Blank analysis report for GCMS of sample AE00277 showing compounds below method detection limits from January 10, 2002.
NYC-WTC_000050825–000050837Folder label: “GCMS X 1/7/02 A 1/9/02”
OCR status: ok · source: pdftotext
NYC 9/11 Public Portal Document Data File : C:\MSDCHEM\1\5973N\02JAN09\0107BLA.D Vial: 1 Acq On 9 Jan 2002 5:19 pm Operator: > Sample : lab blank 1/7 a Inst : Instrumen Mise : January 9, 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 2 3,4-Dihydropyran $$ 2H-Pyra... Concentration Rank 2
R.T. EstConc Area Relative to ISTD R.T.
4.85 0.23 ug/L 93667 1,4-Dichlorobenzene-d4 9.71
Hit# Of 5 Tentative ID MW MolForm CAS# Qual
1 3,4-Dihydropyran $$ 2H-Pyran, 3,... 84 C5H80 000110-87-2 72 2 Furan, 2,3-dihydro-4-methyl- (CA... 84 C5H80 034314-83-5 64 3 2-METHYLBUT-2-ENAL 84 C5H80 000000-00-0 53 4 2-Butenal, 3-methyl-84 C5H80 000107-86-8 50 Abundance Scan 129 (4.847 min): 0107BLA.D (-) m/z 83.95 100.00% 84 __
55 5000 41 39 59
4.40 4.60 4.80 5.00 5.20
m/z-> 0 ' I ' ' ' ' I ' 30 35 .,.6,751., 40 45 50 55 60 65 I ■ ■ ' ' I ' ' ‘ ' I ' 1 1 ' I ' ’ 70 75 80 85 ' I ' 86 i 1 ■ ■ i ■ ■ ■ ■ i
90 95 m/z 55.00 55.07% Abundance #3375:3,4-Dihydropyran $$ 2H-Pyran, 3,4-dihydro- (CAS) $$... 55
y 84
5000 A I ' ' ' ' I ' ' ' i ' ■ 4.40 4.60 4.80 5.00 5.20 41 m/ z 41.10 40.09% 53 57 69 43 51 — ol • । • • ■ • । • ■ I 111 11 ■... | I ■ ' 11 1 1' i11 11 I rn/z--> 30 35 40 45 50 55 60 65 70 75 80 85 90 95 Abundance #3351: Furan, 2,3-dihydro-4-methyl- (CAS)$$ 4-METHYL-2,3-... 55 84 4.40 5000 3941 m/z
53 69 43 51 | 82 0 'I''''I'' I । ■ 1......... . 1 . . . I . . ‘ I‘ ■ I «■ । । 1 if ■n/z—> Abundance 30 35 40 45 50 55 60 65 #3298: 2-METHYLBUT-2-ENAL 55 70 75 80 85
84 90 95 ... .M.. 4.40 4 60 4.80 5.00 5.20 m/z 59.10 32.75% 5000
3941
m/z-> 0l ■ 30 i ■ ■ ■ ■ i ■ ■ 35 | 44 5153 i I । I ■ ■ I । ■ ■ ■ ■ | I । I I | I1111011119/0001101011111 ■ I ' ' 1 ' 1 1 1 ' 1 1 40 45 50 55> 60 65 70 75 80 85 90 95 4.40 AII 4.60 4.80 MA „A. 5.00 5.20
0107BLA.D SCAN508.M Thu Jan 10 11:51:32 2002 Page 4
NYC-WTC_000050832
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_000051674
Laboratory report showing GCMS blank analysis results for sample AE00365 conducted between January 15 and 16, 2002.
1 shared topics · Same agency, volume and box · similarity 0.996
machine-extracted · confidence unavailable · Check page ↗NYC-WTC_000051794
GCMS analysis log for sample AE00703 showing blank results with compounds below detection limits on January 16, 2002.
1 shared non-person entities · 1 shared topics · Same agency, volume and box · similarity 0.994
machine-extracted · confidence unavailable · Check page ↗NYC-WTC_000050716
Laboratory report showing non-detect results for volatile organic compounds in a GCMS blank analyzed on January 25-February 7, 2002.
1 shared topics · Same agency, volume and box · similarity 0.993
machine-extracted · confidence unavailable · Check page ↗NYC-WTC_000050627
Laboratory report showing non-detect results for volatile organic compounds in a GCMS blank analyzed on February 4-7, 2002.
1 shared topics · Same agency, volume and box · similarity 0.993
machine-extracted · confidence unavailable · Check page ↗NYC-WTC_000052233
Laboratory report showing GCMS blank analysis of sample AE00842 with compounds below detection limits.
1 shared topics · Same agency, volume and box · similarity 0.993
machine-extracted · confidence unavailable · Check page ↗NYC-WTC_000050444
Laboratory blank report for GCMS analysis of sample AE00167 showing compound concentrations and quality control values.
1 shared non-person entities · 1 shared topics · Same agency, volume and box · similarity 0.991
machine-extracted · confidence unavailable · Check page ↗NYC-WTC_000050838
Quality control report for GCMS analysis of sample AE00277 showing surrogate recovery data from January 10, 2002.
1 shared non-person entities · 1 shared topics · Same agency, volume and box · similarity 0.989
machine-extracted · confidence unavailable · Check page ↗NYC-WTC_000050893
Laboratory record documenting GCMS surrogate recovery data for sample AE00280 analyzed on January 10, 2002.
1 shared non-person entities · 1 shared topics · Same agency, volume and box · similarity 0.989
machine-extracted · confidence unavailable · Check page ↗NYC-WTC_000052251
Laboratory report showing GCMS analysis of sample AE00842 including surrogate recovery and unknown compounds.
1 shared topics · Same agency, volume and box · similarity 0.989
machine-extracted · confidence unavailable · Check page ↗NYC-WTC_000051967
GCMS analysis log for sample AE00739 showing surrogate recovery and unknown compounds detected on January 29, 2002.
1 shared topics · Same agency, volume and box · similarity 0.989
machine-extracted · confidence unavailable · Check page ↗NYC-WTC_000003425
Laboratory report showing GC/MS analysis results for a blank sample testing specific compounds on February 25 and 26, 2002.
1 shared topics · similarity 0.993
machine-extracted · confidence unavailable · Check page ↗NYC-WTC_000003503
Laboratory report documenting GCMS analysis of sample AE01140 conducted on February 27, 2002.
1 shared topics · similarity 0.989
machine-extracted · confidence unavailable · Check page ↗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_000050813
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_000050814
Fragmented page from a DEP laboratory record showing method parameters and sample data fields for January 7-9, 2002 testing.
Filed in the same folder
NYC-WTC_000050817
Technical form detailing GCMS analysis results for sample AE00277 listing detected compounds and concentrations from January 9-10, 2002.
Filed in the same folder
NYC-WTC_000050821
Reference report for GCMS analysis of sample AE00277 listing compound names and qualifier values from January 9-10, 2002.
Filed in the same folder
NYC-WTC_000050838
Quality control report for GCMS analysis of sample AE00277 showing surrogate recovery data from January 10, 2002.
Filed in the same folder