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Oxidation reaction device for specific compound carbon isotope analysis system

A carbon isotope and analysis system technology, applied in measurement devices, analytical materials, material separation, etc., can solve problems such as the linear change of sample injection volume and isotope value, achieve good application and promotion value, and reduce analysis costs.

Inactive Publication Date: 2014-07-30
LANZHOU CENT FOR OIL & GAS RESOURCES INST OF GEOLOGY & GEOPHYSICS CAS
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Problems solved by technology

[0005] The technical problem to be solved by the present invention is: in order to overcome the above-mentioned problems, an oxidation reaction device for a specific compound carbon isotope analysis system is provided, which solves the problem of the injection amount and the isotope value caused by the incomplete oxidation reaction. The problem of linear change has further improved the accuracy of carbon isotope testing of specific compounds

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  • Oxidation reaction device for specific compound carbon isotope analysis system
  • Oxidation reaction device for specific compound carbon isotope analysis system
  • Oxidation reaction device for specific compound carbon isotope analysis system

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Embodiment Construction

[0023] The present invention is described in further detail now in conjunction with accompanying drawing. These drawings are all simplified schematic diagrams, which only illustrate the basic structure of the present invention in a schematic manner, so they only show the configurations related to the present invention.

[0024] Such as figure 1 The shown oxidation reaction device for specific compound carbon isotope analysis system includes oxidation heating furnace body 21 and power wire 22 connected to oxidation heating furnace body 21 and thermocouple 23, and oxidation heating furnace body 21 is filled with Oxidation-catalytic material, the first ceramic capillary chromatographic column 15-1 and the second ceramic capillary chromatographic column 15-2 are respectively provided at both ends of the oxidation heating furnace body 21, and the first ceramic capillary chromatographic column 15-1 and the second ceramic capillary chromatographic column 15-1 The ceramic capillary c...

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Abstract

The invention relates to an oxidation reaction device for a specific compound carbon isotope analysis system, which comprises an oxidation heating furnace, a power wire and a thermocouple, wherein an oxidating-catalytic material is filled in the oxidation heating furnace; both ends of the oxidation heating furnace are respectively provided with a first ceramic capillary chromatographic column and a second ceramic capillary chromatographic column; the first ceramic capillary chromatographic column and the second capillary chromatographic column are respectively connected with a first oxidation device interface and a second oxidation device interface; the first oxidation device interface is connected with a gas chromatogram; the second oxidation device interface is connected with a drying device; and the drying device is connected with an isotopic ratio mass spectrogram. The test on hydrocarbon samples with different carbon numbers by using the oxidation reaction device indicates that the testing accuracy of the carbon isotope value is better than + / -(0.02-0.05)%, thereby satisfying the research demands, effectively lowering the analysis cost and having favorable application and popularization values.

Description

technical field [0001] The invention relates to the field of carbon isotope analysis systems, in particular to an oxidation reaction device for a specific compound carbon isotope analysis system. Background technique [0002] As an effective means, stable isotope technology is of great significance for revealing the laws of material evolution in nature, and it can provide rich information for the study of atoms, molecules, and ions in the microscopic world. Since the invention of stable isotope mass spectrometry at the beginning of the last century, geoscientists have been the initial promoters and applicators of this technology, and have used this technology to measure the abundance of elements in nature. From the current point of view, this situation has changed a lot, and researchers in more and more fields have used this technology to solve problems in corresponding fields. Isotope ratio mass spectrometer (IRMS), which is professionally used for isotope composition anal...

Claims

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Application Information

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Patent Type & Authority Patents(China)
IPC IPC(8): G01N30/06
Inventor 李中平李立武陶明信曹春辉杜丽王广徐义
Owner LANZHOU CENT FOR OIL & GAS RESOURCES INST OF GEOLOGY & GEOPHYSICS CAS
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