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Quantachrome Instruments: Porous Materials Characterization - Surface Area, Pore Size, Density
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TPD: Temperature Programmed Desorption

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TPR Win
Data Screens


TPR DATA Screen
TPR Data Screen

TPD Data Screen
TPD Data Screen

Pulse Titration Data Screen
Pulse Titration Data Screen

BET DATA Screen
B.E.T. Data Acquisition

  

Pure carrier gas (typically helium) flows over the sample as the temperature is raised to desorb the previously adsorbed gas. The TCD monitors this rate of desorption. This characteristic "fingerprint" thus formed is used to determine, for example, the distribution of acid-site strength if ammonia is the sorbed gas, or the distribution of basic sites if carbon dioxide is the sorbed gas.

TPD Data Screen


ChemBET™ TPR/TPD

ChemBET PULSAR ™ TPR/TPD

 

 

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