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HVAC status spreadsheet update and column explanation, Dec 2002

Machine-extracted title · confidence 95%

Forwarding an updated HVAC status spreadsheet with added quadrant columns and explanations for system information reporting.

NYC-WTC_000162576–000162601

Folder label: “E-mails 2002 M. Gilsenan

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NYC 9/11 Public Portal Document

PSC Analytical Services Certificate of Analysis R02100403 R02100403 R02100403 Client ID: 10A 10A 10A Lab No.: 039115 02 039115 02 039115 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 1.6 pg <1.6 <0.16 2,3.7,8-CI4DBD 1.1 n <1.1 <1.1 1,2,3,7,8-CI5DBF 1.7 <1.7 <0.083 2,3,4,7,8-CI5DBF 1.6 <1.6 <0.80 n 1,2,3,7,8-CI5DBD 1.5 <1.5 <0.76 1,2,3,4,7,8-CI6DBF 1.3 <1.3 <0.13 1,2,3,6,7,8-CI6DBF 1.2 <1.2 <0.12 2,3,4,6,7,8-CI6DBF 1.4 <1.4 <0.14 1,2,3,7,8,9-CI6DBF 1.6 <1.6 <0.16 1,2,3,4,7,8-CI6DBD 2.3 <2.3 <0.23 1,2,3,6,7,8-C16DBD 2.2 <2.2 <0.22 1,2,3,7,8,9-C16DBD 2.1 <2.1 <0.21 1,2,3,4,6,7,8-CI7DBF 130 <130 <1.3 1,2,3,4,7,8,9-CI7DBF 160 <160 <1.6 1,2,3,4,6.7,8-CI7DBD 6.4 <6.4 <0.064 1.2,3,4,6,7,8,9-CI8DBF 4.3 n <4.3 <0.0043 n 1.2.3,4,6,7,8,9-CI8DBD 2.2 13 0.013

TEF pg 0.013 MAXTEF <7.1

ZT4CDF 0.46 pg 2.0 2 2P5CDF 1.7 <1.7 0 2H6CDF 1.3 <1.3 0 2H7CDF 150 <150 0 n OCDF 4.3 <4.3 0 ST4CDD 1.1 6.9 2 2P5CDD 1.5 <1.5 0 SHOCDD 2.2 n <2.2 0 2:H7CDD 6.4 <6.4 0 OCDD 2.2 13 1 Surrogate Recoveries % 2,3,7,8-T4CDF-13C12 94 2,3.7,8-T4CDD-13C12 66 1,2,3,7,8-P5CDF-13C12 64 1.2.3,7.8-P5CDD-13C12 50 1,2,3,6,7,8-H6CDF-13C12 102 1,2,3,6,7,8-H6CDD-13C12 78 1,2,3,4,6,7,8-H7CDF-13C12 100 1 ,2,3,4,6,7,8-H7CDD-13C12 82 OCDD-13C12 60

Certificate No:2J0576 file # =R02100403 TEQ Report nh Page 10 of 18 Revision No. 0

NYC-WTC_000162592

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NYC-WTC_000162592Source: NYC Law Department, mirrored locally

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