NYC-WTC_000024530
Single-page document containing a GCMS file identifier and reference number from the May 2002 testing batch.
1 shared topics · Same agency, volume and box · similarity 0.992
machine-extracted · confidence unavailable · Check page ↗Laboratory log sheet recording Method 608 extraction parameters and sample counts for sample AE11423 in May 2002.
NYC-WTC_000025495–000025498Folder label: “GCMS X 5/17/02 A 5/16/02”

OCR status: ok · source: pdftotext
NYC 9/11 Public Portal Document
* Method 608 HOD Date Extracted Page / 30 Re 1/-/4691/ 7 Lab # Description Sample Drip rate Surr Spit IS Final T.V. Pl Count
as LB. vol/wt 480 ML 1 ml/min add / add add vol. (nb pos.
4 1154 Re -EKT, A6- Ext /l /Al t 1567 .568 1051 F0 .45.70— (CT./. (1572 V
Remarks
iewed
drip rate must be between 5-15 ml/min for liq-liq extractors drip rate -__________ y Extraction type - SEP Pi . Solv.lot# X0 75 07 NaCI lot# V37674 Na2SO4 lot# V46649 STANDARD INT STD LOG# CALIBRATION /REFJSPIKE 42 97 E MDL/MDRF Q. CHECK INT. STD. SURROGATE LPC ENDRIN/DDT 2244 C W 22
Analyst A .0 Reviewed by ) • ' revision 4/ 2/01 Verified by Date 2
NYC-WTC_000025495
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_000024530
Single-page document containing a GCMS file identifier and reference number from the May 2002 testing batch.
1 shared topics · Same agency, volume and box · similarity 0.992
machine-extracted · confidence unavailable · Check page ↗NYC-WTC_000024744
Index or cover page for the GCMS document series covering samples from May 14 to May 17, 2002.
1 shared topics · Same agency, volume and box · similarity 0.987
machine-extracted · confidence unavailable · Check page ↗NYC-WTC_000022491
Administrative record header for a New York City WTC environmental file dated between May 17 and May 21, 2002.
1 shared topics · Same agency, volume and box · similarity 0.985
machine-extracted · confidence unavailable · Check page ↗NYC-WTC_000024282
Fragmented OCR text from a GCMS documentation header page covering environmental samples analyzed in mid-May 2002.
1 shared topics · Same agency, volume and box · similarity 0.984
machine-extracted · confidence unavailable · Check page ↗NYC-WTC_000024624
Laboratory report documenting GCMS analysis of sample AE11305 conducted on May 28, 2002, including surrogate recovery data.
1 shared topics · Same agency, volume and box · similarity 0.982
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 · similarity 0.990
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 0.990
machine-extracted · confidence unavailable · Check page ↗NYC-WTC_000045683
Fragmented lab record documenting drip rates, volumes, and pH measurements for environmental samples in May 2002.
1 shared topics · similarity 0.989
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 · similarity 0.987
machine-extracted · confidence unavailable · Check page ↗NYC-WTC_000046113
Header page for GCMS Method 06 analysis records from DEP Box 25 dated May 7-14, 2002.
1 shared topics · similarity 0.985
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 · similarity 0.984
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 · similarity 0.984
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_000025494
Department of Environmental Protection administrative record sheet for World Trade Center site activities dated May 2002.
Filed in the same folder
NYC-WTC_000025499
Laboratory report showing non-detect levels for 15 volatile organic compounds in a GCMS method blank processed on May 17-21, 2002.
Filed in the same folder
NYC-WTC_000025508
Laboratory report of GCMS calibration data showing response values and detection limits for 15 volatile organic compounds on May 17-21, 2002.
Filed in the same folder
NYC-WTC_000025512
Laboratory report of GCMS reference standard analysis showing response values for 15 volatile organic compounds on May 17-21, 2002.
Filed in the same folder
NYC-WTC_000025520
Laboratory report of GCMS analysis for sample AE10812 conducted on May 29, 2002, showing surrogate recovery data.
Filed in the same folder