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.

• GC/MS calibration form, Oct 2001 · Box DEP Box 67

  NYC-WTC_000086644

  · similarity 0.985 (not a probability)machine-extracted · confidence unavailable · Check page ↗
• GC/MS analysis results for sample AD22167, Sept 2001 · Box DEP Box 67

  NYC-WTC_000086738

  · similarity 0.972 (not a probability)machine-extracted · confidence unavailable · Check page ↗
• Fragmented DEP laboratory data sheet, folder 504, Sept 2001 · Box DEP Box 58

  NYC-WTC_000061567

  · similarity 0.972 (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 0.972 (not a probability)machine-extracted · confidence unavailable · Check page ↗
• GCMS scan data fragment, Nov 2001 · Box DEP Box 60

  NYC-WTC_000069028

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

Selected filing

Liquid-liquid extraction protocol sheet, Sept 2001

NYC-WTC_000086701

Standard operating procedure for liquid-liquid extraction specifying drip rates and reagent lot numbers.

Environmental Protection, Dept. of · Volume NYC-WTC0003 · Box DEP Box 67

Open the record for the City’s folder metadata.

Comparison filing

Fragmented DEP laboratory data sheet, folder 504, Sept 2001

NYC-WTC_000061567

A fragmented technical record from DEP Box 58 containing partial sample identifiers and parameters.

Environmental Protection, Dept. of · Volume NYC-WTC0003 · Box DEP Box 58

Open the record for the City’s folder metadata.