Figure 2:
A) Detection of 1000 ppm (v/v) of C1 and 250 ppm (v/v) of C
2
-C
5
by FID; B) Detection of 10,000 ppm (v/v) of CO and CO
2
by FID; C) Detection of 10,000 ppm (v/v) CO
2
, H
2
, O
2
, N
2
and CO by TCD; D) Detection of 10 ppm (v/v) of H
2
S by FPD.
