The patent badge is an abbreviated version of the USPTO patent document. The patent badge does contain a link to the full patent document.

The patent badge is an abbreviated version of the USPTO patent document. The patent badge covers the following: Patent number, Date patent was issued, Date patent was filed, Title of the patent, Applicant, Inventor, Assignee, Attorney firm, Primary examiner, Assistant examiner, CPCs, and Abstract. The patent badge does contain a link to the full patent document (in Adobe Acrobat format, aka pdf). To download or print any patent click here.

Date of Patent:
Mar. 03, 2015

Filed:

Jul. 15, 2010
Applicants:

Jixin Liu, Beijing, CN;

LI Feng, Beijing, CN;

Dong LU, Beijing, CN;

Fengxi Zheng, Beijing, CN;

Junwei LI, Beijing, CN;

Inventors:

Jixin Liu, Beijing, CN;

Li Feng, Beijing, CN;

Dong Lu, Beijing, CN;

Fengxi Zheng, Beijing, CN;

Junwei Li, Beijing, CN;

Assignee:
Attorney:
Primary Examiner:
Assistant Examiner:
Int. Cl.
CPC ...
F21V 9/16 (2006.01); G01J 3/44 (2006.01); G01N 21/64 (2006.01); G01N 1/40 (2006.01);
U.S. Cl.
CPC ...
G01J 3/4406 (2013.01); G01N 2021/6417 (2013.01); G01N 2001/4033 (2013.01); G01N 1/4022 (2013.01); G01N 21/6402 (2013.01);
Abstract

An electrothermal vaporization atomic fluorescence spectrometer for determination of Cadmium comprising a sampling system, a light source, an atomizer, a light path system, a detection system, and a display device. The sampling system includes an electrothermal vaporization device and a capture trap; the capture trap comprises a Tungsten or Molybdenum coil (), a holder (), a cover () and a power supply (); the cover () and the holder () form a sealed space; the Tungsten or Molybdenum coil () is arranged on the holder (); the Tungsten or Molybdenum coil () is located inside the sealed space formed by the cover () and the holder (); and the cover () is provided with an inlet () and an outlet () thereon. An electrothermal vaporization atomic fluorescence spectroscopy for determination of Cadmium is also provided.


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