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← Document results/DEP Box 14/GCMS X 1/14/02 A 3/4/02
Document / 6 pages

GCMS data sheet header with surrogate recovery data, March 2002

Machine-extracted title · confidence 90%

Header page from a GCMS document showing surrogate recovery and pH data.

NYC-WTC_000009548–000009553

Folder label: “GCMS X 1/14/02 A 3/4/02

Page image
Scanned page image, NYC-WTC_000009550
OCR text

OCR status: ok · source: pdftotext

NYC 9/11 Public Portal Document

Method moc. Date Extracted । O Page

1 Lab # Description Sample Drip rate Surr IS Final T.V. pH Count 2252 vol/wt ml/min add add add vol. pos. 5oom Iml 4 •5Ml + —B E8 -9 (

^4 - 5/ s/

Remarks

Solv.lot#N801 6b drip rate - drip rate must be between 5-15 ml/min for liq-liq extractors ■Extraction type - NaCI lot# V1oqo Na2S04 lot# VAH6d STANDARD INT STD LOG# CALIBRATION BEF/SPIKE MDL/MDRF 0140 Q. CHECK INT. STD. (41443335 2 SURROGATE (WSUI LPC ENDRIN/DDT

Analyst(V Reviewed by revision 4/12/01 Verified by Date

NYC-WTC_000009550

OCR can misread numbers and units. Confirm readings against the page image before using them.

NYC-WTC_000009550Source: NYC Law Department, mirrored locally

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