{
  "ALIASES": [
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    "ETHANE"
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    "melting_line": {
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      "description": "sigma = sum(a_i*(1-T/Tc)^n_i)", 
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  "CAS": "74-84-0", 
  "ENVIRONMENTAL": {
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    "FH": 4, 
    "GWP100": 2.9, 
    "GWP20": -1.0, 
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    "PH": 0
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          "eta": [
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      "gas_constant": 8.314472, 
      "gas_constant_units": "J/mol/K", 
      "molar_mass": 0.03006904, 
      "molar_mass_units": "kg/mol", 
      "p_max": 900000000, 
      "p_max_units": "Pa", 
      "pseudo_pure": false
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  ], 
  "NAME": "Ethane", 
  "REFPROP_NAME": "ETHANE", 
  "STATES": {
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      "p": 4872200.0, 
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      "rhomolar": 6856.886685, 
      "rhomolar_units": "mol/m^3"
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    "triple_liquid": {
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      "smolar": -49.753989479019666, 
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    "triple_vapor": {
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      "hmolar": 11293.461001075611, 
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      "smolar": 148.1500110422111, 
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  "TRANSPORT": {
    "conductivity": {
      "BibTeX": "Friend-JPCRD-1991", 
      "critical": {
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        "R0": 1.03, 
        "gamma": 1.242, 
        "qD": 1834862385.3, 
        "type": "simplified_Olchowy_Sengers", 
        "zeta0": 1.9e-10
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      "dilute": {
        "hardcoded": "Ethane"
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      "residual": {
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        "T_reducing": 305.33, 
        "T_reducing_units": "K", 
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        "rhomass_reducing": 206.5809, 
        "rhomass_reducing_units": "kg/m^3", 
        "t": [
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        "type": "polynomial"
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    "viscosity": {
      "BibTeX": "Friend-JPCRD-1991", 
      "dilute": {
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      "epsilon_over_k": 245.0, 
      "epsilon_over_k_units": "K", 
      "higher_order": {
        "hardcoded": "Ethane"
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      "sigma_eta": 4.3682e-10, 
      "sigma_eta_units": "m"
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  }
}