NYC-WTC_000220331

NYC 9/11 Public Portal Document

PSC Analytical Services Certificate of Analysis R02100402 R02100402 R02100402 Client ID: 06A 06A 06A Lab No.: 039091 02 039091 02 039091 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 0.22 pg 1.2 0.12 2,3,7,8-CI4DBD 0.37 <0.37 <0.37 1,2,3,7,8-CI5DBF 0.29 <0.29 <0.015 2,3,4,7,8-CI5DBF 0.27 <0.27 <0.14 1,2,3,7,8-CI5DBD 0.37 <0.37 <0.19 1,2,3,4,7,8-CI6DBF 0.36 <0.36 <0.036 1,2,3,6,7,8-CI6DBF 0.34 <0.34 <0.034 2,3,4,6,7,8-CI6DBF 0.40 <0.40 <0.040 1,2,3,7,8,9-CI6DBF 0.43 <0.43 <0.043 1,2,3,4,7,8-CI6DBD 0.25 <0.25 <0.025 1,2,3,6,7,8-CI6DBD 0.23 <0.23 <0.023 1,2,3,7,8,9-CI6DBD 0.22 <0.22 <0.022 1,2,3,4,6,7,8-CI7DBF 28 <28 <0.28 1,2,3,4,7,8,9-CI7DBF 32 <32 <0.32 1,2,3,4,6,7,8-CI7DBD 0.48 <0.48 <0.0048 It 1,2,3,4,6,7,8,9-CI8DBF 0.44 <0.44 <0.00044 II 1,2,3,4,6,7,8,9-CI8DBD 0.46 2.8 0.0028

TEF pg 0.12 EPA Requested TEQ < 0.91 MAX TEF 1.7 Units Ng/m^ 0.09

IT4CDF 0.22 pg 2.1 3 £P5CDF 0.29 <0.29 0 SH6CDF 0.36 <0.36 0 IH7CDF 30 <30 0 OCDF 0.44 <0.44 0 IT4CDD 0.37 <0.37 0 ZP5CDD 0.37 0.49 1 SH6CDD 0.23 <0.23 0 2H7CDD 0.34 <0.34 0 OCDD 0.46 2.8 1 Surrogate Recoveries % 2,3,7,8-T4CDF-13C12 98 2,3,7,8-T4CDD-13C12 94 1,2,3,7,8-P5CDF-13C12 92 1,2,3,7,8-P5CDD-13C12 91 1,2,3,6,7,8-H6CDF-13C12 77 1,2,3,6,7,8-H6CDD-13C12 87 1,2,3,4,6,7,8-H7CDF-13C12 68 1,2,3,4,6,7,8-H7CDD-13C12 98 OCDD-13C12 76

Certificate No:2J0575 file# =R02100402TEQ Report nh Page 6 of 20 Revision No. 0

CITY_21MC100_002917311

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