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.

• DEP Lab Report Sample AD27232 Blank, Dec 2001 · Box DEP Box 30

  NYC-WTC_000057049

  · similarity 0.989 (not a probability)machine-extracted · confidence unavailable · Check page ↗
• GC/MS Method 525.2 analysis report, Dec 5, 2001 · Box DEP Box 30

  NYC-WTC_000055093

  · similarity 0.989 (not a probability)machine-extracted · confidence unavailable · Check page ↗
• Method 525.2 organic compound analysis, December 5, 2001 · Box DEP Box 30

  NYC-WTC_000055091

  · similarity 0.989 (not a probability)machine-extracted · confidence unavailable · Check page ↗
• Gas chromatography-mass spectrometry results, Dec 2001 · Box DEP Box 30

  NYC-WTC_000055809

  · similarity 0.976 (not a probability)machine-extracted · confidence unavailable · Check page ↗
• Calibration standard analysis results, sample AD27547, Nov-Dec 2001 · Box DEP Box 30

  NYC-WTC_000057727

  · similarity 0.972 (not a probability)machine-extracted · confidence unavailable · Check page ↗
• GC-MS calibration data, Dec 2001 · Box DEP Box 30

  NYC-WTC_000055807

  · similarity 0.971 (not a probability)machine-extracted · confidence unavailable · Check page ↗

Selected filing

DEP Lab Data Review Sample Nov 19, Dec 2001

NYC-WTC_000057051

Data review document for a November 19 sample analyzed under Method 525 with recovery statistics.

Environmental Protection, Dept. of · Volume NYC-WTC0002 · Box DEP Box 30

Open the record for the City’s folder metadata.

Comparison filing

Gas chromatography-mass spectrometry results, Dec 2001

NYC-WTC_000055809

GC-MS analytical data and quality assurance results for polycyclic aromatic hydrocarbons and surrogate compounds with recovery analysis, Dec 18-19, 2001.

Environmental Protection, Dept. of · Volume NYC-WTC0002 · Box DEP Box 30

Open the record for the City’s folder metadata.