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PSC Analytical Services Certificate of Analysis R02100401 R02100401 R02100401 Client ID: 12A 12A 12A Lab No.: 039077 02 039077 02 039077 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 1.3 pg <1.3 <0.13 2,3,7,8-CI4DBD 0.39 <0.39 <0.39 1,2,3,7,8-CI5DBF 0.67 <0.67 <0.033 2,3.4,7.8-CI5DBF 0.64 <0.64 <0.32 1,2,3,7,8-CI5DBD 0.50 <0.50 <0.25 1,2,3,4,7,8-CI6DBF 0.35 <0.35 <0.035 1,2.3,6,7,8-CI6DBF 0.33 <0.33 <0.033 2,3,4,6,7,8-CI6DBF 0.39 II <0.39 <0.039 1.2,3,7,8,9-CI6DBF 0.42 11 <0.42 <0.042 n 1,2,3,4,7,8-CI6DBD 0.64 <0.64 <0.064 1,2,3,6,7,8-CI6DBD 0.59 <0.59 <0.059 1,2,3,7,8,9-CI6DBD 0.58 <0.58 <0.058 1,2,3,4,6,7,8-CI7DBF 55 <55 <0.55 1,2,3,4,7,8,9-CI7DBF 55 <55 <0.55 1,2,3,4,6.7,8-CI7DBD 0.70 <0.70 <0.0070 1,2,3,4,6,7,8,9-CI8DBF 0.87 <0.87 <0.00087 1,2,3,4,6,7.8,9-CI8DBD 4.4 <4.4 <0.0044

TEF pg 0 EPA Requested TEQ < 1.30 MAX TEF < 2.6 Units Ng/m^ < 0.13

LT4CDF 0.42 pg <0.42 0 ZP5CDF 0.67 <0.67 0 SH6CDF 0.35 <0.35 0 LH7CDF 59 <59 0 OCDF 0.87 <0.87 0 ST4CDD 0.39 <0.39 0 2P5CDD 0.50 <0.50 0 ZH6CDD 0.59 <0.59 0 SH7CDD 0.70 II <0.70 0 OCDD 4.4 <4.4 0 Surrogate Recoveries % 2,3,7,8-T4CDF-13C12 100 2,3,7,8-T4CDD-13C12 98 1,2,3,7,8-P5CDF-13C12 95 1,2,3,7,8-P5CDD-13C12 92 1,2.3,6,7,8-H6CDF-13C12 68 1,2,3,6,7.8-H6CDD-13C12 83 1,2,3,4,6,7,8-H7CDF-13C12 62 1,2,3,4,6.7,8-H7CDD-13C12 97 OCDD-13C12 76

Certiflcate No:2J0574 file# =R02100401 TEQ Report nh Page 23 of 40 Revision No. 0

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