NYC-WTC_000039438
Fragmented page from a GCMS record series dated April 2002 within DEP Box 23 archives.
1 shared topics · Same agency, volume and box · similarity 0.988
machine-extracted · confidence unavailable · Check page ↗Document / 3 pages
GCMS Method 508 lab analysis data, March-April 2002
Machine-extracted title · confidence 100%Laboratory analysis worksheet documenting Method 508 GCMS testing parameters including drip rate, volume, and detection counts for sample analysis conducted in March-April 2002.
NYC-WTC_000039640–000039642Folder label: “GCMS X 3/19/02 A 4/5/02”
Page image
OCR text
OCR status: ok · source: pdftotext
NYC 9/11 Public Portal Document
Method 508 HoD Date Extracted 3 /f - 02 Page 13 Rok CAS - 7889 Lab # Description Sample Drip rate Surr Spk IS Final T.V. pi 1 Count iar vol/wt mi/min add , add add vol. pos. 500an- (AC (AAL (AnL 98 ‘7 Hl 872 64(2 tL /64 tee 3731 0,Re, AxTkad 74 6413 F.B-s’ 78 64 23 88 64 24 58 * 66 6u 25 94 6416 60 27 46 99 64 29 9. 64 2 S2e.4/ S -
i
Remarks MOt WA S ADpED To THE 7- AMPLE (373/ To BALNG Pl
1 ' “ :- I 70 SEVEN Oil NEi
gr ‘ " drp rate must be between 5-15 ml/min for liq-liq extractors $6 Extraction type - Sef. Fu Solv.lot# • V l+t (t70 drip rate - NaC lot# / 34600 =44 — _ Reviewed by,_ Na2S04 lot# 9&6 6 23 —STANDARD---- ----- 22 INT STD LOG# CALBRATION hou) 2i Roeysne. JMDLMDre g aocick . 04030. 3
g —— 1 Reviewed by__ s 22/01 ) Verified by 0 Date C
£ ten macectnzaA :
NYC-WTC_000039640
OCR can misread numbers and units. Confirm readings against the page image before using them.
NYC-WTC_000039640Source: NYC Law Department, mirrored locally
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1 shared topics · similarity 0.988
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1 shared topics · similarity 0.988
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1 shared topics · similarity 0.987
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1 shared topics · similarity 0.987
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1 shared topics · similarity 0.987
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1 shared topics · similarity 0.987
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NYC-WTC_000049391
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Similarity score 0.972 (not a probability)
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Similarity score 0.971 (not a probability)
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Laboratory documentation of Method 508 extraction and analysis data for March 2002 samples.
Similarity score 0.969 (not a probability)
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