Methane (CH4)

≤100

ppmv

Ethane(C2H6)

≤250

ppmv

Propylene(C3H6)

≤1000

ppmv

Moisture(H2O)

0.9

ppmv

Sulfur

0.65

ppmv

Isobutane(C4H10)

≤2500

ppmv

N-butane(C4H10)

≤1000

ppmv