Explore or Search Our Complete Test List

A new addition to our site, the complete test list includes detailed descriptions, external links to methods and full text search.

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Test List > O (10 entries)

Below is a full list of analytical tests performed by TEI. Scroll through the list and click on a test name to see a list of individual methods and a more detailed description.

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Search the test list for entries containing:

  • Odor Analysis
    Odor Analysis For further information on this test, please contact TEI.
  • Oil and Grease
    Oil and Grease by EPA Method 1664 Determines n-hexane extractable material (HEM; oil and grease) and n-hexane extractable material that is not adsorbed by silica gel (SGT-HEM; non-polar material) ...
  • Oil
    Oil (C16-44) For further information on this test, please contact TEI.
  • Open Cup Flash Point
    Open Cup Flash Point For further information on this test, please contact TEI.
  • o-Phosphorus
    o-Phosphorus by EPA Method 365.2 Determines dissolved and total orthophosphate, hydrolyzable phosphate, and phosphorus (all forms) in drinking, surface and saline waters; domestic and industrial wastes. Samples should be ...
  • Organics
    Organics by ASTM Method D2974 Used to determine the moisture content, ash content, and percent organic matter in soil. http://www.astm.org/Standards/D2974.htm Organics by EPA Method 8260B ...
  • Oven Gas Analysis
    Oven Gas Analysis For further information on this test, please contact TEI.
  • Oxidizable Substances
    Oxidizable Substances For further information on this test, please contact TEI.
  • Oxidizing Substances (as Cl2)
    Oxidizing Substances (as Cl2) For further information on this test, please contact TEI.
  • Oxygen
    Oxygen For further information on this test, please contact TEI.