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← Document results/DEP Box 04/524 1/24/02
Document / 103 pages

DEP form with redacted names, Jan 24 2002

Machine-extracted title · confidence 75%

Multi-page DEP form containing redacted personal names and references to site operations in January 2002.

NYC-WTC_000000423–000000525

Folder label: “524 1/24/02”

Page image
Scanned page image, NYC-WTC_000000437
OCR text

OCR status: ok · source: pdftotext

NYC 9/11 Public Portal Document uUd11LJ LdLlull 1t J)UL L \1' L)L 1CC V J WCU)

Data File : C:\HPCHEM\1\DATA\02JAN24\0124R40.D Vial: 6 Acq On : 24 Jan 2002 12:34 pm Operator: 201-wb Sample : ref 40; man is/surr 32uL Inst : GC/MS Ins Misc : January 24, 2002 Multiplr: 1.00 MS Integration Params: LSCINT.P Quant Time: Jan 24 14:29 2002 Quant Results File: HP010702.RES

Quant Method : C:\HPCHEM\1\METHODS\HP010702.M (RTE Integrator) Title : VOCs BY EPA METHOD 524 Last Update : Thu Jan 24 14:29:38 2002 Response via : Initial Calibration DataAcq Meth : HP010702

Internal Standards R.T. Qlon Response Conc Units Dev(Min) ------------------------------------------------------------------------- 1) 1,4-DIFLUOROBENZENE 15.19 114 935771 5.00 ug/L 0.02 24) CHLOROBENZENE-D5 21.85 117 1008473 5.00 ug/L 0.00 52) 1,4-DIFHLOROBENZENE-D4 27.02 152 509807 5.00 ug/L 0.00

System Monitoring Compounds 2) 1,2-DICHLOROETHANE-D4 14.42 65 581731 4.79 ug/L 0.00 Spiked Amount 5.000 Recovery = 95.80% 3) 4-BROMOFLUOROBENZENE 24.43 174 399224 6.30 ug/L 0.00 Spiked Amount 5.000 Recovery = 126.00% 25) TOLUENE-D8 18.54 98 1173457 4.37 ug/L 0.00 Spiked Amount 5.000 Recovery = 87.40%

Target Compounds Qvalue 4) DICHLORODIFLUOROMETHANE 4.90 85 1965191 47.92 ug/L 98 5) CHLOROMETHANE 5.52 50 1915608 42.05 ug/L 96 6) VINYL CHLORIDE 5.62 62 1601821 42.58 ug/L 98 7) BROMOMETHANE 6.65 94 1405295 47.24 ug/L 96 8) CHLOROETHANE 6.78 64 1127151 42.78 ug/L 98 9) TRICHLOROFLUOROMETHANE 7.35 101 3326791 44.80 ug/L 98 10) Isopropyl Alcohol 7.70 45 9606 9.49 ug/L 75 11) 1,1,2-Trichloro-1,2,2-trif 8.22 101 5723 0.12 ug/L 74 12) ACETONE 8.32 43 321568 33.63 ug/L 94 13) 1,1-DICHLOROETHENE 8.67 61 2898959 38.98 ug/L 100 14) METHYLENE CHLORIDE 9.68 49 3222846 37.42 ug/L 99 15) METHYL TERT BUTYL ETHER 9.98 73 1972956 39.23 ug/L 96 16) TRANS-1,2-DICHLOROETHENE 10.35 61 3137707 42.61 ug/L 98 17) 1,1-DICHLOROETHANE 11.25 63 3488341 43.13 ug/L 98 18) 2-BUTANONE (MEK) 12.07 43 566677 36.43 ug/L 100 19) 2,2-DICHLOROPROPANE 12.47 77 2608488 46.08 ug/L 98 20) CIS-1,2-DICHLOROETHENE 12.56 96 1821711 44.37 ug/L 95 21) CHLOROFORM 12.89 83 3981948 43.07 ug/L 98 22) BROMOCHLOROMETHANE 13.27 49 1906508 40.85 ug/L 100 23) 1,2-DICHLOROETHANE 14.62 62 3164321 41.20 ug/L 99 26) 1,1,1-TRICHLOROETHANE 13.78 97 3417186 37.16 ug/L 99 27) 1,1-DICHLOROPROPENE 14.11 75 2893544 40.61 ug/L 99 28) CARBON TETRACHLORIDE 14.37 117 3332905 36.06 ug/L 97 29) BENZENE 14.72 78 6805776 36.82 ug/L 100 30) TRICHLOROETHENE 15.99 95 2192592 38.68 ug/L 96 31) 1,2-DICHLOROPROPANE 16.34 63 1928312 36.33 ug/L 98 32) DIBROMOMETHANE 17.02 174 825271 35.17 ug/L 96 33) BROMODICHLOROMETHANE 16.86 83 2969118 37.83 ug/L 95 ------------------------------------------------------------------------- (#) = qualifier out of range (m) = manual integration 0124R40.D HP010702.M Thu Jan 24 14:30:03 2002 Page 1

NYC-WTC 000000437

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NYC-WTC_000000437Source: NYC Law Department, mirrored locally

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