Header page for a GCMS log sheet covering the period from February 15 to March 2, 2002.
NYC-WTC_000006360–000006361Folder label: “GCMS X 2/15/02 A 2/9/02 & 2/16/02”
OCR status: ok · source: pdftotext
NYC 9/11 Public Portal Document I
0, Method Date Extracted 2(/02 Page 0
Lab # I Description | Sample Drip rate Surr e=e is Final T.V. PH Count vol/wt ml/min add add add vol. pos.
500ml IM IETNUET in (oo£k 380A (oeX (00 72& (6A 303 /i A
Eli S9FO 44/ 85 7 e 574 f I66
l y E ——
J 8 I
% Remarks
Reyewedby, 424 drip rate must be between 5-1 ^ml/min for liq-liq extractors 1drip rate - Extraction type - 20P) . 1Solv.lot# V34406 Nacilat#VAA((S Na2S04 lot# V4ll.3 STANDARD INTSTD LOG# CALIBRATION REF/SPIKE MDL/MDRF 0789 O. CHECK INT. STD. 009320.2/12 3 I (pO & SURROGATE LPC LCCA ENDAIN/DDT
Analyst Reviewed by ) revision 4/12/01 Verified by Date 1
NYC-WTC_000006360
OCR can misread numbers and units. Confirm readings against the page image before using them.
Ranked by indexed similarity. Reasons describe shared subjects and filing context; check the source records.
No available related records indexed in this group.
NYC-WTC_000052514
Document page with illegible text or heavy corruption, likely part of the GCMS sample series from January-February 2002.
Similar document embedding; no shared entity or topic indexed. · similarity 0.966
machine-extracted · confidence unavailable · Check page ↗NYC-WTC_000079498
Document page from DEP Box 64 showing laboratory method details and sample volume or weight data for September 2001.
1 shared topics · similarity 0.957
machine-extracted · confidence unavailable · Check page ↗NYC-WTC_000009194
Laboratory form tracking Method 508 extraction volumes, drip rates, and sample counts for late 2001.
Similar document embedding; no shared entity or topic indexed. · similarity 0.951
machine-extracted · confidence unavailable · Check page ↗NYC-WTC_000045544
Single-page document containing a laboratory sample identification label for the World Trade Center site dated May 2002.
Similar document embedding; no shared entity or topic indexed. · similarity 0.950
machine-extracted · confidence unavailable · Check page ↗NYC-WTC_000014150
Fragmented document header from the DEP Box 15 archive containing metadata for environmental testing records dated late May 2002.
Similar document embedding; no shared entity or topic indexed. · similarity 0.950
machine-extracted · confidence unavailable · Check page ↗NYC-WTC_000060221
DEP GCMS lab data sheet documenting sample analysis from March 18 to April 8, 2002 with drip rate, surrogate, internal standard, final volume, and count parameters.
Similar document embedding; no shared entity or topic indexed. · similarity 0.948
machine-extracted · confidence unavailable · Check page ↗NYC-WTC_000013044
Fragmented header page from a GCMS document batch dated May 2002 showing Method 508.
Similar document embedding; no shared entity or topic indexed. · similarity 0.947
machine-extracted · confidence unavailable · Check page ↗NYC-WTC_000009548
Header page from a GCMS document showing surrogate recovery and pH data.
Similar document embedding; no shared entity or topic indexed. · similarity 0.941
machine-extracted · confidence unavailable · Check page ↗NYC-WTC_000119863
Document tracking environmental samples collected from 365 South End Avenue on October 17, 2001.
Similar document embedding; no shared entity or topic indexed. · similarity 0.940
machine-extracted · confidence unavailable · Check page ↗NYC-WTC_000012075
Laboratory log recording drip rates and pH values for sample analysis at the Department of Environmental Protection labs in March 2002.
Similar document embedding; no shared entity or topic indexed. · similarity 0.940
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.
Similar document embedding; no shared entity or topic indexed. · similarity 0.939
machine-extracted · confidence unavailable · Check page ↗NYC-WTC_000106006
Chain of custody documentation for lead dust wipe samples collected at 250 Broadway in September 2001.
Similar document embedding; no shared entity or topic indexed. · similarity 0.939
machine-extracted · confidence unavailable · Check page ↗Similar subjects in other documents. Similarity does not establish the same event, measurement or conclusion.
NYC-WTC_000028617
Extraction method records and measurement data for sample AD24477 analyzed in November 2001.
Similarity score 0.988 (not a probability)
machine-extracted · confidence unavailable · Check page ↗NYC-WTC_000022620
Administrative record header for a New York City WTC environmental file dated between May 20 and May 22, 2002.
Similarity score 0.986 (not a probability)
machine-extracted · confidence unavailable · Check page ↗NYC-WTC_000051501
Fragmented page from a Department of Environmental Protection laboratory record showing extraction parameters and pH measurements.
Similarity score 0.986 (not a probability)
machine-extracted · confidence unavailable · Check page ↗NYC-WTC_000089941
Fragmented document page from the November 13 to December 7, 2001 environmental testing batch.
Similarity score 0.986 (not a probability)
machine-extracted · confidence unavailable · Check page ↗NYC-WTC_000017880
Laboratory report detailing gas chromatography-mass spectrometry analysis of sample AD30470 conducted on January 18, 2002.
Similarity score 0.985 (not a probability)
machine-extracted · confidence unavailable · Check page ↗NYC-WTC_000004149
Large multi-page laboratory data sheet containing sample analysis results and metadata for DEP GCMS records from January to February 2002.
Similarity score 0.984 (not a probability)
machine-extracted · confidence unavailable · Check page ↗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_000006359
Department of Environmental Protection GCMS sample tracking record for the World Trade Center site dated February 2002.
Filed in the same folder
NYC-WTC_000006362
Initial GCMS analysis report for sample AE01940 conducted by analyst DLV on March 13, 2002.
Filed in the same folder
NYC-WTC_000006371
Initial GCMS analysis report for sample AE01940 conducted by analyst DLV on March 13, 2002.
Filed in the same folder
NYC-WTC_000006377
Quality control page documenting surrogate compound recovery rates for a gas chromatography mass spectrometry run.
Filed in the same folder
NYC-WTC_000006387
Calibration table listing retention times and responses for deuterated standards including naphthalene-d8.
Filed in the same folder