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GCMS re-analysis results, Sample AD28596, December 2001

Machine-extracted title · confidence 92%

Repeat gas chromatography-mass spectrometry analysis of sample AD28596 after re-extraction, confirming bis(2-Ethylhexyl)phthalate at 0.36 ug/L with improved standard recovery of 89

NYC-WTC_000034908–000034918

Folder label: “GCMS X 11/23/01 A 11/29/01

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NYC 9/11 Public Portal Document

Library Search Compound Report

Data File : C:\HPCHEM\l\DATA\DEC1001\28596.D Vial: 21 Acq On : 11 Dec 2001 6:14 am Operator: 209 GALOS Sample : gc/ms scan 12/3 Inst : GC/MS 209 Mise : Multiplr: 1.00 MS Integration Params: LSCINT.P

Quant Method : C:\HPCHEM\1\METHODS\GCMS1126.M (RTE Integrator) Title : 209 625/TCLP calibration table Library : C:\DATABASE\NBS75K.L ********************************************************************* Peak Number 3 2-Propanol, 1-(2-methoxy-l-met Concentration Rank 2

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

11.42 1.29 ug/1 319306 1,4-Dichlorobenzene-d4 11.67

Hit# Of 5 Tentative ID MW MolForm CAS# Qual

1 2-Propanol, 1-(2-methoxy-1-methylet 148 C7H16O3 020324-32-7 90 2 2-Butanol, 3,3'-oxybis- 162 C8H18O3 054305-61-2 50 3 2-Propanol, 1-(2-methoxypropoxy)- 148 C7H16O3 013429-07-7 47 4 1-Propanol, 2-(2-hydroxypropoxy)- 134 C6H14O3 000106-62-7 42 Abundance Scan 694 (11.418 min): 28596.D (-) m/z 59.05 100.00%

5000 45 73 103 AL 11.00 11.20 11.40 11.60 11.80

m&~> 20 ' i ■ ' ■ ■ i ' 30 -al51—— 89 ' TPrT I ' TIT " " T , 130 ' i■'■■i•■•■i'1■■i■ m/ z 44.9,5 41.71%

UA 40 50 60 70 80 90 100 110 120 130 140 Abundance #9238: 2-Propanol, 1-(2-methoxy-1-methylethoxy)- 59

5000 I 1 1 1 .............. I > I I > I > I I I I 45 103 11.00 11.20 11.40 11.60 11.80 73

.s. 31 m/z 103.00 32.96% —— ।............. 130 mfz-> 20 30 40 50 60 70 80 90 100 110 120 130 140 Abundance #12859: 2-Butanol, 3,3‘-oxybis- 59 11.00 11.20 11.40 11.60 11.80 5000 31 m/ z 73.00 28.43% 45 103

miz-2 Abundance 20 ' । ■1111 ■'11 ■ • • 30 40 I iI 134 TT" ' 1 1 i 1 ■ ' ' I 1 1 1 1 I r' 1 TIT । । । । । ir 1 1 1 ' ■ ■ i 1 1 ■ 1 i ■ r ' ■ i 1 50 60 70 80 90 #9233:2-Propanol, 1-(2-methoxypropoxy)- 59 100 110 120 130 140

m/z 41.05 VN TTr I 1 1 I' ' I ' ‘ 1 1 I ' 1 1 1 I ' 1 11.00 11.20 11.40 11.60 11.80 23.30%

UN 5000

31 45 73 104 ...... 1..... 41...... 4— — j____________ Ir_________ 130 1 1’’’’ TT I I I | I I I r | l ■ | ! > < > | I I I > | 1 ■ I I | | TTTTTTT ■ l • • ■ ■ l ■ • • ■ I ■ > m/z—> 20 30 40 50 60 70 80 90 100 110 120 130 140 11.00 11.20 11.40 11.60 11.80

28596.D GCMS1126.M Fri Dec 14 16:47:13 2001 Page 3

NYC-WTC_000034917

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