolForm CAS# Q
1 Methylene Chloride 84 CH2C12 000075-09-2/90 2 Methylene Chloride 84 CH2C12 000075-09-2 90 3 Methylene Chloride 84 CH2C12 000075-09-2 90 4 Methylene Chloride 84 CH2C12 000075-09-2 10 Abundance Scan 110 (3.725 min): 10980.D (-96) (-) m/z 43.10 100.00% 43 49 84 5000
+ m 238 59 3.40 3.60 3.80 4.00 — 88 o - m/z 49.10 75.12% m/z-> 5 10 15 20 25 30 35 40 45 50 55 60 65 70 75 80 85 90 95 Abundance #111040: Methylene Chloride 49 84
5000 3.40 3.60 3.80 4.00 35 m/z 84.00 57.62% 14 88 2528 32 3841 m/z~> 5 0 THHpp TT ! >2 70 TIWWIWmPuapt 10 15 20 25 30 35 40 45 50 55 60 . 65 70 75 80 85 90 95 —mm Abundance #111039: Methylene Chloride 49 84 3.40 3.60 3.80 4.00 ' 5000 m/z 51.05 33.32%
2831 3538 43 |, Ot —————————— 152 57 67 71 77 1—umumTt 88 ilyonsipa Mnuwsr"Wwbwaoy miz-> 5 10 15 20 25 30 35 40 45 50 55 60 65 70 75 80 85 90 95 Abundance #12327: Methylene Chloride 49 3.40 3.60 3.80 4.00 84 m/z 86.00 27.66% 5000 "MAuyMuM 88
rn/z-> 14 18 24 2831 353841 0 TTTTTTTHTTTTTTTTTTTTTTTTHTTTT +2 70 T41/11111A41111128d/12A111B 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
10980.D 050102.M Thu May 16 14:36:22 2002 Page 5
NYC-WTC_000023896
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_000023502
Laboratory report showing GC/MS analysis results for sample AE10816 including surrogate recovery data on May 14, 2002.
1 shared topics · Same agency, volume and box · similarity 0.996
machine-extracted · confidence unavailable · Check page ↗NYC-WTC_000024153
Document noting low recovery in GCMS scan of sample AE10205 and subsequent re-extraction yielding 85% recovery.
1 shared topics · Same agency, volume and box · similarity 0.996
machine-extracted · confidence unavailable · Check page ↗NYC-WTC_000023531
Laboratory report page showing GC/MS analysis for sample AE10850 including surrogate recovery data on May 14, 2002.
1 shared topics · Same agency, volume and box · similarity 0.996
machine-extracted · confidence unavailable · Check page ↗NYC-WTC_000023439
Laboratory report showing GC/MS analysis results for sample AE10137 including surrogate recovery data on May 14, 2002.
1 shared topics · Same agency, volume and box · similarity 0.996
machine-extracted · confidence unavailable · Check page ↗NYC-WTC_000023487
Laboratory report showing GC/MS analysis results for sample AE10164 including surrogate recovery data on May 14, 2002.
1 shared topics · Same agency, volume and box · similarity 0.995
machine-extracted · confidence unavailable · Check page ↗NYC-WTC_000024083
Laboratory report detailing GCMS analysis of sample AE10896 conducted on May 21, 2002, including surrogate recovery data.
1 shared topics · Same agency, volume and box · similarity 0.995
machine-extracted · confidence unavailable · Check page ↗NYC-WTC_000023871
Laboratory report showing GC/MS analysis of sample AE10901 with surrogate recovery data for 2,4-DDD.
1 shared topics · Same agency, volume and box · similarity 0.995
machine-extracted · confidence unavailable · Check page ↗NYC-WTC_000025386
Laboratory report documenting GCMS analysis of sample AE11418 conducted on May 30, 2002.
1 shared topics · Same agency, volume and box · similarity 0.995
machine-extracted · confidence unavailable · Check page ↗NYC-WTC_000025464
Laboratory report documenting GCMS analysis of sample AE11422 conducted on May 30, 2002.
1 shared topics · Same agency, volume and box · similarity 0.995
machine-extracted · confidence unavailable · Check page ↗NYC-WTC_000022916
Laboratory report documenting GCMS analysis of environmental sample AE09568 conducted on May 15, 2002.
1 shared topics · Same agency, volume and box · similarity 0.995
machine-extracted · confidence unavailable · Check page ↗NYC-WTC_000022886
GCMS analytical report for environmental sample AE09332 including surrogate compound data from May 15, 2002.
1 shared topics · Same agency, volume and box · similarity 0.995
machine-extracted · confidence unavailable · Check page ↗NYC-WTC_000025479
Laboratory report documenting GCMS analysis of sample AE11423 conducted on May 30, 2002.
1 shared topics · Same agency, volume and box · similarity 0.995
machine-extracted · confidence unavailable · Check page ↗No available related records indexed in this group.
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_000023840
Department of Environmental Protection administrative record sheet for World Trade Center site activities dated May 2002.
Filed in the same folder
NYC-WTC_000023841
Document containing sample identifier NYC-WTC_000023840 associated with Department of Environmental Protection testing records.
Filed in the same folder
NYC-WTC_000023843
Laboratory report showing non-detectable levels of nitrosamines and other contaminants in a GC/MS blank sample AE10901.
Filed in the same folder
NYC-WTC_000023859
Calibration data for volatile organic compounds including nitrobenzene and isophorone from sample AE10901 analysis.
Filed in the same folder
NYC-WTC_000023863
Calibration data for volatile organic compounds including nitrobenzene and isophorone from sample AE10901 analysis.
Filed in the same folder