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Thermogravimetry (instrumentation)

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instrumentaion and thermogravimetry

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Thermogravimetry (instrumentation)

  1. 1. SPEAKERS:
  2. 2. “…. a technique in which the mass of a substance is measured as a function of temperature, while the substance is subjected to a controlled temperature programme.”
  3. 3. 3 Essential parts of thermo balance which are as follows:
  4. 4. A furnace is an enclosed structure used for heating materials to very high temperatures.
  5. 5. A microbalance is capable of making precise measurements of weight of objects of relatively small mass.
  6. 6. Recorder is use to record the data in computer in graphical form for further interpretation.
  7. 7. TEMPERATURE PROGRAMMER BALANCE CONTROLLER POWER FURNACE TEMP. SAMPLE TEMP. WEIGHTGAS IN GAS-TIGHT ENCLOSURE SAMPLE HEATER
  8. 8. The plot also shows the derivative of the TG curve, or the DTG curve, which is often useful in revealing extra detail, such as the small event around 400°C.

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