Calibration system and technique for photoluminescent oxygen sensors with zero point maintained with a metal-air battery
A calibration set (100) and method of using the set (100) to calibrate an analytical instrument capable of reading a photoluminescent oxygen probe (59). The set (100) includes at least (a) a first mass (51) of an oxygen sensitive photoluminescent dye (59) retained within a hermetically sealed space...
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Sprache: | eng ; fre ; ger |
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Zusammenfassung: | A calibration set (100) and method of using the set (100) to calibrate an analytical instrument capable of reading a photoluminescent oxygen probe (59). The set (100) includes at least (a) a first mass (51) of an oxygen sensitive photoluminescent dye (59) retained within a hermetically sealed space (120) so as to isolate the dye (59) from environmental oxygen, and in fluid communication with an activated metal-air battery (70) whereby any oxygen permeating into the hermetically sealed space (120) is quickly consumed by the battery (70), and (b) a second mass (52) of an oxygen sensitive photoluminescent dye (59) in fluid communication with an environmental concentration of oxygen. |
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