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Method 1664, revision A : n-hexane extractable material (HEM ; oil and grease) and silica gel treated n-hexane extractable material (SGT-HEM ; non-polar material) by extraction and gravimetry.
- Format:
- Book
- Government document
- Language:
- English
- Subjects (All):
- Ozone layer depletion--Prevention--Government policy--United States.
- Ozone layer depletion.
- United States.
- Physical Description:
- 1 online resource ([28] pages)
- Other Title:
- N-hexane extractable material (HEM; oil and grease) and silica gel treated n-hexane extractable material (SGT-HEM; non-polar material) by extraction and gravimetry
- Place of Publication:
- Washington, DC : U.S. Environmental Protection Agency, Office of Water, [1999]
- Notes:
- Title from title screen (viewed May 14, 2004).
- "February 1999."
- "EPA-821-R-98-002."
- "PB99-121949."
- "Prepared under EPA Contract no. 68-C-98-139 by DynCorp Information and Enterprise Technology"--Page [2].
- OCLC:
- 55140476
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