NYC-WTC_000233096

NYC 9/11 Public Portal Document

PSC Analytical Services Certificate of Analysis

R02100402 R02100402 R02100402 Client ID: 15A 15A 15A Client ID: Lab No.: 039W0 02 039100 02 039100 02 Lab No.: Date Sampled: 02/10/09 02/10/09 02/10/09 Date Sampled: Matrix: Matrix:

Component RDL Units TEF f of Isomer; RDL Units

Dioxins and furans

2,3,7,8-CI4DBF 0.22 pg 5.3 0.53 0.15 pg 2,3,7,8-CI4DBD 0.20 0.62 0.62 0.35 1,2,3,7,8-CI5DBF 0.35 1.3 0.066 0.51 2,3,4,7,8-CI5DBF 0.34 1.4 0.71 0.43 1,2,3,7,8-CI5DBD 0.28 0.57 0.29 0.55 1,2,3,4,7,8-CI6DBF 0.27 1.3 0.13 0.34 1,2,3,6,7,8-CI6DBF 0.88 <0.88 <0.088 0.32 2,3,4,6,7,8-CI6DBF 0.3 1.6 0.16 0.37 1,2,3,7,8,9-CI6DBF 0.32 0.88 0.088 0.41 1,2,3,4,7,8-CI6DBD 0.45 <0.45 <0.045 0.30 1,2,3,6,7,8-CI6DBD 0.31 0.89 0.089 0.28 1,2,3,7,8,9-CI6DBD 0.3 1.1 0.11 0.27 1,2,3,4,6,7,8-CI7DBF 8.8 <8.8 <0.088 54 1,2,3,4,7,8,9-CI7DBF 1.3 <1.3 <0.013 62 1,2,3,4,6,7,8-CI7DBD 0.61 17 0.17 0.73 1,2,3,4,6,7,8,9-CI8DBF 0.87 16 0.016 0.57 1,2,3,4,6,7,8,9-CI8DBD 0.38 330 0.33 0.43

TEF pg 3.3 pg MAX TEF <3.5

ET4CDF 0.22 pg 14 9 0.15 pg EP5CDF 0.35 7.8 7 0.44 EH6CDF 0.27 5.5 5 0.34 EH7CDF 4.7 8.3 1 58 OCDF 0.87 16 1 0.57 ET4CDD 0.20 7.1 7 0.22 EP5CDD 0.28 7.7 4 0.55 EH6CDD 0.31 4.1 3 0.28 EH7CDD 0.61 34 2 0.73 OCDD 0.38 330 1 0.43 Surrogate Recoveries % % 2,3,7,8-T4CDF-13C12 97 2,3,7,8-T4CDD-13C12 91 1,2,3,7,8-P5CDF-13C12 97 1,2,3,7,8-P5CDD-13C12 91 1,2,3,6,7,8-H6CDF-13C12 68 1,2,3,6,7,8-H6CDD-13C12 80 1,2,3,4,6,7,8-H7CDF-13C12 72 1,2,3,4,6,7,8-H7CDD-13C12 75 OCDD-13C12 76

Certificate No:2J0575 file# =DEP00118928.XLS nh Page 11 of Revision No. 0

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