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Near-duplicate records

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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.

Selected filing

GCMS analysis log for sample AD31073

NYC-WTC_000017434

Record of a gas chromatography-mass spectrometry run for unknown compounds in sample AD31073 performed on January 18, 2002.

Environmental Protection, Dept. of · Volume NYC-WTC0002 · Box DEP Box 16

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Selected filing: NYC-WTC_000017434, page 1

Comparison filing

GCMS scan comments for sample AD30605

NYC-WTC_000017265

Laboratory note stating that the GCMS scan of sample AD30605 did not reveal unusual compounds on January 22, 2002.

Environmental Protection, Dept. of · Volume NYC-WTC0002 · Box DEP Box 16

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Comparison filing: NYC-WTC_000017265, page 1