The order the City kept.

NYC-WTC_000050177

Administrative record from DEP Box 28 documenting GCMS activities at the World Trade Center site in January 2002.

NYC-WTC_000050178 – NYC-WTC_000050179

Instrument log sheet recording sample counts and operational parameters for GCMS Method 508 analysis in January 2002.

NYC-WTC_000050180 – NYC-WTC_000050183

Calibration report for GCMS analysis of sample AD31647 listing target compounds and response factors.

NYC-WTC_000050184 – NYC-WTC_000050188

Reference scan data for GCMS analysis of sample AD31647 listing target compounds and response factors.

NYC-WTC_000050189 – NYC-WTC_000050204

Blank analysis report for GCMS testing of sample AD31647 confirming no contamination above detection limits.

NYC-WTC_000050205 – NYC-WTC_000050221

Laboratory report documenting GCMS analysis of sample AD31647 with detection of unknown compounds and surrogate recovery.

NYC-WTC_000050222 – NYC-WTC_000050239

Laboratory report documenting GCMS analysis of sample AD31645 with detection of unknown compounds and surrogate recovery.

NYC-WTC_000050240 – NYC-WTC_000050257

Laboratory report documenting GCMS analysis of sample AD31646 with detection of unknown compounds and surrogate recovery.

NYC-WTC_000050258 – NYC-WTC_000050275

Laboratory report documenting GCMS analysis of sample AD31664 with detection of unknown compounds and surrogate recovery.

NYC-WTC_000050276 – NYC-WTC_000050293

Laboratory report documenting GCMS analysis of sample AD31674 with detection of unknown compounds and surrogate recovery.

NYC-WTC_000050294 – NYC-WTC_000050316

Laboratory report for sample AD31675 documenting detection of unknown compounds and surrogate recovery on January 25, 2002.

NYC-WTC_000050317 – NYC-WTC_000050333

Laboratory report for sample AD31676 documenting detection of unknown compounds and surrogate recovery on January 25, 2002.

NYC-WTC_000050334 – NYC-WTC_000050348

Laboratory report for sample AD31677 documenting detection of unknown compounds and surrogate recovery on January 25, 2002.

NYC-WTC_000050349

Instrument output displaying a total ion chromatogram for DFTPP calibration verification performed on January 23, 2002.

NYC-WTC_000050350 – NYC-WTC_000050353

Laboratory report for sample AD31647 documenting detection of organic compounds and surrogate recovery on January 24, 2002.

NYC-WTC_000050354 – NYC-WTC_000050369

Laboratory report for sample AE00100 documenting detection of unknown compounds and surrogate recovery on January 25, 2002.

NYC-WTC_000050370 – NYC-WTC_000050383

Laboratory report for sample AE00101 documenting detection of unknown compounds and surrogate recovery on January 25, 2002.

NYC-WTC_000050384 – NYC-WTC_000050396

Laboratory report for sample AE00103 documenting detection of unknown compounds and surrogate recovery on January 25, 2002.

NYC-WTC_000050397 – NYC-WTC_000050410

Laboratory report for sample AE00698 documenting detection of unknown compounds and surrogate recovery on January 25, 2002.

NYC-WTC_000050411 – NYC-WTC_000050420

Laboratory report for sample AE00838 documenting detection of unknown compounds and surrogate recovery on January 25, 2002.

NYC-WTC_000050421 – NYC-WTC_000050431

Laboratory report for sample AE00839 documenting detection of unknown compounds and surrogate recovery on January 25, 2002.