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Near-duplicate records

Copies and versions

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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 blank analysis results, May-June 2002

NYC-WTC_000012653

Laboratory report confirming the absence of target compounds in a procedural blank sample to verify analytical cleanliness.

Environmental Protection, Dept. of · Volume NYC-WTC0002 · Box DEP Box 15

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Selected filing: NYC-WTC_000012653, page 1

Comparison filing

GCMS blank analysis results for volatile organics, April 2002

NYC-WTC_000043332

Laboratory report documenting GCMS blank analysis for multiple organic compounds on April 24, 2002.

Environmental Protection, Dept. of · Volume NYC-WTC0002 · Box DEP Box 25

Open the record for the City’s folder metadata.

Comparison filing: NYC-WTC_000043332, page 1