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NYC 9/11 Public Portal Document

PSC Analytical Services Certificate of Analysis R02100401 R02100401 R02100401 Client ID: 20A 20A 20A Lab No.: 039085 02 039085 02 039085 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 0.14 pg 2.4 0.24 n 2,3,7,8-Ci4DBD 0.42 <0.42 <0.42 tl 1,2,3,7,8-CI5DBF 0.49 <0.49 <0.025 2,3,4,7,8-CI5DBF 0.41 <0.41 <0.21 n 1,2,3,7,8-Ci5DBD 0.51 <0.51 <0.25 1,2,3,4,7,8-CI6DBF 0.26 <0.26 <0.026 n 1,2,3,6.7,8-CI6DBF 0.24 <0.24 <0.024 n 2,3,4,6,7,8-CI6DBF 0.28 <0.28 <0.028 It 1,2,3,7,8,9-CI6DBF 0.31 <0.31 <0.031 1,2,3,4,7,8-CI6DBD 0.28 <0.28 <0.028 n 1,2,3,6,7,8-CI6DBD 0.26 <0.26 <0.026 1,2,3,7,8,9-CI6DBD 0.25 <0.25 <0.025 n 1,2,3,4.6,7.8-CI7DBF 0.81 <0.81 <0.0081 1.2,3,4,7,8,9-CI7DBF 0.88 <0.88 <0.0088 H 1,2,3,4,6,7.8-CI7DBD 0.66 <0.66 <0.0066 1,2,3,4,6,7,8,9-CI8DBF 1.0 <1.0 <0.0010 1,2,3,4,6,7,8,9-CI8DBD 2.8 <2.8 <0.0028

TEF pg 0.24 ERA Requested TEQ < 0.82 MAX TEF » < 1.4 Units Ng/m^ < 0.08

ZT4CDF 0.14 pg 4.9 5 SP5CDF 0.49 0.51 1 ZH6CDF 0.26 <0.26 0 i;H7CDF 0.82 <0.82 0 M OCDF 1.0 <1.0 0 ST4CDD 0.42 0.89 1 i;P5CDD 0.51 0.84 1 SH6CDD 0.26 <0.26 0 5:H7CDD 0.37 <0.37 0 OCDD 2.8 <2.8 0 Surrogate Recoveries % 2,3,7,8-T4CDF-13C12 93 2,3,7,8-T4CDD-13C12 92 1,2,3,7,8-P5CDF-13C12 73 1,2,3,7.8-P5CDD-13C12 66 1,2,3,6,7,8-H6CDF-13C12 74 1,2,3.6,7,8-H6CDD-13C12 83 1,2,3,4,6,7,8-H7CDF-13C12 55 1,2,3,4,6,7,8-H7CDD-13C12 78 OCDD-13C12 54

Certificate No:2J0574 file# =R02100401 TEQ Report nh Page 39 of 40 Revision No. 0

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