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o Chromatogram Plot File.' F:\LBB1124 Date: Nou-25-1991 05:47:22 CT
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Comment: BOHLK: METHOD 525; INST 204; 11/24/01; LB U
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o Scan No: 1 Retention Time: 0:01 RIC: 0 Mass Range: 0-0 •
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N Plotted: 1 to 1859 Range: 1 to 1859 100% = 5316598 O
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408 800 1200 1600
6:48 13:20 20:00 26:40
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NYC-WTC_000057502Source: NYC Law Department, mirrored locally
Laboratory blank quality control analysis for organic chemical method 525.2 associated with sample AD26829, testing pesticides and chlorinated compounds, Nov 9-29, 2001.
Fragmented technical record likely documenting instrument settings, filenames, or standard usage details for environmental analysis conducted in late 2001.