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 j_ij.xjj.ctxy DearcI COpOuC KepOIC
Data File C:\MSDCHEM\1\DATA\050902\0508LB.D Vial: 4 Acq On 9 May 2002 5:43 pm Operator: Mclean Sample 5/8 kb Inst : Instrumen Mise Multiplr: 1.00 MS Integration Params: LSCINT.e Quant Method : C:\MSDCHEM\l\METHCDS\050102.M (Chemstation Integrator) Title : 508 Modified GC/MS scan Library : C:\DATABASE\NIST98.L
Peak Number 11 Mercaptoacetic acid, bis(tr... Concentration Rank 9 R.T. EstConc Area Relative to ISTD R.T. 33.24 0.41 ug/L 267653 Perylene-dl2 34.70 Hit# of 5 Tentative ID MW MolForm CAS# Qual
1 Mercaptoacetic acid, bis(trimeth... 236 C8H20O2SSi2 006398-62-5 43 2 Trisiloxane, 1,1,1,5,5,5-hexamet... 384 C12H3604Si5 003555-47-3 35 3 Trisiloxane, 1,1,1,5,5,5-hexamet... 384 C12H3604Si5 003555-47-3 25 4 Heptasiloxane, 1,1,3,3,5,5,7,7,9... 504 C14H44O6Si7 019095-23-9 16 Abundance Scan 5133 (33.238 min): 0508LB.D (-5118) (-) m/z 73.10 100.00% 73 147
5000 221 281 355 .33.00 .....33.20 (M..... 1 m/z-> 0- 1 0 50 i 100) 49
150 200 96 ...1 250 I i__ ■I ' 300 350 I 400 429 m/z 147.10 33.40 33.60 67.16%I Abundance #26922: Mercaptoacetic acid, bis(trimethylsilyl)- 73 147
|........................ 5000 ■ ■ i ' ' 1 1 1 1 ‘ ' 1 ' I ' 1 33.00 33.20 33.40 33.60 221 m/z 221.10 49.08% 45 13 0- । r r —4— 104 1 1 1 ' 1 ■ I ' ' 1 169 123 ■ । .......................... ■ ■ ■ ■ । 1 i 1 । 177i । । । । । i । । । m/z-> 0 50 100 150 200 250 300 350 400 Abundance #26961: Trisiloxane, 1,1,1,5,5,5-hexamethyl-3,3-bis[(trime... 73 147
281 33.00 33.20 33.40 33.60 5000 m/z 281.00 34.94%
45 369 O—T ■ | i i ' 95 117 , 1 177.2%7 249, er 1‘ 1 1 ‘ 1 ■ f i 1 1 1 1 r11 _ 310 341 | nz-> 0 50 100 150 200 250 300 350 400 Abundance #115144: Trisiloxane, 1,1,1,5,5,5-hexamethyl-3,3-bis[(trim... .AAA4AM...A4MA 73 33.00 33.20 33.40 33.60 147 m/z 207.00 22.32% 5000
45 281 369 pukallapaawe — 117 , , t 207 l 249 i 1 — O—T m/z—> 0 50 100 150 200 250 300 350 400 33.00 33.20 33.40 33.60
0508LB.D 050102.M Tue May 14 10:15:00 2002 Page 14
NYC-WTC_000022982
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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