Method and apparatus for the determination of sulphur...

Details Method and apparatus for the determination of sulphur... Method and apparatus for the determination of sulphur...

G - Physics

01

N

150/19

G01N 21/72 (2006.01) G01N 25/24 (2006.01) G01N 30/74 (2006.01) G01N 31/12 (2006.01)

Patent

CA 1137863

ABSTRACT OF THE DISCLOSURE: A method and apparatus for the quatitative determina- tion of very small percentages of sulphur in sample analysis carried-out by means of sample combustion in a helium current temporary enriched with oxygen, catalytic oxidation and reduction of combustion gases, gas chromatographic separation and detection in a thermal conductivity detector. At the outlet of this thermal conductivity detector the products are fed to a water trap and then a sulphur selective detector of the flame photometric type to detect sulphur contents below 0,5 µg.

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