Copies and versions

Copies are not independent tests. A high similarity score can also match a reused form; it does not establish which copy came first or whether their findings agree.

• GCMS folder index page for November to December 2001 · Box DEP Box 21

  NYC-WTC_000031662

  · similarity 0.990 (not a probability)machine-extracted · confidence unavailable · Check page ↗
• GCMS method parameters and calibration data, Nov-Dec 2001 · Box DEP Box 21

  NYC-WTC_000032588

  · similarity 0.989 (not a probability)machine-extracted · confidence unavailable · Check page ↗
• GCMS scan data fragment for sample X, Nov 2001 · Box DEP Box 60

  NYC-WTC_000069151

  · similarity 0.986 (not a probability)machine-extracted · confidence unavailable · Check page ↗
• GCMS extraction log, Nov 2001 · Box DEP Box 60

  NYC-WTC_000069951

  · similarity 0.986 (not a probability)machine-extracted · confidence unavailable · Check page ↗
• GCMS extraction log fragment, Nov 2001 · Box DEP Box 60

  NYC-WTC_000069815

  · similarity 0.986 (not a probability)machine-extracted · confidence unavailable · Check page ↗
• GCMS scan document header, Nov 2001 · Box DEP Box 60

  NYC-WTC_000068721

  · similarity 0.986 (not a probability)machine-extracted · confidence unavailable · Check page ↗
• GCMS data file header, Dec 28 2001 · Box DEP Box 22

  NYC-WTC_000035515

  · similarity 0.986 (not a probability)machine-extracted · confidence unavailable · Check page ↗
• GCMS sample label, Nov-Dec 2001 · Box DEP Box 22

  NYC-WTC_000035339

  · similarity 0.985 (not a probability)machine-extracted · confidence unavailable · Check page ↗
• GCMS laboratory analysis data, Method 508, November 2001 · Box DEP Box 22

  NYC-WTC_000034719

  · similarity 0.985 (not a probability)machine-extracted · confidence unavailable · Check page ↗
• DEP extraction method sheet with drip rate data, September 2001 · Box DEP Box 67

  NYC-WTC_000086892

  · similarity 0.985 (not a probability)machine-extracted · confidence unavailable · Check page ↗
• GCMS extraction log, Nov 2001 · Box DEP Box 60

  NYC-WTC_000068556

  · similarity 0.985 (not a probability)machine-extracted · confidence unavailable · Check page ↗
• GCMS sample label, Nov-Dec 2001 · Box DEP Box 22

  NYC-WTC_000035423

  · similarity 0.985 (not a probability)machine-extracted · confidence unavailable · Check page ↗
• GCMS sample extraction log table, Nov 2001 · Box DEP Box 60

  NYC-WTC_000068397

  · similarity 0.985 (not a probability)machine-extracted · confidence unavailable · Check page ↗
• Extraction log sheet, Nov 2001 · Box DEP Box 60

  NYC-WTC_000069346

  · similarity 0.984 (not a probability)machine-extracted · confidence unavailable · Check page ↗
• GCMS data sheet header with surrogate recovery data, March 2002 · Box DEP Box 14

  NYC-WTC_000009548

  · similarity 0.981 (not a probability)machine-extracted · confidence unavailable · Check page ↗

Selected filing

GCMS data file header page with method parameters, Dec 2001

NYC-WTC_000032689

Header page from a GCMS data file listing method parameters and sample identifiers for December 2001 testing.

Environmental Protection, Dept. of · Volume NYC-WTC0002 · Box DEP Box 21

Open the record for the City’s folder metadata.

Comparison filing

GCMS sample label, Nov-Dec 2001

NYC-WTC_000035339

Label for a GCMS environmental sample collected between November and December 2001.

Environmental Protection, Dept. of · Volume NYC-WTC0002 · Box DEP Box 22

Open the record for the City’s folder metadata.