PCDD/PCDF analysis results, Jan 2002

NYC 9/11 Public Portal Document

IB! H. A. Bader. Consultants TLI Project; 56392 Method 8290 PCDD/PCDF Analysis (b> Hient Sample; TLI Blank Analysis File; S020226

Internal Standards Amt. (hg) % Recovery QC Limits Ratio

'^C,2-2,3,7,8-TCDF 3.0 76.0 40%-130% 0.73 26:4] '’C,2-2,3,7.8-TCDD 3.2 80.0 40%-130% 0.80 27:23 '’Ci2-1.2,3,7,8-PeCDF 3.3 83.2 40%-130% 1.49 30:31 ’’C,2-1,2,3,7.8-PeCDD 3.9 98.2 40%. 130% 1.48 31:32 ”Ci2-1,2,3,6,7,8-HxCDF 3.0 74.8 40%-130% 0.49 34:01 '’C.2-1,2,3,6,7.8-HxCDD 4.0 99.1 40%-130% 1.21 34:42 '’C,2-1,2,3,4,6,7,8-HpCDF 2.5 61.8 25%-13O% 0.42 36:57 '’Ci2-l,2,3,4,6,7,8-HpCDD 4.8 121 25%-130% 1.01 38:01 '5C,2-1,2,3,4,6,7,8,9-OCDD 10.3 128 25%-130% 0.85 41.46

' MX ; Sunoipl. Sl.nd.,ds (Typ. B) Amt, (ng) %R.cov.qr QC Limit.

i’C„-2,3,4,7,8-PeCDF 3.8 93.8 40%-130% 1.49 31:12 '’C,2-1.2,3,4,7,8-HxCDF 2.7 68.6 40%-130% 0.49 33:54 »C,rlA3.4.7.8-HxCDD 3.7 93.1 40%-130% 1.21 34:37 '’C.2-l,2.3,4,7,8,9-HpCDF 4.2 106 25%-130% 0.42 38:32

□therstandatti Amt, (ng) %R.e.v«Z OCtlmH. .. .-RT RM.

”Cl4-2,3,7,8-TCDD 0.31 78.6 40%-130% 27:23

^RernateStanda,d«(Type^^^ ‘’Cn-1.2,3,7,8.9-HxCDF 3.7 91.3 40%-130% 0.50 35:18 '’C,2-2,3,4,6.7,8-HxCDF 3.7 93.1 40%-130% 0.50 34:30

Slmri.nl. ... ■. ■ FM. I ”C,3-1,2,3,4-TCDD 0.80 27:12 '’Ci2-1.2,3,7,8,9-HxCDD 1.20 35:01

Data Reviewer: 01/16/2002

Page 2 of 2 Mm.PSR • 1 DO, LARS 623.01

Triangle Laboratories, Inc.® 801 Capitola Drive • Durham. North Carolina 27713 Printed: 22:17 01/16/2002 Phone: (919) 544-5729 • Fax: (919) 544-5491 42

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