| 摘要 |
<p>A sample heating apparatus comprising: an outer tube capable of being supplied with oxygen and being heated by a heating means from an outer peripheral side thereof; an inner tube capable of being supplied with a carrier gas which is inserted into the outer tube from a base end thereof; a sample-supplying boat being inserted into the inner tube from a base end thereof; and a water vapor generator of a jacket structure disposed on an outer periphery of the inner tube at a position approximately corresponding to a base end portion of the outer tube which is capable of being supplied with water and generating water vapor by heat inertia of the heating means; the inner tube being provided on its wall portion surrounded by the water vapor generator, with a hole for introducing the water vapor generated in the water vapor generator into the inner tube.</p> |
