125 CEDAR STREET

NYC 9/11 Public Portal Document

PSC Analytical Services Certificate of Analysis

R02100401 R02100401 R02100401 Client ID: 17A 17A 17A Lab No.: 039082 02 039082 02 039082 02 Date Sampled: 02/10/09 02/10/09 02/10/09 Matrix:

Component RDL Units TEF # of Isomers

Dioxins and furans

2,3,7,8-CI4DBF 1.8 pg <1.8 <0.18 2,3,7,8-CI4DBD 0.37 <0.37 <0.37 1,2.3,7,8-CI5DBF 0.33 <0.33 <0.016 2,3,4,7,8-CI5DBF 0.25 <0.25 <0.12 1,2.3,7,8-CI5DBD 0.41 <0.41 <0.21 1,2,3,4,7,8-CI6DBF 0.44 <0.44 <0.044 1,2,3,6,7.8-CI6DBF 0.12 <0.12 <0.012 2.3,4,6.7,8-CI6DBF 0.45 <0.45 <0.045 1,2,3,7,8,9-CI6DBF 0.49 <0.49 <0.049 n 1,2,3,4,7,8-CI6DBD 0.61 <0.61 <0.061 n 1,2,3,6,7,8-CI6DBD 0.56 <0.56 <0.056 1,2,3,7,8,9-CI6DBD 0.55 It <0.55 <0.055 1,2,3,4,6,7,8-CI7DBF 1.3 » <1.3 <0.013 1,2,3,4,7,8,9-CI7DBF 3.2 <3.2 <0.032 1,2,3,4,6,7,8-CI7DBD 2.9 <2.9 <0.029 1,2,3,4,6,7,8,9-CI8DBF 0.71 2.8 0.0028 1,2,3,4,6,7,8,9-CI8DBD 0.69 R 29 0.029

TEF pg 0.032 EPA Requested TEQ < 0.67 MAX TEF tt < 1.3 Units Ng/m^ < 0.07

ZT4CDF 0.20 pg 2.2 4 SP5CDF 0.41 <0.41 0 2H6CDF 0.41 <0.41 0 SH7CDF 3.0 It <3.0 0 OCDF 0.71 2.8 1 ST4CDD 0.37 3.0 2 SP5CDD 0.41 1.7 2 2H6CDD 0.56 <0.56 0 SH7CDD 1.1 2.2 1 OCDD 0.69 29 1 Surrogate Recoveries % 2,3,7,8-T4CDF-13C12 90 2,3,7,8-T4CDD-13C12 87 1,2,3,7,8-P5CDF-13C12 76 1,2,3,7,8-P5CDD-13C12 72 1,2,3,6,7,8-H6CDF-13C12 91 1,2,3,6,7,8-H6CDD-13C12 85 1,2,3,4,6,7,8-H7CDF-13C12 88 1,2,3,4,6,7,8-H7CDD-13C12 86 OCDD-13C12 64

Certificate No:2J0574 file # =R02100401 TEQ Report nh Page 33 of 40 Revision No. 0

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