Laboratory report showing GCMS blank analysis of sample AE00830 with compounds below detection limits.
NYC-WTC_000052029–000052046Folder label: “GCMS X 1/11/02 A 1/31/02”
OCR status: ok · source: pdftotext
NYC 9/11 Public Portal Document
Library Search Compound Report
Data File : C:\MSDCHEM\1\5973N\02JAN31\0111B.D vial: 1 Acq On : 31 Jan 2002 10:31 am Operator: Sample : lab blank 1/11 Inst : Instrumen Mise : January 31, 2002 Multiplr: 1.00 MS Integration Params: LSCINT.P Quant Method : C:\MSDCHEM\1...\SCAN508. M (RTE Integrator) Title : 508 scan method Library : C:\DATABASE\WILEY7N.L ********************************************************************* Peak Number 5 Cyclotetrasiloxane, octamet.. Concentration Rank 3
R.T. EstConc Area Relative to ISTD R.T.
9.41 0.26 ug/L 227568 1,4-Dichlorobenzene-d4 9.72
Hit# of 5 Tentative ID MW MolForm CAS# Qual
1 Cyclotetrasiloxane, octamethyl- ... 296 C8H24O4Si4 000556-67-2 91 2 Cyclotetrasiloxane, octamethyl- ... 296 C8H24O4Si4 000556-67-2 91 3 Cyclotetrasiloxane, octamethyl - 296 C8H24O4Si4 000556-67-2 90 4 Cyclotetrasiloxane, octamethyl- ... 296 C8H2404Si4 000556-67-2 90 Abundance Scan 529 (9.413 min): 0111 B.D (-) m/z 281.10 100.00% 281
5000
103 119 1^3 249 265 ___ A___ 9.00 9.20 9.40 9.60 9.80 45 59 73 163 177 193 207 235 0 —TTTuu—men‘u‘T—uu‘1ut‘T‘r‘T djel r ' I 1 1 1 1 I 1 ■L1 ' i '| ' ' ' I —— m/z 282.00 29.61% m/z-> Abundance 40 60 80 100 120 140 160 180 200 #244216: Cyclotetrasiloxane, octamethyl- (CAS) $$ 1,1,3,3,... 220 240 260 280 1 281
......... ... 5000 9.00 9.20 9.40 9.60 9.80 m/z 283.00 17.02% 73 133 177 193 207 235 249 265 I 01 , . . ........ . . , ,57 , M , । "" , , I I, , m/z-> 40 60 80 100 120 140 160 180 200 220 240 260 280 Abundance #244214: Cyclotetrasiloxane, octamethyl- $$ Octamethylcycl... 281 ■j-r-r-T-r-p-T 9.00 9.20 41 ' ' i ■ 1 ' 9.40 9.60 9.80 i ■ '
5000 m/z 133.00 9.91%
73 133 207 — p । 163 177 191 | 235 249 265 OPT ..1...... III II. I ■ i ' ■ ■ ■ i ' ' ' • i ' ■ ' i ' ' ' ' iI '' 1 1 1 1 1 ‘ ' I ' ' ' 'I ' ' ' Td‘ ' m/z-> 40 60 80 100 120 140 160 180 200 220 240 260 280 Abundance #244215: Cyclotetrasiloxane, octamethyl- —- 281 9.00 9.20 9.40 9.60 9.80 m/z 265.00 7.98%
5000
■n/z-> 0 _ .7,... 133. .179193,207., .235 243 25..] 40 60 80 100 120 140 160 180 200 220 240 260 280 9.00 9.20 9.40 9.60 9.80
0111B.D SCAN508.M Fri Feb 01 09:19:43 2002 Page 7
NYC-WTC_000052038
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NYC-WTC_000051512
Laboratory report showing GCMS blank analysis results for sample AE00555 conducted between January 29 and February 1, 2002.
1 shared topics · Same agency, volume and box · similarity 0.997
machine-extracted · confidence unavailable · Check page ↗NYC-WTC_000050189
Blank analysis report for GCMS testing of sample AD31647 confirming no contamination above detection limits.
2 shared non-person entities · 1 shared topics · Same agency, volume and box · similarity 0.997
machine-extracted · confidence unavailable · Check page ↗NYC-WTC_000049891
Laboratory report showing blank analysis results with concentrations below method detection limits for various organic compounds.
1 shared topics · Same agency, volume and box · similarity 0.994
machine-extracted · confidence unavailable · Check page ↗NYC-WTC_000050500
Laboratory report for sample AE00168 documenting detection of unknown compounds and surrogate recovery on January 28, 2002.
1 shared topics · Same agency, volume and box · similarity 0.993
machine-extracted · confidence unavailable · Check page ↗NYC-WTC_000037616
Laboratory report showing GCMS blank analysis results for volatile organic compounds with detection limits below MDL.
1 shared topics · similarity 0.996
machine-extracted · confidence unavailable · Check page ↗NYC-WTC_000010843
Laboratory report documenting a blank run for gas chromatography-mass spectrometry analysis of sample AE02713.
1 shared topics · similarity 0.995
machine-extracted · confidence unavailable · Check page ↗NYC-WTC_000003981
Multi-page laboratory data sheet containing sample analysis results and metadata for DEP GCMS records from January to February 2002.
1 shared non-person entities · 1 shared topics · similarity 0.995
machine-extracted · confidence unavailable · Check page ↗NYC-WTC_000004494
Multi-page laboratory data sheet containing sample analysis results and metadata for DEP GCMS records from January to February 2002.
1 shared non-person entities · 1 shared topics · similarity 0.994
machine-extracted · confidence unavailable · Check page ↗NYC-WTC_000004770
Chromatogram and method report for DFTPP calibration verification conducted on February 5, 2002.
1 shared non-person entities · 1 shared topics · similarity 0.994
machine-extracted · confidence unavailable · Check page ↗NYC-WTC_000004935
Multi-page laboratory data sheet containing sample analysis results and metadata for DEP GCMS records from January to February 2002.
1 shared non-person entities · 1 shared topics · similarity 0.994
machine-extracted · confidence unavailable · Check page ↗NYC-WTC_000010927
Laboratory report documenting gas chromatography-mass spectrometry results for sample AE03075 including surrogate recovery.
1 shared non-person entities · 1 shared topics · similarity 0.993
machine-extracted · confidence unavailable · Check page ↗NYC-WTC_000009918
Calibration data for GCMS analysis including response factors for various organic compounds recorded on February 21, 2002.
1 shared topics · similarity 0.993
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_000052017
Administrative record from DEP Box 28 documenting GCMS activities at the World Trade Center site in January 2002.
Filed in the same folder
NYC-WTC_000052018
Fragmented record showing sample volume, drip rates, and surrogate addition fields for environmental testing.
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NYC-WTC_000052020
Laboratory report detailing GCMS analysis of sample AE00830 for nitrosamines and dichlorobenzenes.
Filed in the same folder
NYC-WTC_000052024
Laboratory report showing GCMS reference analysis of sample AE00330 for nitrosamines and chlorinated compounds.
Filed in the same folder
NYC-WTC_000052047
Laboratory report showing GCMS analysis of sample AE00830 including surrogate recovery and unknown compounds.
Filed in the same folder