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GCMS blank results for sample AE03508, March 2002

Machine-extracted title · confidence 95%

Laboratory report documenting GCMS analysis of a method blank for sample AE03508 to verify analytical system cleanliness.

NYC-WTC_000037635–000037654

Folder label: “GCMS X 2/19/02 A 3/8/02

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Scanned page image, NYC-WTC_000037641
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OCR status: ok · source: pdftotext

NYC 9/11 Public Portal Document

Library Search Compound Report

Data File : C: \MSDCHEM\1\5973N\02MAR08\03508.D Vial: 4 Acq On : 8 Mar 2002 1:07 pm Operator: Sample : 508 scan Inst : Instrumen Mise : March 8, 2002 Multiplr: 1.00 MS Integration Params: LSCINT.P Quant Method : C:\MSDCHEM\1...\HP022102.M (RTE Integrator) Title : 508 scan method Library : C:\DATABASE\WILEY7N.L ********************************************************************* Peak Number 1 Butanoic acid, methyl ester... Concentration Rank 3

R.T. EstConc Area Relative to ISTD R.T.

3.61 0.15 ug/L 72967 1,4-Dichlorobenzene-d4 9.72

Hit# of 5 Tentative ID MW MolForm CAS# Qual 1 Butanoic acid, methyl ester (CAS... 102 C5H10O2 000623-42-7 90 2 Butanoic acid, methyl ester (CAS... 102 C5H10O2 000623-42-7 83 3 Butanoic acid, methyl ester (CAS... 102 C5H10O2 000623-42-7 83 4 Butanoic acid, methyl ester (CAS... 102 C5H10Q2 000623-42-7 83 Abundance Scan 21 (3.611 min): 03508.D (-) w m/z 43.10 100.00% 74

5000 59 87 ■ ■| ' I' "1111111 3.50 3.60 3.70 3.80 3.90 4.00 O T r1‘2-t11T T rp-rrTp-rrT-j- —1 l*‘“I“ I TH m/z 74.00 78.21% mz-> 20 25 30 35 40 45 50 55 60 65 70 75 80 85 90 95 100 105 110 Abundance #9227: Butanoic acid, methyl ester (CAS) $$ Methyl butyrat... 43 74

5000 ■ ■ i “ ■ i ‘ “ * i ‘ ‘ “i “ i 3.50 3.60 3.70 3.80 3.90 4.00 59 87 m/Z 71.00 60.29% 69 102 01 " I ■''' I' ‘ ‘' I' ■' ‘ I' “' I Hmm TTH +t pt TTpTTp-rrrp-H-rrp-rrrp- miz—> 20 25 30 35 40 45 50 55 60 65 70 75 80 85 90 95 100 105 110 Abundance #9216: Butanoic acid, methyl ester (CAS) $$ Methyl butyrat... 40 74 1' i ‘ ■ U... 4.. 3.50 3.60 3.70 3.80 3.90 4.00 5000- m/z 41.10 29.84% 27 59 87 ,33 102 Of TTp-r TTHTp Hmmmmpmm +t I'' “ 11 ‘1111 TIJp]pap miz-> Abundance 20 25 30 35 40 45 50 55 60 65 70 75 80 85 90 95 100 105 110 #9224: Butanoic acid, methyl ester (CAS) $$ Methyl butyrat... 40 AAA .... AAA 3.50 3.60 3.70 3.80 3.90 4.00 74 m/z 59.00 22.64% 5000 27 59 87 0 '11 ■'1' 11 —3 7 Hmm TU 69 +t Impp TTTg 102 T I' ‘‘ I I miz—> 20 25 3035404550556065 70 75 80 85 90 95 100 105110 3.50 3.60 3.70 3.80 3.90 4.00

03508.D HP022102.M Fri Mar 15 10:08:50 2002 Page 3

NYC-WTC_000037641

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NYC-WTC_000037641Source: NYC Law Department, mirrored locally

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Multi-page laboratory data sheet containing sample analysis results and metadata for DEP GCMS records from January to February 2002.

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