NYC-WTC_000233421

NYC 9/11 Public Portal Document

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R02090972 R02090972 R02090972 R02090972 R02090972 R02090972 Client ID: 04A 05A 06A 07A 08A 09A Lab No.: 060307 02 060308 02 060309 02 060310 02 060311 02 060312 02 late Sampled: 12-Sep-2002 12-Sep-2002 12-Sep-2002 12-Sep-2002 12-Sep-2002 12-Sep-2002 Component Units

Total Tetrachlorodibenzofurai pg 4.5 280 <5.3 150 120 310 Total Pentachlorodibenzofura <3.1 70 <3.2 14 30 76 Total Hexachlorodibenzofurai 5.3 39 <4.5 16 4.1 25 Total Heptachlorodibenzofura <4.5 38 16 9.4 2.2 21 Octachlorodibenzofuran <5.0 19 <6.3 <8.9 13 Total Tetrachlorodibenzo-p-di 35 310 27 200 140 380 Total Pentachlorodibenzo-p-d <8.4 82 <7.5 47 40 85 Total Hexachlorodibenzo-p-di <3.1 79 <10 <24 11 58 Total Heptachlorodibenzo-p-d <6.9 100 41 25 39 40 Octachlorodibenzo-p-dioxin 85 320 100 74 150 150 Internal Recoveries % 2,3,7,8-T4CDF-13C12 76 83 64 74 83 77 2,3,7,8-T4CDD-13C12 75 79 61 72 78 72 1,2,3,7.8-P5CDF-13C12 82 80 66 84 85 84 1,2,3,7.8-P5CDD-13C12 75 73 62 77 84 82 1,2,3.4,7,8-H6CDF-13C12 109 101 92 98 109 102 1,2,3,6.7,8-H6CDD-13C12 101 95 86 93 99 96 1,2,3,4.6,7,8-H7CDF-13C12 103 86 85 91 99 98 1,2,3.4,6,7,8-H7CDD-13C12 98 92 80 88 96 96 OCDD-13C12 110 103 92 102 112 111

2,3,7,8-C14-Dibenzofuran (DI pg 4.5 43 <5.3 <21 <17 <35 2,3,7,8-C14-Dibenzo-p-dioxin <7.0 <5.2 <6.6 <2.8 <3.5 1,2,3,7,8-C15-Dibenzofuran <3.0 7.2 <3.1 <3.1 <2.8 5.2 2,3,4,7,8-C15-Dibenzofuran <3.2 11 <5.3 <3.4 <3.0 8.2 l,2,3,7,8-C15-Dibenzo-p-diox <8.4 <8.3 <7.5 <7.1 <3.6 <3.6 1,2,3,4.7,8-C16-Dibenzoruran 2.4 10.0 <3.1 5.5 3.6 7.8 1,2,3,6.7,8-C16-Dibenzofuran 2.3 5.6 <3.1 3.1 <2.1 <3.8 2,3,4,6.7,8-C16-Dibenzofuran <2.0 <5.0 <3.7 <2.0 <2.6 3.1 1,2,3,7,8,9-C16-Dibenzofuran <2.5 <3.3 <4.5 <2.5 <3.0 1,2,3,4.7,8-C16-Dibenzo-i^di, <3.1 <4.3 <3.3 <2.3 <2.9 <2.4 1,2,3,6.7,8-C16-Dibenzo-i>dii <3.1 5.5 <3.2 <2.2 <2.9 <2.4 1,2,3,7,8,9-C16-Dibeiizoi>di< <3.1 <4.2 <2.8 <2.3 1,2,3,4.6,7,8-C17-Dibenzofur: <3.8 24 13 8.0 <9.4 13 1,2,3,4.7,8,9-C17-Dibenzofur^ <5.4 <6.7 <7.8 <4.3 2.5 <2.4 l,2,3,4,6,7,8-C17-Dibenzo-p-i <6.9 52 22 14 22 21 1,2,3,4.6,7,8,9-C18-Dibenzofi <5.0 19 <6.3 <8.9 13 1,2,3,4.6,7,8,9-C18-Dibenzo-] 85 320 100 74 150 150

2,3,7,8-TCDF (DB225) pg <4.2 7.7 <6.3 Internal Recoveries % 2,3,7,8-TCDF-13C12 78 85 70

i'EQ based on Nato bactors pg 13.5 0.5 1.15 0.75 6.0 2.3

appropriate units i^ni’ 0.648 0.024 0.055 0.036 0.288 0.110

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CITY_21MC100_003246137

NYC-WTC_000233424