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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\MAYO 3 02 \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 2 Cyclopentasiloxane, decamethyl Concentration Rank 2 R.T. EstConc Area Relative to ISTD R.T. 14.80 0.46 ug/1 38917 Naphthalene-d8 15.82 Hit# of 5 Tentative ID MW MolForm CAS# Qual 1 Cyclopentasiloxane, decamethyl- 370 C10H3005Si5 000541-02-6 72 2 N-(Trifludroacetyl)-N,0,0' ,0'1-tetr 553 C22H42F3NO4S14 000000-00-0 38 3 Phenethylamine, N-methyl-.beta.,3,4 399 C18H37NO3Si3 010538-85-9 38 4 3,4-Dihy oxybenzyl alcohol,tris(tr 356 C16H3203Si3 068595-79-9 38 Abundance Scan 1065 (14.798 min): LBA.D (-) m/z 73.05 100.00%! 73

5000 267 355 .................. 45 14,40 14.60 14.80 15.00 15.20 — 154 191 ■ ■ ■ ■ i''1' i ■ ■' ■ i| '' ■' i' ■ ■ ■ i ■'' ■ i ■ ‘r ■ i ■' 1 ■■ । ■ rr" i m/z 267.05 37.07%| m/z- > 50 100 150 200 250 300 350 400 450 500 550 Abundance #51266: Cyclopentasiloxane, decamethyl- 73

355 5000 267 _ [110 14.40 14.60 14.80 15.00 15.20 m/z 355.10 35.89%|

—T .............. 207 323, mz-> 50 100 150 200 250 300 350 400 450 500 550 Abundance #60162: N-(Trifluoroacetyl)-N,O,O',O"-tetrakis(trimethylsi 73 _ ------- 355 14.40 14.60 14.80 15.00 15.20 5000 m/z 356.00 11.18%|

45 Lh 1 ‘i ' ■ ' 147 .......... < 1 > 193 267 [■ । . . > । । i "i / । । . L..................................... 538 , , m/z-> 50 100 150 200 250 350 300 400 450 500 550 Abundance #74239: Phenethylamine, N-methyl-.beta.,3,4-tris(trimethyls 73 14.40 14.60 14.80 15.00 15.20 m/z 267.95 9.33% 5000 355 44 it . 1'i । . ■ ■ ' ■ i ■ 147 193 267 294 m/z—> 50 100 150 200 250 300 350 400 450 500 550 14.40 14.60 14.80 15.00 15.20

LBA.D GCMS0501.M Tue May 07 09:39:01 2002 Page 2

NYC-WTC_000023396

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NYC-WTC_000023396Source: NYC Law Department, mirrored locally

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