The order the City kept.

NYC-WTC_000033403

Laboratory report documenting GCMS analysis of sample AD27770 for unknown compounds and surrogates on January 3, 2002.

NYC-WTC_000033404 – NYC-WTC_000033416

Document header page from a GCMS analysis batch dated December 13, 2001, likely part of the WTC environmental monitoring series.

NYC-WTC_000033417 – NYC-WTC_000033432

Laboratory report documenting GCMS analysis of sample AD27544 for unknown compounds and surrogates on December 18, 2001.

NYC-WTC_000033433 – NYC-WTC_000033447

Laboratory report documenting GCMS analysis of sample AD27545 for unknown compounds and surrogates on December 18, 2001.

NYC-WTC_000033448 – NYC-WTC_000033457

Laboratory report documenting GCMS analysis of sample AD27546 for unknown compounds and surrogates on December 18, 2001.

NYC-WTC_000033458 – NYC-WTC_000033473

Gas chromatography-mass spectrometry analysis of environmental sample AD27547 performed on 12/18/01, detecting unknown compounds with 2,4-DDD surrogate standard at 5.0 ug MDL.

NYC-WTC_000033474 – NYC-WTC_000033489

Laboratory report documenting GCMS analysis of environmental sample AD27548 conducted on December 18, 2001.

NYC-WTC_000033490 – NYC-WTC_000033504

Laboratory report documenting GCMS analysis of environmental sample AD27549 conducted on December 18, 2001.

NYC-WTC_000033505 – NYC-WTC_000033520

Laboratory report documenting GCMS analysis of environmental sample AD27550 conducted on December 18, 2001.

NYC-WTC_000033521 – NYC-WTC_000033534

Laboratory report documenting GCMS analysis of environmental sample AD27569 conducted on December 18, 2001.

NYC-WTC_000033535 – NYC-WTC_000033547

Laboratory report documenting GCMS analysis of environmental sample AD27570 conducted on December 18, 2001.

NYC-WTC_000033548 – NYC-WTC_000033557

Laboratory report documenting GCMS analysis of environmental sample AD27571 conducted on December 18, 2001.