NYC-WTC_000233539

NYC 9/11 Public Portal Document

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R02100400R02100400R021 00400 R02100400R02100400 Client ID: 01A 01A 01A Client ID: 02A 02A Lab Wo. .'339045 02 039046 02 039046 02 Lab No.;039047 02 039047 02 Date Sampled: 02/10/09 02/10/09 02/10/09 Date Sampled: 02/10/09 02/10/09 Matrix: Matrix:

Component RDL Units TEF ‘ of Isomer RDL Units TEF

2,3,7,8-CI4DBro.O9 pg 1.6 0.16 0.33 pg 3.2 0.32 2,3,7,8-CI4DBD.19 1.1 1.1 0.61 <0.61 <0.61 1,2,3,7,8-CI5DBJ21 1.2 0.062 1.00 <1.00 <0.050 2,3,4,7,8-CI5DBJ21 1.1 0.57 0.22 0.82 0.41 1,2,3,7,8-CI5DBD4 0.89 0.44 0.54 <0.54 <0.27 1,2,3,4,7,8-CI6(]lBg 1.9 0.19 0.60 <0.60 <0.060 1,2,3,6,7,8-CI6l2ffl= <2.2 <0.22 0.63 <0.63 <0.063 2,3,4,6,7,8-CI6QlBF 6.3 0.63 0.67 0.96 0.096 1,2,3,7,8,9-CI6CaBff 5.8 0.58 0.99 <0.99 <0.099 1,2,3,4,7,8-CI6DBD <1.3 <0.13 0.41 <0.41 <0.041 1,2,3,6,7,8-016(260 1.8 0.18 0.39 <0.39 <0.039 1,2,3,7,8,9-0160180 2.6 0.26 1.4 <1.4 <0.14 1,2,3,4,6,7,8-CWJBBF <4.8 <0.048 8.0 <8.0 <0.080 1,2,3,4,7,8,9-CroBF 6.4 0.064 2.1 <2.1 <0.021 1,2,3,4,6,7,8-CIZDBD <2.5 <0.025 0.87 1.9 0.019 1,2,3,4,6,7,8,9«a0DBF 5.7 0.0057 0.5 11 0.011 1,2,3,4,6,7,8,9«aBDBD 9.3 0.0093 0.63 9.1 0.0092

TEF pg 4.2 pg 0.87 MAX TEF <4.7 <2.3

ET4CDF 0.09 pg 2.4 4 0.33 pg 3.8 II EP5CDF 0.21 2.3 2 0.22 0.82 EH6CDF 0.67 14 3 0.67 0.96 ZH7CDF 0.68 6.4 1 1.6 <1.6 OCDF 0.27 5.7 1 0.5 11 ET4CDD 0.19 1.1 1 0.34 4.4 EP5CDD 0.14 0.89 1 0.93 2.6 ZH6CDD 0.25 4.5 2 0.41 <0.41 ZH7CDD 0.24 0.46 1 0.87 1.9 OCDD 0.24 9.3 1 0.63 9.1 Surrogate Recoveries % % 2,3,7,8-T4CDF-13C12 92 98 2,3,7,8-T4CDD-13C12 78 79 1,2,3,7,8-P5CDF-13C12 73 74 1,2,3,7,8-P5CDD-13C12 64 65 1,2,3,6,7,8-H6CDF-13C12 25 76 1,2,3,6,7,8-H6CDD-13C12 56 83 1,2,3,4,6,7,8-H7CDF-13C12 22 48 1,2,3,4,6,7,8-H7CDD-13012 69 67 OCDD-13C12 61 49

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CONFIDENTIAL, CITY_21MC100_003483991 SUBJECT TO PROTECTIVE ORDER NO. 2, SEPT. 2008

NYC-WTC_000233541