Technical log detailing extraction rates, volumes, and pH settings used during sample preparation for GCMS analysis.
NYC-WTC_000016056–000016057Folder label: “GCMS X 12/26/01 A 1/15-1/16/02”
OCR status: ok · source: pdftotext
NYC 9/11 Public Portal Document
vAft Ess
Metho 450$ modifcDate Extracted /2//8/ o / Pag5.2 Description Sample Drip rate Suit 466 IS Final T.V. pH Count - voi/wt mi/min add add iadd vol. pos. 500ml LnL ,5nl ST of 3 _4__ •30033y 240 “A v 300214 •30./13/ f&BE Pes 3000. 24 S -13 A 3011G 2 =5",
4
Remarks wn.2 •.
205 GRE 91
drip rate must be between 5-15 mi/min for liq-liq extractors drip rate - Extraction type - olv.lot# V34dtl NaCI lot# VISGq Na2S04 lot# YHoO STANDARD INT STD LOG# CALIBRATION (FISPIKE
MDL/MDRF 41784 Q. CHECK INT. STD. SURROGATE LPC GCAS 19-M 12 ENDRIN/DDT
Analyst Reviewed by revision 4/12/01 Verified by Date
NYC-WTC_000016056
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_000018577
Laboratory log sheet detailing Method 508 extraction and analysis parameters for samples processed in December 2001.
1 shared topics · Same agency, volume and box · similarity 0.976
machine-extracted · confidence unavailable · Check page ↗NYC-WTC_000016796
Page containing GCMS reference data and extraction parameters from January 2002.
1 shared topics · Same agency, volume and box · similarity 0.975
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.
1 shared topics · similarity 0.974
machine-extracted · confidence unavailable · Check page ↗NYC-WTC_000036492
Fragmented page from a DEP environmental sampling record containing partial text and data fields.
1 shared topics · similarity 0.974
machine-extracted · confidence unavailable · Check page ↗NYC-WTC_000013773
Fragmented page from DEP Box 15 records containing sample identification codes and metadata.
1 shared topics · similarity 0.974
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.
1 shared topics · similarity 0.974
machine-extracted · confidence unavailable · Check page ↗NYC-WTC_000036951
Fragmented document header from a GCMS file associated with the December 2001 sampling period.
1 shared topics · similarity 0.973
machine-extracted · confidence unavailable · Check page ↗NYC-WTC_000033884
Laboratory report noting the presence of bis(2-Ethylhexyl)phthalate and recovery rates for environmental sample AD28147 analyzed in December 2001.
1 shared topics · similarity 0.973
machine-extracted · confidence unavailable · Check page ↗NYC-WTC_000031870
Index or cover sheet page for the GCMS folder covering the period from November 7 to December 6, 2001.
1 shared topics · similarity 0.973
machine-extracted · confidence unavailable · Check page ↗NYC-WTC_000058817
Fragmented page from a GCMS record in the Environmental Protection Department archive dated March 30, 2002.
1 shared topics · similarity 0.972
machine-extracted · confidence unavailable · Check page ↗NYC-WTC_000036928
GCMS analysis report for sample AD29565 listing unknown compounds and surrogate recovery data from January 22, 2002.
1 shared topics · similarity 0.972
machine-extracted · confidence unavailable · Check page ↗NYC-WTC_000005605
Fragmented header page from a Method 508 laboratory document dated February 7-9, 2002, showing instrument parameters.
1 shared topics · similarity 0.972
machine-extracted · confidence unavailable · Check page ↗Similar subjects in other documents. Similarity does not establish the same event, measurement or conclusion.
NYC-WTC_000022717
Laboratory form listing GCMS analytical parameters including drip rates, surrogates, and volume measurements.
Similarity score 0.970 (not a probability)
machine-extracted · confidence unavailable · Check page ↗NYC-WTC_000018417
Laboratory log sheet detailing Method 508 extraction and analysis parameters for samples processed in December 2001.
Similarity score 0.969 (not a probability)
machine-extracted · confidence unavailable · Check page ↗NYC-WTC_000003818
Header page for a DEP GCMS document from the January-February 2002 collection period.
Similarity score 0.968 (not a probability)
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.
Similarity score 0.966 (not a probability)
machine-extracted · confidence unavailable · Check page ↗NYC-WTC_000023406
Log sheet recording drip rates, volumes, and pH measurements during liquid-liquid extraction procedures for environmental samples in May 2002.
Similarity score 0.965 (not a probability)
machine-extracted · confidence unavailable · Check page ↗NYC-WTC_000038103
Single page document header containing identification codes for records in the February 21 to February 22, 2002 collection.
Similarity score 0.965 (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_000016055
DEP GCMS analysis log covering samples processed between late December 2001 and mid-January 2002.
Filed in the same folder
NYC-WTC_000016058
Documentation of instrument settings and calibration parameters for Method 508 analysis conducted in early 2002.
Filed in the same folder
NYC-WTC_000016061
Calibration data sheet listing response factors for various organic compounds including nitrosamines and chlorinated benzenes.
Filed in the same folder
NYC-WTC_000016065
Calibration report showing retention times and response factors for deuterated internal standards used in PAH analysis.
Filed in the same folder
NYC-WTC_000016068
Reference analysis report confirming instrument performance with measured values for nitrosamines and chlorinated solvents.
Filed in the same folder