NYC-WTC_000013044
Fragmented header page from a GCMS document batch dated May 2002 showing Method 508.
1 shared topics · Same agency, volume and box · similarity 0.986
machine-extracted · confidence unavailable · Check page ↗Document / 4 pages
GCMS data file header for May 29, 2002
Machine-extracted title · confidence 80%Fragmented document header from the DEP Box 15 archive containing metadata for environmental testing records dated late May 2002.
NYC-WTC_000014150–000014153Folder label: “GCMS X 5/24/02 A 5/29/02”
Page image
OCR text
OCR status: ok · source: pdftotext
NYC 9/11 Public Portal Document
Date Extracted <34-02 Method 60% mod Page /46
Lab# Description Sample Drip rate Surr 0%6 Spk IS Final T.V. pH Count 282829850228888683/2888 vollwt mi/min add add add vol. pos.
— 50mi ind In IEE J, 12 22- 1 103 &78 00 f
19331 3332 1333.3 5 3B 3333
* Remarks Reyievedty, (
drip rate must be between 5-15 ml/min for liq-liq extractors u.’, rate - drip Extraction ty। XOSEo NaCi lot# VSRTy Na2S04 lot# V426*Y STANDARD INT STD LOG# CALIBRATION (REFSPikE 0277 MDL/MDRF a CHECK NT. STD. SURROGATE LPC 7/oxaU€ NFTLOYE ! ENDRiN/DDT
Analyst S H • V Reviewed by . revision 4/12/01 Verified by Pate W
NYC-WTC_000014150
OCR can misread numbers and units. Confirm readings against the page image before using them.
NYC-WTC_000014150Source: NYC Law Department, mirrored locally
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NYC-WTC_000015494
Header page of a Department of Environmental Protection document dated June 4, 2002.
1 shared topics · Same agency, volume and box · similarity 0.973
machine-extracted · confidence unavailable · Check page ↗NYC-WTC_000014349
Document page referencing GCMS methods and sample identification number NYC-WTC_000014348 dated May 28, 2002.
1 shared topics · Same agency, volume and box · similarity 0.972
machine-extracted · confidence unavailable · Check page ↗Filed elsewhere
NYC-WTC_000045544
Single-page document containing a laboratory sample identification label for the World Trade Center site dated May 2002.
1 shared topics · similarity 0.993
machine-extracted · confidence unavailable · Check page ↗NYC-WTC_000043864
Fragmented page containing a document identifier and partial text from a GCMS analysis record dated May 2002.
1 shared topics · similarity 0.982
machine-extracted · confidence unavailable · Check page ↗NYC-WTC_000024039
Document containing sample identifier NYC-WTC_000024038 with laboratory processing parameters including drip rates and pH.
1 shared topics · similarity 0.974
machine-extracted · confidence unavailable · Check page ↗NYC-WTC_000010678
Fragmented document page likely serving as a header or index for GCMS records within the February 4 to February 27, 2002 timeframe.
1 shared topics · similarity 0.973
machine-extracted · confidence unavailable · Check page ↗NYC-WTC_000044379
Fragment of a document containing unreadable text and partial headers from a DEP laboratory procedure.
1 shared topics · similarity 0.971
machine-extracted · confidence unavailable · Check page ↗NYC-WTC_000044556
Fragmented document header containing sample identification and processing metadata from April 2002.
1 shared topics · similarity 0.971
machine-extracted · confidence unavailable · Check page ↗NYC-WTC_000023841
Document containing sample identifier NYC-WTC_000023840 associated with Department of Environmental Protection testing records.
1 shared topics · similarity 0.971
machine-extracted · confidence unavailable · Check page ↗NYC-WTC_000025214
Document containing GCMS calibration slope information for the period of May 15 to May 18, 2002.
1 shared topics · similarity 0.970
machine-extracted · confidence unavailable · Check page ↗NYC-WTC_000037820
Log sheet recording sample preparation details including drip rates and pH for GCMS analysis in March 2002.
1 shared topics · similarity 0.969
machine-extracted · confidence unavailable · Check page ↗More like this page
Similar subjects in other documents. Similarity does not establish the same event, measurement or conclusion.
NYC-WTC_000015739
Record of Method 508d GCMS analysis parameters, calibration checks, and extraction notes for June 2002.
Similarity score 0.992 (not a probability)
machine-extracted · confidence unavailable · Check page ↗NYC-WTC_000037217
Partial record from the Department of Environmental Protection showing water quality parameters including drip rates and pH levels.
Similarity score 0.991 (not a probability)
machine-extracted · confidence unavailable · Check page ↗NYC-WTC_000055891
Fragmented document page from a DEP environmental monitoring log covering the period of November to December 2001.
Similarity score 0.991 (not a probability)
machine-extracted · confidence unavailable · Check page ↗NYC-WTC_000006247
Header page for a GCMS laboratory report series dated February 14 to 23, 2002.
Similarity score 0.991 (not a probability)
machine-extracted · confidence unavailable · Check page ↗NYC-WTC_000043820
Fragmented page containing Method 508 headers and partial text from a DEP laboratory record dated April 2002.
Similarity score 0.990 (not a probability)
machine-extracted · confidence unavailable · Check page ↗NYC-WTC_000038658
Laboratory data sheet recording sample volumes and drip rates for DEP analysis in early March 2002.
Similarity score 0.990 (not a probability)
machine-extracted · confidence unavailable · Check page ↗Others also read
Readers open these alongside this record — through an Ask answer, the same folder, or indexed similarity. Not a claim they are about the same event.
NYC-WTC_000014149
Laboratory log listing the sequence of samples and calibration standards processed by GCMS on May 24 and May 28, 2002.
Filed in the same folder
NYC-WTC_000014154
Laboratory report documenting gas chromatography-mass spectrometry analysis of a method blank (AE12288) for volatile organic compounds on June 3, 2002.
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NYC-WTC_000014177
Calculated reference values and recovery percentages for organic compound analysis using gas chromatography-mass spectrometry with all results at or above 2.0 ug reporting limit.
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NYC-WTC_000014185
Laboratory report showing reference calculations for volatile organic compounds in sample AE12288 analyzed on June 3, 2002.
Filed in the same folder
NYC-WTC_000014189
Gas chromatography mass spectrometry results for sample AE12288 including surrogate recovery data analyzed on June 7, 2002.
Filed in the same folder