NYC-WTC_000047745
Header page for a GCMS data file related to WTC environmental testing in April 2002.
1 shared topics · Same agency, volume and box · similarity 0.987
machine-extracted · confidence unavailable · Check page ↗Fragmented page from a GCMS file folder dated April 5, 2002, containing unreadable text and sample identifiers.
NYC-WTC_000046684–000046686Folder label: “GCMS X 4/5/02 A 4/16/02”

OCR status: ok · source: pdftotext
NYC 9/11 Public Portal Document
Method 5OS Me. Date Extracted 4-8 - 02 Page G
Lab # Description Sample Drip rate Surr 04 IS Final T.V. pH aCus-/4032/0%/% Count ‘ ** vol/wt ml/min add add add - vol. pos.
5cn jAQ M (A Iap DA 41 (6._ i_
5 S3 (O4 066 UA. ©% (62 8008 /A 80 4 43- Clo (03 706 2e-Ex4, A
1 I Remarks y
i A drip rate must be between 5-15 ml/min for liq-liq extractors Extraction type -Set) Fu • . LSTANDARD 2 , CALBRATION !*■ INT— — ------- STD LOG# Sohr.lot# V4I416 drip rate * NaCI lot# V3° o I 4 Na2S04 lot# V4(23 p M s I.GESPIKE H IMUMDRF 2-113 Su ES CHECK J g0r.STd. BlMrc Nes) 8 b co- t .SURROGATE adt LBWR/DT
if Nr ^4/12/01 Verified by Reviewed by Date g. stA
NYC-WTC_000046684
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.
NYC-WTC_000047745
Header page for a GCMS data file related to WTC environmental testing in April 2002.
1 shared topics · Same agency, volume and box · similarity 0.987
machine-extracted · confidence unavailable · Check page ↗NYC-WTC_000047511
Fragmented header page listing method parameters and quality control metrics for GCMS analysis.
1 shared topics · Same agency, volume and box · similarity 0.981
machine-extracted · confidence unavailable · Check page ↗NYC-WTC_000047298
Fragmented record page containing minimal text and an identification number from the New York City Department of Environmental Protection archives.
1 shared topics · Same agency, volume and box · similarity 0.978
machine-extracted · confidence unavailable · Check page ↗NYC-WTC_000047429
Technical sheet listing method parameters, drip rates, and quality control metrics for GCMS analysis performed in early April 2002.
1 shared topics · Same agency, volume and box · similarity 0.977
machine-extracted · confidence unavailable · Check page ↗NYC-WTC_000048221
Header page for a GCMS laboratory record dated April 9-17, 2002, associated with sample AE08260.
1 shared topics · Same agency, volume and box · similarity 0.977
machine-extracted · confidence unavailable · Check page ↗NYC-WTC_000043746
Fragmented page containing Method 508 headers and partial text from a DEP laboratory record dated April 2002.
1 shared topics · similarity 0.986
machine-extracted · confidence unavailable · Check page ↗NYC-WTC_000022962
Fragmentary record containing a document identifier and date from the DEP GCMS analysis series.
1 shared topics · similarity 0.982
machine-extracted · confidence unavailable · Check page ↗NYC-WTC_000013415
Partial record from DEP Box 15 containing fragmented text and identifiers related to World Trade Center environmental sampling in May 2002.
1 shared topics · similarity 0.982
machine-extracted · confidence unavailable · Check page ↗NYC-WTC_000045933
Fragmented page from a GCMS laboratory record collection dated between May 7 and May 15, 2002.
1 shared topics · similarity 0.981
machine-extracted · confidence unavailable · Check page ↗NYC-WTC_000018036
Technical data sheet containing method parameters, drip rates, and instrument settings for GCMS analysis.
1 shared topics · similarity 0.977
machine-extracted · confidence unavailable · Check page ↗NYC-WTC_000040165
Fragmented document header from the DEP Box 23 archive regarding GCMS analysis of World Trade Center site samples.
1 shared topics · similarity 0.976
machine-extracted · confidence unavailable · Check page ↗NYC-WTC_000010466
Record of GCMS Method 508 extraction and analysis parameters for samples processed between January and March 2002.
1 shared topics · similarity 0.976
machine-extracted · confidence unavailable · Check page ↗Similar subjects in other documents. Similarity does not establish the same event, measurement or conclusion.
NYC-WTC_000025214
Document containing GCMS calibration slope information for the period of May 15 to May 18, 2002.
Similarity score 0.982 (not a probability)
machine-extracted · confidence unavailable · Check page ↗NYC-WTC_000048878
Single page document fragment from the DEP Box 27 archive folder dated between April 10 and April 22, 2002.
Similarity score 0.981 (not a probability)
machine-extracted · confidence unavailable · Check page ↗NYC-WTC_000037497
Log sheet recording sample extraction parameters including drip rates, volumes, and pH measurements for environmental analysis.
Similarity score 0.981 (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 0.981 (not a probability)
machine-extracted · confidence unavailable · Check page ↗NYC-WTC_000044857
Administrative page listing laboratory method details, sample volumes, and surrogate addition parameters for environmental testing on April 30, 2002.
Similarity score 0.980 (not a probability)
machine-extracted · confidence unavailable · Check page ↗NYC-WTC_000009548
Header page from a GCMS document showing surrogate recovery and pH data.
Similarity score 0.979 (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_000046683
Department of Environmental Protection GCMS analysis record for the World Trade Center site dated April 5-16 2002.
Filed in the same folder
NYC-WTC_000046687
Laboratory report showing GCMS blank analysis for sample AE07978 conducted between April 5 and 15, 2002, listing compounds below detection limits.
Filed in the same folder
NYC-WTC_000046695
Laboratory report showing GCMS calibration analysis for sample AE07978 conducted between April 5 and 15, 2002, listing compound responses.
Filed in the same folder
NYC-WTC_000046699
Laboratory report showing GCMS reference standard analysis for sample AE07978 conducted between April 5 and 15, 2002.
Filed in the same folder
NYC-WTC_000046704
Laboratory analysis report listing concentrations of volatile organic compounds in sample AE07978 analyzed by GCMS on April 18, 2002.
Filed in the same folder