Method of and apparatus for performing fixed pathlength vertical photometry
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United States of America Patent
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Oct 5, 1999
Grant Date -
N/A
app pub date -
Aug 7, 1998
filing date -
Aug 7, 1998
priority date (Note) -
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Abstract
A system for performing vertical spectrophotometric determinations uses a vessel which has an upper transparent surface and a lower transparent surface which are spaced apart to define a known fixed pathlength through which a light beam is transmitted. The vessel also includes a portion disposed above the upper surface which may be a spout having an opening for allowing the introduction of substances into the containment portion.
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