Fragmented document containing laboratory method parameters and quality control data from the Department of Environmental Protection.
NYC-WTC_000059026–000059027Folder label: “GCMS X 3/9/02 A 3/16/02”
OCR status: ok · source: pdftotext
NYC 9/11 Public Portal Document
Method 5'C>^ Date Extracted Page /
Lab# Description | Sample Drip rate Surr IS Rnal T.V. pH Count ml/min add add add vol. pos.
S'" «5iQDM n eS 34 ■? i GA ________ ^33-41___ — 3E g30(______ o; •J
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If I Remarks
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r drip rate must be between 5-15 mi/min for liq-liq extractors drip rate - Extraction type standard) I NT STD LOG# Soiv.lot# V m Q t) |NaCI lot# V'SA s Na2SO4 lot# V I- CALIBRATION
ZS3I2 IIt' ^E^PIKE ~
MDL/MDRF Q. CHECK INT. STD. SURROGATE jSows LPC ENDRIN/DDT
Analyst I revision 4/12/01 Verified by .I I fe' NYC-WTC_000059026
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_000059810
Excerpt from a laboratory log recording liquid-liquid extractor drip rates for GCMS analysis on April 5, 2002.
1 shared topics · Same agency, volume and box · similarity 0.983
machine-extracted · confidence unavailable · Check page ↗NYC-WTC_000039028
Fragmented page from a GCMS record collection in DEP Box 23 dated between March 14 and March 17, 2002.
1 shared topics · similarity 0.986
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.
1 shared topics · similarity 0.980
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 0.980
machine-extracted · confidence unavailable · Check page ↗NYC-WTC_000039211
Fragmented header and data table from a GCMS Method 506 document recording drip rates for March 2002.
1 shared topics · similarity 0.979
machine-extracted · confidence unavailable · Check page ↗NYC-WTC_000011047
Header page from a GCMS data file associated with sample AE03075 dated March 2002.
1 shared topics · similarity 0.979
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 0.978
machine-extracted · confidence unavailable · Check page ↗NYC-WTC_000050999
Document header page containing identification codes and metadata for GCMS files processed in early January 2002.
1 shared topics · similarity 0.978
machine-extracted · confidence unavailable · Check page ↗NYC-WTC_000051783
Technical log recording method parameters and sample processing details for a DEP laboratory procedure between January 10 and 16, 2002.
1 shared topics · similarity 0.978
machine-extracted · confidence unavailable · Check page ↗NYC-WTC_000038912
Fragmented page from a DEP laboratory record dated between March 8 and March 19, 2002, containing unreadable text.
1 shared topics · similarity 0.978
machine-extracted · confidence unavailable · Check page ↗NYC-WTC_000049880
Fragmented document page from the Department of Environmental Protection archive regarding WTC site samples.
1 shared topics · similarity 0.977
machine-extracted · confidence unavailable · Check page ↗NYC-WTC_000050703
Technical log recording method parameters and sample processing details for a DEP laboratory procedure between January 4 and 25, 2002.
1 shared topics · similarity 0.977
machine-extracted · confidence unavailable · Check page ↗Similar subjects in other documents. Similarity does not establish the same event, measurement or conclusion.
Page similarity is temporarily unavailable or this page has no indexed vector.
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_000059025
Administrative record from the Department of Environmental Protection regarding World Trade Center activities in March 2002.
Filed in the same folder
NYC-WTC_000059028
Laboratory report showing non-detect levels for various organic compounds in a GCMS blank sample from March 2002.
Filed in the same folder
NYC-WTC_000059036
Calibration results for specific volatile organic compounds used to verify GCMS instrument performance in March 2002.
Filed in the same folder
NYC-WTC_000059040
Calibration results for specific volatile organic compounds used to verify GCMS instrument performance in March 2002.
Filed in the same folder
NYC-WTC_000059048
GCMS analysis of sample AE05238 performed on 3/29/02 showing 2,4-DDD surrogate compound recovery at 152% with unspecified qualifier flag.
Filed in the same folder