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← Document results/DEP Box 18/GCMS X 5/8/02 A 5/9/02
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Liquid-liquid extraction log sheet, May 2002

Machine-extracted title · confidence 80%

Log sheet recording drip rates, volumes, and pH measurements during liquid-liquid extraction procedures for environmental samples in May 2002.

NYC-WTC_000023383–000023404

Folder label: “GCMS X 5/8/02 A 5/9/02

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NYC 9/11 Public Portal Document Library Search Compound Report Data File C:\HPCHEM\1\DATA\MAY0302\LBA.D Vial: 15 Acq On 4 May 2002 3:46 am Operator: Sample GC/MS SCAN 4/22 Inst : 209 Mise Multiplr: 1.00 MS Integration Params: LSCINT.P Quant Method : C:\HPCHEM\1\METHODS\GCMS0501.M (RTE Integrator) Title : 209 625/TCLP calibration table Library : C:\DATABASE\NBS75K.L ********************************************************************* Peak Number 3 Benzene, 1,2,3,5-tetrachloro-4 Concentration Rank 3 R.T. EstConc Area Relative to ISTD R.T. 23.27 0.43 ug/1 40242 Acenaphthene-dl0 21.13

it# of 5 Tentative I MW MolForm CAS# Qual

1 Benzene, 1,2,3,5-tetrachloro-4 ,6-di 242 C8H6C14 000877-09-8 97 2 Benzoic acid, 2,3,6-trichloro- , met 238 C8H5C13O2 002694-06-6 38 3 6-(Chloromethyl) -2,3/4-trimethoxybe 244 C11H13C1O4 075676-80-1 30 4 Benzene, 1,3,5-trichloro-2- (1-methy 222 C9H9C13 054965-70-7 28 Abundance Scan 1990 (23.274 min): LBA.D (-) m/z 206.95 100.00% 207

244 5000 136 85 75 171 23.00 23.20 23.40 23.60 rll 63 - 36 , 51 —4 ill 1dl IT 1’ | Ir 9$,199121 |I ... M m/z 208.95 87.08%| m/z-> 40 60 80 100 120 140 160 180 200 220 240 Abundance #32224: Benzene, 1,2,3,5-tetrachloro-4,6-dimethyl- 207 244 X_______ 5000 1 ' y' ■ । ‘ | 1 1 ■ ' i 1 ■ ■ ' i 136 23.00 23.20 23.40 23.60 m/z 243.95 61.86% 49 I 73 599 * 1 i * 1 1 1 i 1 1 1 1 i 1 1 1 1 i 1 1 1 1 i 1 ' 171 I... . .... I,l...... i 1 ' ■ ' i 1 ' ' ' i ■ ' ' ' i ■ 11 ' I 1 1 1 1 1 1 miz—> 40 60 80 100 120 140 160 180 200 220 240 Abundance #31354: Benzoic acid, 2,3,6-trichioro-, methyl ester 209 1 n1 1 1 1 । 1 23.00 23.20 23.40 23.60 5000 74 m/z 241.90 50.51%| 109 179 143 238 84

iz-> ‘ ' i ■ ' ' ' i 1 ' 1 ' i 40 60 80 100 120 140 -P 160 180 200 220 240 Abundance #32630:6-(Chloromethyl)-2,3,4-trimethoxybenzaldehyde .1 209 244 23.00 23.20 23,40 23.60 m/z 136.00 32.95%

5000 193 165 179 151 229 51 ' ■ i' ■' ■ i1 ■1' i ■1 ■111111 r11 121 _L 1 ■ i ' ■ ' 1 i ‘ ■ i - * > ■ i ■ ■ m/z—> 40 60 80 100 120 140 160 180 200 220 240 23.00 23.20 23.40 23.60

LBA.D GCMS0501.M Tue May 07 09:39:02 2002 Page 3

NYC-WTC_000023397

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NYC-WTC_000023397Source: NYC Law Department, mirrored locally

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