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Chain of Custody: DEP Cleanup Samples, October 24, 2002

Machine-extracted title · confidence 95%

Chain of custody document from PSC Analytical Services regarding the receipt and analysis of samples for the DEP cleanup project.

NYC-WTC_000130104–000130402
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Scanned page image, NYC-WTC_000130139
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NYC 9/11 Public Portal Document

PSC Analytical Services Laboratory Method Blanks Component RDL Units BLANK

0 Batch Code: Surrogate Recoveries 1,2,3,4,6,7,8-H7CDD-13C12 % 1018JM01

72 RM

84 1,2,3,4,6.7,8-H7CDF-13C12 63 62 1,2,3,6,7,8-H6CDD-13C12 90 93 1,2,3,6,7,8-H6CDF-13C12 77 84 1,2,3,7,8-P5COD-13C12 62 51 1,2,3,7,8-P5CDF-13C12 61 52 2,3,7,8-T4CDD-13C12 85 74 2,3,7.8-T4CDF-13C12 90 80 OCDD-13C12 66 66 OCDD pg <9.1 2300 OCDF <2.9 2000 0 H7CDD <1.1 1200 0 H7CDF <0.66 2500 ❑ H6CDD <0.43 3300 n H6CDF <0.72 4800 ❑ P5CDD <0.75 1100 0 P5CDF <0.29 2300 0 T4CDD 0.36 1300 D T4CDF <0.33 1100

Certificate No:2J0631 file # =R02090971 revised TEQ final Report.xls nh Page 1of 1 Revision No. 0

NYC-WTC 000130139

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NYC-WTC_000130139Source: NYC Law Department, mirrored locally

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NYC-WTC_000130052 · Box DEP Box 53

Chain of custody document from PSC Analytical Services regarding the receipt and analysis of samples for the DEP cleanup project.

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