Chemical apparatus and process disinfecting – deodorizing – preser – Analyzer – structured indicator – or manipulative laboratory... – Calorimeter
Reexamination Certificate
2007-09-25
2010-06-29
Hill, Jr., Robert J (Department: 1797)
Chemical apparatus and process disinfecting, deodorizing, preser
Analyzer, structured indicator, or manipulative laboratory...
Calorimeter
C422S051000, C422S083000, C422S088000, C436S124000
Reexamination Certificate
active
07744815
ABSTRACT:
A device and a method are provided for determining chlorine dioxide, especially in the presence of chlorine as a foreign gas. In the device the gas sample is exposed at first to a reagent for removing chlorine and subsequently to an indicator or to an electrochemical cell for the qualitative and/or quantitative determination of chlorine dioxide. The reagent for removing chlorine is or contains cyclohexylsulfamic acid and/or salts thereof. The device, through which flow can take place may be a test tube.
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Bohm Holger
Mohrmann Andreas
Runge Bettina
Schulten Armin
Dräger Safety AG & Co. KGaA
Gerido Dwan A
Hill, Jr. Robert J
McGlew and Tuttle , P.C.
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