Low density hydrocarbon that stay semi-solid liquid in subsurface reservoir.
0.816 ÷ 0.87 | 31.1° ÷ 42° |
The usual composition ranges between C4 and C8 and API gravity is in the range of 31.1° ÷ 42° (Specific Gravity = 0.816 ÷ 0.87).
May include minor organic and inorganic chemical substances.