The order the City kept.

NYC-WTC_000016680

Document header or index page associated with gas chromatography mass spectrometry records from December 2001.

NYC-WTC_000016681 – NYC-WTC_000016688

Method blank report confirming absence of contamination during volatile organic compound testing procedures in January 2002.

NYC-WTC_000016689 – NYC-WTC_000016693

GCMS calibration report listing target compounds and response factors for December 2001 analysis.

NYC-WTC_000016694 – NYC-WTC_000016698

Reference standard analysis report verifying instrument performance for volatile organic compound testing in early 2002.

NYC-WTC_000016699 – NYC-WTC_000016707

GCMS analysis of environmental sample AD30021 conducted January 9, 2002.

NYC-WTC_000016708 – NYC-WTC_000016716

Gas chromatography-mass spectrometry analysis of sample AD30022 conducted January 9, 2002, measuring organic compounds with 80% surrogate recovery.

NYC-WTC_000016717 – NYC-WTC_000016725

GCMS analysis of environmental sample AD30113 conducted January 9, 2002.

NYC-WTC_000016726 – NYC-WTC_000016736

GCMS analysis of environmental sample AD30112 conducted January 9, 2002.

NYC-WTC_000016737 – NYC-WTC_000016745

GCMS analysis of environmental sample AD30087 conducted January 9, 2002.

NYC-WTC_000016746 – NYC-WTC_000016754

GCMS analysis of environmental sample AD30086 conducted January 9, 2002.

NYC-WTC_000016755 – NYC-WTC_000016763

GCMS analysis of environmental sample AD30116 conducted January 9, 2002.

NYC-WTC_000016764 – NYC-WTC_000016772

Laboratory GCMS analysis report for sample AD30257 conducted on January 9, 2002, by analyst DLV.

NYC-WTC_000016773 – NYC-WTC_000016782

Laboratory GCMS analysis report for sample AD30117 conducted on January 9, 2002, by analyst DLV.

NYC-WTC_000016783 – NYC-WTC_000016794

GCMS analysis of environmental sample AD30118 conducted January 9, 2002.