Laboratory report showing non-detect levels for various volatile organic compounds in a method blank.
NYC-WTC_000022719–000022733Folder label: “GCMS X 5/8/02 A 5/10/02”
OCR status: ok · source: pdftotext
NYC 9/11 Public Portal Document
Library Search Compound Report Data File : C:\MSDCHEM\1\DATA\050902\508LB.D Vial: 15 Acq On : 10 May 2002 3:31 am Operator: Me lean Sample : 5/8 eh 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 2-Pentanone, 4-hydroxy-4-me... Concentration Rank 1 R.T. EstConc Area Relative to ISTD R.T. 5.97 13.34 ug/L 12116000 1,4-Dichlorobenzene-d4 9.94
Hit# Of 5 Tentative ID MW MolForm CAS# Qual
1 2-Pentanone, 4 -hydroxy-4-methyl- 116 C6H12O2 000123-42 -2 90 2 2 -Pentanone, 4 -hydroxy-4-methyl- 116 C6H12O2 000123-42-2 72 3 2 -Pentanone, 4-hydroxy-4-methyl- 116 C6H1202 000123-42-2 64 4 Acetone____ 58 C3H60 000067-64-1 32 Abundance Scan 492 (5.970 min): 508LB.D (-479) (-) m/z 43.10 100.00%| 43
5000 59 , 101 5 60 5.80 6.00 6.20 6.40 ................................... .. 53 69 83 .1 Of Hi ‘ i ■ ■ ' 1 i ' 1 ■ ' i 1 1 ■ 1 i 1 1 ' 1 i 1 r 1 ' i 1 m/z 59.10 34.29% m/z-> 10 20 30 40 50 60 70 80 90 100 110 Abundance #109755:2-Pentanone, 4-hydroxy-4-methyl- 43
5000 59 1...... 5 60 5.80 6.00 6.20 6.40 m/z 58.10 22.30% 15 31 101 O+ , , , I, , , 26,1 , 38,1 ' ■ i ■ 1 ■ 1 i ■ ' 1 1 i 1 ■ ■ 1 1 1 53 , i-' ' 1* I ■ ■ ■ 1 i ' ■ ‘ 83 1 i 1 '■ ' ■ i ' 1 , | ■ 1 i 1 ' 1 1 i 1
m/z-> 10 20 30 40 50 60 70 80 90 100 110 Abundance #109756: 2-Pentanone, 4-hydroxy-4-methyl- 43 5.60 5.80 m 6.00 6.20 6.40 5000 59 m/z 101.10 13.78%|
92 . 93 101 0! -2]. 39,1 1TT4+ 83 1 I ■ ' ’ ■ i ' ■ ■ ■ i 1 ' 1 । ' i ' • ■ 1 i ■ ' ■ ' i ' /z-> 10 20 30 40 50 60 70 80 90 100 110 Abundance #5851:2-Pentanone, 4-hydroxy-4-methyl- 43 5 60 5.80 6.00 6.20 6.40 m/z 41.10 5.97% 5000 59 — 101
m/z-> 0 ......... 10 20 77,32 30 39,140 +4853+ 50 67 72 77 83 114/n/-/I/I**‘I‘**I‘II‘‘‘II 60 70 80 91 96, | 90 100 110 -|--n i , p-i i', । , i , , । , , , , । , 5.60 5.80 6.00 6.20 6.40
508LB.D 050102.M Mon May 13 11:26:44 2002 Page 4
NYC-WTC_000022729
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NYC-WTC_000025347
Laboratory report showing non-detect levels for 15 volatile organic compounds in a GCMS method blank processed on May 23, 2002.
1 shared topics · Same agency, volume and box · similarity 0.994
machine-extracted · confidence unavailable · Check page ↗NYC-WTC_000023843
Laboratory report showing non-detectable levels of nitrosamines and other contaminants in a GC/MS blank sample AE10901.
1 shared topics · Same agency, volume and box · similarity 0.992
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 · Same agency, volume and box · similarity 0.991
machine-extracted · confidence unavailable · Check page ↗NYC-WTC_000022938
Laboratory report documenting GCMS analysis of environmental sample AE09569 conducted on May 15, 2002.
1 shared topics · Same agency, volume and box · similarity 0.991
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 non-person entities · 1 shared topics · Same agency, volume and box · similarity 0.991
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 0.990
machine-extracted · confidence unavailable · Check page ↗NYC-WTC_000043869
Laboratory blank report for sample AE09771 showing non-detectable levels of target compounds from May 8, 2002.
1 shared topics · similarity 0.994
machine-extracted · confidence unavailable · Check page ↗NYC-WTC_000045048
Laboratory report showing blank analysis results for volatile organic compounds in sample AE10303 on May 9, 2002.
1 shared non-person entities · 1 shared topics · similarity 0.994
machine-extracted · confidence unavailable · Check page ↗NYC-WTC_000044858
Laboratory report showing blank sample analysis results for volatile organic compounds using gas chromatography-mass spectrometry on May 9, 2002.
1 shared non-person entities · 1 shared topics · similarity 0.993
machine-extracted · confidence unavailable · Check page ↗NYC-WTC_000045547
Laboratory report of a GC/MS blank run analyzing volatile organic compounds with results below detection limits in May 2002.
1 shared non-person entities · 1 shared topics · similarity 0.991
machine-extracted · confidence unavailable · Check page ↗NYC-WTC_000044433
Gas chromatography-mass spectrometry blank analysis showing results below method detection limits for organic compounds.
1 shared non-person entities · 1 shared topics · similarity 0.991
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 0.991
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_000022716
Department of Environmental Protection administrative record sheet for World Trade Center site activities dated May 2002.
Filed in the same folder
NYC-WTC_000022717
Laboratory form listing GCMS analytical parameters including drip rates, surrogates, and volume measurements.
Filed in the same folder
NYC-WTC_000022734
Calibration data sheet listing response factors for volatile organic compounds used in GCMS analysis.
Filed in the same folder
NYC-WTC_000022738
Report of reference standard analysis for volatile organic compounds with quantified response values.
Filed in the same folder
NYC-WTC_000022746
Laboratory form listing GCMS analytical parameters including drip rates, surrogates, and volume measurements.
Filed in the same folder