GCMS analysis results, sample AE00738, January 2002

Machine-extracted title · confidence 85%

Gas chromatography-mass spectrometry analysis of sample AE00738 conducted on 1/29/02, detecting unknown compounds and 2,4-DDD surrogate at 99 ug with 5.0 MDL.

NYC-WTC_000051948–000051966

Folder label: “GCMS X 1/10/02 A 1/16/02”

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NYC 9/11 Public Portal Document

Data File : C:\MSDCHEM\1\5973N\02JAN16\00738.D Vial: 6 . Acq On : 16 Jan 2002 7:17 pm Operator: Sample : 508scan Inst : Instrumen Mise : January 16, 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 6 Z-Dipropylene glycol $$ 2-h... Concentration Rank 9

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

9.63 0.23 ug/L 79272 1,4-Dichlorobenzene-d4 9.71

Hit# of 5 Tentative ID MW MolForm CAS# Qual

1 Z-Dipropylene glycol $$ 2-hydrox... 134 C6H14O3 000000-00-0 72 2 E-Dipropylene glycol $$ 2-hydrox... 134 C6H14O3 000000-00-0 64 3 DIPROPYLENEGLYCOL METHYL ETHER $... 148 C7H16O3 020324-32-7 64 4 2-Propanol, l,l'-oxybis- (CAS) $... 134 C6H1403 000110-98-5 64 Abundance Scan 548 (9.630 min): 00738.D (-) m/z 59.10 100.00% 59

5000 45 73 103 ' I ’ 1 ‘ • I k 1 • ' l' ' 391| 9.20 9.40 9.60 9.80 10.00 0- ‘ 1114′111* Tr m/z 45.10 42.57% n/z-> 10 20 30 40 50 60 70 80 90 100 110 120 130 Abundance #29238: Z-Dipropylene glycol $$ 2-hydroxyethyl ether 59 31

5000 45 9.20 9.40 9.60 9.80 10.00 103 m/ Z 73.10 38.77% 01 . II. । ........ 80.................... |,.............................. > i ‘ ' I • ‘ । < I • < * • । i ■ ■ i ■ < ■ ■ । ■ i ■ • n/z-> 10 20 30 40 50 60 70 80 90 100 110 120 130 Abundance #29239: E-Dipropylene glycol $$ 2-hydroxyethyl ether 31 59 ............. ..............

9.20 9.40 9.60 9.80 10.00 5000 m/z 103.05 35.24% 45 103 39. o1 1 1 1 1 1 1 1 i 1 1 ' ' i 1 ■ ■ , । +P 75 n/z-> 10 20 30 40 50 60 70 80 90 100 110 120 130 - Abundance #43944: DIPROPYLENEGLYCOL METHYL ETHER $$ 2-Propanol, 1 -(2... I • > ■ ■ ■•■ l • • 59 9.20 9.40 9.60 9.80 10.00 103 m/z 41.10 30.05%

5000 45 73 31

15 0 ■ ' I ■ ' 1 ■ i ' ' ■ • i ■ ------------------ 130 ■ i ' ' ' ' i ' 1 ' ' I ' L ■n/z-> 10 20 30 40 50 60 70 80 90 100 110 120 130 9.20 9.40 9.60 9.80 10.00

30738.D SCAN508.M Thu Jan 17 08:17:46 2002 Page 8

NYC-WTC_000051959

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NYC-WTC_000051959Source: NYC Law Department, mirrored locally

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