NYC-WTC_000003818
Header page for a DEP GCMS document from the January-February 2002 collection period.
1 shared topics · similarity 0.991
machine-extracted · confidence unavailable · Check page ↗Document / 7 pages
Laboratory data sheet with pH and drip rate logs
Machine-extracted title · confidence 90%Page from a laboratory log recording pH levels, drip rates, and sample volumes for multiple test entries.
NYC-WTC_000038104–000038110Folder label: “GCMS X 2/21/02 A 2/22/02”
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OCR text
OCR status: ok · source: pdftotext
NYC 9/11 Public Portal Document
Date Extracted / /0/02 Method 508 moc Page
vef Lab# Description Sample Drip rate Suit Spk IS Final T.V. pH Count ___________________ mi/min add add add vol. pos. LB ( mL IwolB 7 Re£ 3/547 OSrL ft 31 3l 537 31 498 3 46 31551 3159/ 31589 IB 3i570 31588 31572 3 31630 V&B
I
Remarks
i drip rate must be between 5-1 in for liq-liq extractors drip rate -________ | ___ ____ Extraction type-CD Solv.lot# V3946l iNaCI lot# y Na2S04 tot# /39/C0 STANDARD INT STD LOG# CALIBRATION REF/SPIKE d/757 MDL/MDRF Q. CHECK INT. STD. SURROGATE 11 wi LPC ENDRIN/DDT l tr ■ — ' " / ,
y Analyst L Reviewed by at revision 4/12/01 (9a Verified by Date
NYC-WTC_000038104
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NYC-WTC_000038104Source: NYC Law Department, mirrored locally
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machine-extracted · confidence unavailable · Check page ↗NYC-WTC_000036690
Laboratory results for GCMS blank analysis of sample AD29522 showing detection levels below method detection limits.
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Technical record of GC/MS analytical parameters and sample processing details for the batch dated April 8, 2002.
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Laboratory form listing GCMS analytical parameters including drip rates, surrogates, and volume measurements.
1 shared topics · similarity 0.989
machine-extracted · confidence unavailable · Check page ↗NYC-WTC_000045825
Fragmented lab record documenting drip rates, volumes, and pH measurements for environmental samples in May 2004.
1 shared topics · similarity 0.988
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Administrative cover sheet containing document identification numbers and filing codes for World Trade Center environmental archives.
1 shared topics · similarity 0.988
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Fragmented page containing Method 508 headers and partial text from a DEP laboratory record dated April 2002.
1 shared topics · similarity 0.988
machine-extracted · confidence unavailable · Check page ↗NYC-WTC_000045190
Lab data sheet recording analytical chemistry measurements and results from GCMS analysis of environmental samples, May 2002.
1 shared topics · similarity 0.987
machine-extracted · confidence unavailable · Check page ↗NYC-WTC_000045289
Fragmented laboratory batch record page containing identification data and sample details for AE10515 from May 9, 2002.
1 shared topics · similarity 0.987
machine-extracted · confidence unavailable · Check page ↗NYC-WTC_000030919
Log entry for GCMS scanning of World Trade Center environmental samples conducted in November 2001.
1 shared topics · similarity 0.985
machine-extracted · confidence unavailable · Check page ↗NYC-WTC_000018935
Page showing sample preparation parameters including drip rates and volumes for GCMS analysis from January 2002.
1 shared topics · similarity 0.985
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