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← Document results/DEP Box 13/508 X 10/29/01 AN 11/24/01
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Method 508 extraction log, Oct-Nov 2001

Machine-extracted title · confidence 85%

Laboratory form tracking Method 508 extraction volumes, drip rates, and sample counts for late 2001.

NYC-WTC_000009194–000009195

Folder label: “508 X 10/29/01 AN 11/24/01

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OCR status: ok · source: pdftotext

NYC 9/11 Public Portal Document

Method SoX Date Extracted Page

Lab # | Description Sample Drip rate Surr Spk IS Final T.V. pH Count vol/wt mi/min add add add vol. pos. 20 3533 _______ 68 eF T ml JmC s —#% Ln( Im( 17- ___________ 2.573 F3 -2s 9 ___ (25 737 4 ( (6 L _____ 23 733 _( _______ 23 734 _/& ________25 73s ________ 25 736 25 20 ______ 25752 i __________ 2573% 2 __ ____ £5 79/ 256oS 3pk 4oy A( 15 05 S Pkpap-fe 24065 sokloast 25.203 SPKOupPs - -/ % JAL .V

Remarks

----------- ---- -------------------------------- ____ ____ ____________ drip rate must be between 5-15 ml/min for liq-liq extractors drip rate - Extraction type-9/PAe I Solv.lot# VATE |NaCI lot# V (1 944 Na2SO4 lot# U1003 i i STANDARD INT STD LOG# CALIBRATION REF/SPIKE MDL/MDRF 421942-642 1; Q. CHECK

2 INT. STD.

1 SURROGATE 2UU 1 LPC

III ENDRIN/DDT

Analyst C.A./ft 0 Reviewed by it L Mb- BePat revision 4/12/01 Verified by Date

Ui

NYC-WTC_000009195

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NYC-WTC_000009195Source: NYC Law Department, mirrored locally

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GCMS Drip Rate Log, DEP Labs, Mar 2002 · Box DEP Box 14

NYC-WTC_000012075

Laboratory log recording drip rates and pH values for sample analysis at the Department of Environmental Protection labs in March 2002.

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