Component

r_iµ_i(kg/kmol)

T_cr(^ºk)

r_iT_cri

p_cr(bar)

r_ip_cri

Methane

15.09

191

179.2

47.1

44.4

Ethane

1.17

305

11.9

49.5

1.9

Propane

0.51

370

4.3

43.2

0.5

Isobutane

0.04

408

0.4

36.9

0.03

Normal butane

0.07

425

0.6

38.6

0.05

CO₂

0.17

305

1.2

75.2

0.3

Mixture parameters, total

17.05

---

197.6

---

47.2