NYC-WTC_000233096

NYC 9/11 Public Portal Document

PSC Analytical Services Certificate of Analysis

R02100402 R02100402 R02100402 R02100402 17A Client ID: 18A 18A 18A 039102 02 Lab No.: 039W3 02 039103 02 039103 02 02/10/09 Date Sampled: 02/10/09 02/10/09 02/10/09 Matrix:

Component t of Isomer; RDL Units TEF f of Isomer: RDL

Dioxins and furans

2,3,7,8-CI4DBF 0.23 pg 2.8 0.28 0.51 2,3,7,8-CI4DBD 0.32 <0.32 <0.32 0.72 1,2,3,7,8-CI5DBF 0.26 0.61 0.031 0.65 2,3,4,7,8-CI5DBF 0.25 0.59 0.29 2.5 1.2.3.7.8-CI5DBD 0.49 <0.49 <0.25 0.79 1,2,3,4,7,8-CI6DBF 0.68 <0.68 <0.068 2.6 1,2,3,6,7,8-CI6DBF 0.46 <0.46 <0.046 0.56 2,3,4,6,7,8-CI6DBF 0.54 <0.54 <0.054 0.65 1,2,3,7,8,9-CI6DBF 0.58 <0.58 <0.058 0.71 1.2.3.4.7.8-CI6DBD 0.25 <0.25 <0.025 2.3 1,2,3,6,7,8-CI6DBD 0.23 0.27 0.027 0.68 1,2,3,7,8,9-CI6DBD 0.36 <0.36 <0.036 3.8 1,2,3,4,6,7,8-CI7DBF 4.2 <4.2 <0.042 4.6 1,2,3,4,7,8,9-CI7DBF 46 <46 <0.46 2.4 1.2.3.4.6.7.8-CI7DBD 0.46 4.1 0.041 1.1 1,2,3,4,6,7,8,9-CI8DBF 0.71 2.6 0.0026 0.68 1,2,3,4,6,7,8,9-CI8DBD 0.50 39 0.039 1.5

TEF pg 0.71 MAX TEF <2.1

ET4CDF 12 0.23 pg 9.1 10 0.51 EP5CDF 4 0.26 3.2 5 0.65 EH6CDF 1 0.50 <0.50 0 0.60 EH7CDF 0 43 <43 0 2.2 OCDF 0 0.71 2.6 1 0.68 ET4CDD 5 0.32 3.0 2 0.72 EP5CDD 2 0.49 0.91 1 0.79 EH6CDD 2 0.23 0.79 2 0.68 EH7CDD 2 0.46 7.9 2 1.1 OCDD 1 0.50 39 1 1.5 Surrogate Recoveries % 2,3,7,8-T4CDF-13C12 82 2,3,7,8-T4CDD-13C12 78 1,2,3,7,8-P5CDF-13C12 85 1,2,3,7,8-P5CDD-13C12 84 1,2,3,6,7,8-H6CDF-13C12 72 1,2,3,6,7,8-H6CDD-13C12 78 1,2,3,4,6,7,8-H7CDF-13C12 79 1,2,3,4,6,7,8-H7CDD-13C12 87 OCDD-13C12 77

Certificate No:2J0575 file# =DEP00118928.XLS nh Page 13 of Revision No. 0

CITY_21MC100_003218957

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