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← Document results/DEP Box 64/508 9/19/01 Extract 9/27 Analysis
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Extraction log sheet, September 2001

Machine-extracted title · confidence 75%

Document containing extraction parameters and analytical notes for NYC 9/11 samples processed between September 19 and September 27, 2001.

NYC-WTC_000079262

Folder label: “508 9/19/01 Extract 9/27 Analysis

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NYC 9/11 Public Portal Di'ocument

Mp-thod Date Extracted .^^2^ Page

Lab# I Description Sample Drip rate Surr Spk IS Final T.V. pH

!ZS2 vol/wt ml/nan add add add vol. pos.

w -W ■ 1 OfZ 126'7 ■ -I

I <73 _5_ 21^ -S' ‘^'z^ ± -ic- ■=»£5a5 -7

"7 ____ _L 'Z^2^€~<'n____ ± g3

/fa

Remarks _____ ;__________

CS'

drip rate must be between S-1S irj/min for Bq-liq extractors Extraction type STANDARD Jsolv.lot)?y _ drip rate - iNaCI lot#^Ty Na2SO4lot# sn CALIBRATION REF/SPIKE

I MDL/MDRF Q. CHECK INT. STD. SURROGATE LPC ENDRIN/DDT

Analyst revision 10/15/99 Verified by Supv. approved VA

W' I t NYC-WTC_000079262 ~ ~ ' ---- . .. r

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NYC-WTC_000079262Source: NYC Law Department, mirrored locally

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