NYC 9/11 Public Portal Document
PSC Analytical Services
Certificate of Analysis
R02090971 R02090971 R02090971 R02090971
Client ID: 12A 02A 03A 04A
Lab No.: 039319 02 039320 02 039321 02 039322 02
Date Sampled: 02/09/12 02/09/12 02/09/12 02/09/12
Component MDL Units
Total Tetrachlorodibenzofurans pg 18 57 100 4.2
Total Pentachlorodibenzofurans 3.5 8.6 31 0.45
Total Hexachlorodibenzofurans 13 4.3 16 <0.50
Total Heptachlorodibenzofurans <2.1 <4.8 <1.4 <3.3
Octachlorodibenzofuran 9.7 4.0 5.0 <0.82
Total Tetrachlorodibenzo-p-dioxins 11 36 120 2.4
Total Pentachlorodibenzo-p-dioxins 5.1 12 64 0.88
Total Hexachlorodibenzo-p-dioxins 7.8 14 58 1.7
Total Heptachlorodibenzo-p-dioxins 24 17 35 <0.51
Octachlorodibenzo-p-dioxin 89 54 74 8.4
Internal Recoveries %
2,3,7,8-T4CDF-13C12 85 72 71 85
2,3,7,8-T4CDD-13C12 82 73 70 88
1,2,3,7,8-P5CDF-13C12 54 48 59 70
1,2,3,7,8-P5CDD-13C12 52 49 65 88
1,2,3,6,7,8-H6CDF-13C12 28 31 49 28
1,2,3,6,7,8-H6CDD-13C12 48 62 83 55
1,2,3,4,6,7,8-H7CDF-13C12 17 20 39 13
1,2,3,4,6,7,8-H7CDD-13C12 54 64 77 74
OCDD-13C12 54 65 82 70
2.3,7,8-CI4-Dibenzofuran (DB5) pg 0.44 <0.23 33 2.3
2,3,7,8-CI4-Dibenzo-p-dioxin <0.75 <0.34 <0.55 <0.52
1,2,3,7,8-C15-Dibenzofuran <2.5 2.4 5.2 <0.58
2,3,4,7,8-C15-Dibenzofuran <2.3 <2.4 5.3 0.45
1,2,3,7,8-CI5-Dibenzo-p-dioxin <1.1 <0.99 1.9 <0.48
1,2,3,4,7,8-CI6-Dibenzofuran <5.6 4.3 9.6 <0.44
1,2,3,6,7,8-CI6-Dibenzofuran <3.7 <3.1 <3.9 <0.44
2,3,4,6,7,8-CI6-Dibenzofuran 6.3 <5.4 <4.3 <0.50
1,2,3,7,8,9-C16-Dibenzofuran 6.4 <0.96 1.5 <0.56
1.2,3.4,7,8-CI6-Dibenzo-p-dioxin <2.4 <0.40 1.1 <0.41
1.2,3,6,7,8-CI6-Dibenzo-p-dioxin 2.7 <1.2 2.7 <0 41
1,2,3,7,8,9-CI6-Dibenzo-p-dioxin 5.1 <3.2 3.1 <0.39
1,2,3,4,6,7,8-C17-Dibenzofuran <1.9 <3.5 <53 <130
1,2,3,4,7,8,9-CI7-Dibenzofuran <16 <9.9 <1.4 <15
1,2,3,4,6,7,8-CI7-Dibenzo-p-dioxin 16 9.8 15 <1.1
1,2,3,4,6,7,8,9-C18-Dibenzofuran 9.7 4.0 5.0 <0.82
1,2,3,4,6,7,8,9-CI8-Dibenzo-p-dioxin 89 54 74 8.4
2.3,7,8-TCDF (DB225) pg <3.0 3.9 4.8 <2.7
Internal Recoveries %
2,3,7,8-TCDF-13C12 118 112 107 111
TEQ based on Nato Factors pg 2.4 0.71 9.1 0.47
Certificate No:2J0631 file # =R02090971 revised TEQ final Report.xls
nh Page 1 o/ 3 Revision No. 0
NYC-WTC 000130136
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