Page 11 - Solution SystemGC for Hydrocarbon

Extended Natural Gas Analyzer (Dual Oven) Natural Gas Analyzer (ISO6974-3)

Nexis GC-2030ISO6974-3

Analyzer Description Typical Chromatogram

System Configuration:
・ 2 valves / 3 columns (packed) / 2
TCDs / FID
Sample Information:
・ Natural gas or similar gaseous mixture
Compounds Analysed:
・ C1 to C8 hydrocarbons
・ He, H 2, O 2, N 2, CO 2
Typical Concentration Range:
・ 0.1 % mol for permanent gases (O 2,
N 2, CO 2) on TCD, 1 ppm for C4 to
C8 hydrocarbons on FID except for
C3, H 2 / He and CH 4, 0.001 % mol
for C3, 0.01 % for H 2 / He and 50 %
mol for CH 4
Reference Method:
・ ISO6974-3, ISO6976 Natural Gas

Features

・ Dual TCD channels
・ Dedicated channel for Hydrogen and
Helium analysis
・ FID channel for C4 to C8
hydrocarbons
・ Rugged packed columns
・ 20 mins analysis time
・ ISO Calori c and Speci c Gravity
Calculation Software provided as per
ISO6976.

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