NYC-WTC_000234026

NYC 9/11 Public Portal Document

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R02090972 R02090972 R02090972 R02090972 R02090972 R02090972 Client ID: lOA llA 12A 13A 14A 15A Lab No.: 060294 02 060295 02 060296 02 060297 02 060298 02 060299 02 Date Sampled: 12-Sep-2002 12-Sep-2002 12-Sep-2002 12-Sep-2002 12-Sep-2002 12-Sep-2002 Component Units

Total Tetrachlorodibenzofurai pg 190 140 120 49 280 240 Total Pentachlorodibenzofura 170 73 39 13 160 83 Total Hexachlorodibenzofurai 140 45 31 8.0 78 52 Total Heptachlorodibenzofura 67 21 <16 <5.7 20 5.7 Octachlorodibenzofuran 99 18 15 5.8 26 15 Total Tetrachlorodibenzo-p-di 230 150 120 62 280 230 Total Pentachlorodibenzo-p-d 140 83 46 19 150 94 Total Hexachlorodibenzo-p-di 160 97 15 3.0 150 76 Total Heptachlorodibenzo-p-d 180 57 61 18 100 59 Octachlorodibenzo-p-dioxin 320 140 190 48 350 200 Internal Recoveries % 2,3,7,8-T4CDF-13C12 100 107 98 95 88 105 2,3,7,8-T4CDD-13C12 96 95 92 94 92 108 1,2,3,7.8-P5CDF-13C12 97 106 98 97 87 105 1,2,3,7.8-P5CDD-13C12 98 106 95 96 84 101 1,2,3,4.7,8-H6CDF-13C12 120 116 112 115 109 129 1,2,3,6.7,8-H6CDD-13C12 116 109 100 109 99 118 1,2,3,4.6,7,8-H7CDF-13C12 112 120 110 120 109 133 1,2,3.4,6,7,8-H7CDD-13C12 122 125 113 127 113 136 OCDD-13C12 128 140 124 147 129 158

2,3,7,8-C14-Dibenzofuran (DI pg 40 <24 18 12 51 38 2,3,7,8-C14-Dibenzo-p-dioxin <4.2 <5.6 <5.0 <4.5 <4.6 <4.4 1,2,3,7,8-C15-Dibenzofuran <8.5 <3.8 <3.2 <2.6 7.5 <5.0 2,3,4,7,8-C15-Dibenzofuran 23 9.9 <7.0 <2.8 14 10 l,2,3,7,8-C15-Dibenzo-p-diox <4.5 <6.0 <5.9 <5.2 <4.8 <5.6 1,2,3,4.7,8-C16-Dibenzoruran 35 11 6.2 3.3 16 11 1,2,3,6.7,8-C16-Dibenzofuran 15 6.0 3.7 <2.0 7.7 5.9 2,3,4,6.7,8-C16-Dibenzofuran 25 7.1 4.2 <2.4 7.9 5.6 1,2,3,7,8,9-C16-Dibenzofuran <4.5 <1.6 <2.9 <2.7 1,2,3,4.7,8-C16-Dibenzo-i^di, 5.3 <3.4 <2.4 <1.7 3.4 <2.6 1,2,3,6.7,8-C16-Dibenzo-i>dii 11 3.9 <1.7 6.4 3.4 1,2,3,7,8,9-C16-Dibeiizoi>di< 14 6.3 5.0 <1.7 8.8 <2.5 1,2,3,4.6,7,8-C17-Dibenzofur: <68 18 <14 <4.9 <28 <18 1,2,3,4.7,8,9-C17-Dibenzofur^ 99 <7.0 <8.1 <4.1 <4.9 <4.6 l,2,3,4,6,7,8-C17-Dibenzo-p-i 100 29 32 9.3 51 30 1,2,3,4.6,7,8,9-C18-Dibenzofi 99 18 15 5.8 26 15 1,2,3,4.6,7,8,9-C18-Dibenzo-] 320 140 190 48 350 200

2,3,7,8-TCDF (DB225) pg <4.5 <4.5 6.7 <6.0 Internal Recoveries % 2,3,7,8-TCDF-13C12 110 107 100 103 104 118

I'EQ based on Nato bactors pg 31.9 14.9 10.5 6.7 22.2 16.2

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CITY_21MC100_004990752

NYC-WTC_000234027