NYC-WTC_000233096

NYC 9/11 Public Portal Document

PSC Analytical Services Certificate of Analysis

R02100402 R02100402 R02100402 Client ID: 01A 01A 01A Client ID: Lafc Wo. .-039086 02 039086 02 039086 02 Lab No.: Date Sampled: 02/10/09 02/10/09 02/10/09 Date Sampled: Matrix: Matrix:

Component RDL Units TEF t of isomer; RDL Units

Dioxins and furans

2,3,7,8-CI4DBF 0.34 pg 2.1 0.21 0.25 pg 2,3,7,8-CI4DBD 0.24 <0.24 <0.24 0.27 1,2,3,7,8-CI5DBF 0.53 <0.53 <0.026 0.30 2,3,4,7,8-CI5DBF 0.46 <0.46 <0.23 0.29 1,2,3,7,8-CI5DBD 0.49 <0.49 <0.24 0.57 1,2,3,4,7,8-CI6DBF 0.54 <0.54 <0.054 0.55 1,2,3,6,7,8-CI6DBF 0.51 <0.51 <0.051 0.24 2,3,4,6,7,8-CI6DBF 0.59 <0.59 <0.059 0.92 1,2,3,7,8,9-CI6DBF 0.64 <0.64 <0.064 0.45 1,2,3,4,7,8-CI6DBD 0.59 <0.59 <0.059 0.47 1,2,3,6,7,8-CI6DBD 0.55 <0.55 <0.055 0.19 1,2,3,7,8,9-CI6DBD 0.53 <0.53 <0.053 0.43 1,2,3,4,6,7,8-CI7DBF 2.0 <2.0 <0.020 3.1 1,2,3,4,7,8,9-CI7DBF 3.7 <3.7 <0.037 7.8 1,2,3,4,6,7,8-CI7DBD 0.81 <0.81 <0.0081 0.78 1,2,3,4,6,7,8,9-CI8DBF 0.84 <0.84 <0.00084 1.2 1,2,3,4,6,7,8,9-CI8DBD 5.6 <5.6 <0.0056 7.9

TEF pg 0.21 pg MAX TEF <1.4

ET4CDF 0.34 pg 4.3 4 0.25 pg EP5CDF 0.30 <0.30 0 0.30 EH6CDF 0.54 <0.54 0 0.38 EH7CDF 3.5 <3.5 0 7.3 OCDF 0.84 <0.84 0 1.2 ET4CDD 0.21 1.9 2 0.52 EP5CDD 0.49 2.2 3 0.81 EH6CDD 0.55 <0.55 0 0.44 EH7CDD 0.40 <0.40 0 0.78 OCDD 5.6 <5.6 0 7.9 Surrogate Recoveries % % 2,3,7,8-T4CDF-13C12 98 2,3,7,8-T4CDD-13C12 90 1,2,3,7,8-P5CDF-13C12 79 1,2,3,7,8-P5CDD-13C12 72 1,2,3,6,7,8-H6CDF-13C12 56 1,2,3,6,7,8-H6CDD-13C12 71 1,2,3,4,6,7,8-H7CDF-13C12 39 1,2,3,4,6,7,8-H7CDD-13C12 75 OCDD-13C12 54

Certificate No:2J0575 file# =DEP00118928.XLS nh Page 1 of Revision No. 0

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