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NYC-WTC_000228425

Label derived from the City's folder field. The City does not supply document titles.NYC-WTC_000228425–000228446
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NYC 9/11 Public Portal Document Pace Analytical Services, Inc. 1700 Elm Street. Suite 200 ^ace Analytical" Minneapolis, MN 55414 Phone 612.607.1700 wwv.pacalabs.com Fax: 612.607.6444 TABLE 1. Spike Levels of PCDD/PCDF Standards

Internal Standards Spike Level (ng)

2,3,7,8-TCDF- ’3C,2 2,0

2,3,7,8-TCDD-’3C,2 2.0

1,2,3,7,8-PeCDF-’"C,2 2.0

2,3,4,7,8-PeCDF-’3C,2 2.0

1,2,3,7,8-PeCDD-’^Ci2 2.0

1,2,3,4,7,8-H xCDF-’"C,2 2.0

1,2,3,6,7,8-HxCDF-’3C,2 2.0

1,2,3,7,8,9-HxCDF-’3Ci2 2.0

2,3,4,6,7,8-HxCDF-’3Ci2 2.0

1,2,3,4,7,8-H xCDD-’3C,2 2.0

1,2,3,6,7,8-HxCDD-’=’C,2 2.0

1,2.3,4,6,7,8-HpCDF-’’C,2 2.0

1,2.3.4.7,8,9-HpCDF-’^C,2 2.0

1,2,3,4,6,7,8-HpCDD-’"C,2 2.0

0CDD-’"Cu 4.0

Recovery Standards

1,2,3,4-TCDD-’^Ci2 2.0

1,2,3,7,8,9-HxCDD-’3C,2 2.0

Enrichment EliiHHicv Standard

2,3,7.8-TCDD-”Cl4 0.2

REPORT OF LABORATORY ANALYSIS This report shall not be reproduced, except in full, without the written consent of Pace Analytical Services, Inc.

/nebci CITY_21MC100_002900513

NYC-WTC_000228434

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NYC-WTC_000228434Source: NYC Law Department, mirrored locally

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