{
  "ANCILLARIES": {
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      "_note": "coefficients are in increasing order; input in K, output in J/mol; value is enthalpy minus hs_anchor enthalpy",
      "max_abs_error": 376.51938406236513,
      "max_abs_error_units": "J/mol",
      "type": "rational_polynomial"
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        -2.9861697218437715e-10,
        1.0849858354638855e-13
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      "_note": "coefficients are in increasing order; input in K, output in J/mol; value is enthalpy minus hs_anchor enthalpy",
      "max_abs_error": 846.2821513545705,
      "max_abs_error_units": "J/mol",
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      "description": "p'' = pc*exp(Tc/T*sum(n_i*theta^t_i))",
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        -13.106880507410812
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      "type": "pV",
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      "Tmax": 562.0199999999986,
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      "description": "rho' = rhoc*(1+sum(n_i*theta^t_i))",
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        14.872052666571532,
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        1158.1329856052375,
        -3128.774352224071
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      "reducing_value": 3902.0,
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      "type": "rhoLnoexp",
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      "T_r": 562.02,
      "Tmax": 562.0199999999986,
      "Tmin": 278.674,
      "description": "rho'' = rhoc*exp(Tc/T*sum(n_i*theta^t_i))",
      "max_abserror_percentage": 0.31355152586733936,
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        23.553523125085235,
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      "type": "rhoV",
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        -6.533821280556607e-11,
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      "_note": "coefficients are in increasing order; input in K, output in J/mol/K; value is entropy minus hs_anchor entropy",
      "max_abs_error": 0.670463230705046,
      "max_abs_error_units": "J/mol/K",
      "type": "rational_polynomial"
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        -4.872969272569453e-05,
        1.4263950361676005e-08,
        9.666423804354728e-11,
        -1.5555968001310246e-13,
        7.656482336490157e-17
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      "Tmax": 561.92,
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      "_note": "coefficients are in increasing order; input in K, output in J/mol/K; value is entropy minus hs_anchor entropy",
      "max_abs_error": 1.5103729056091346,
      "max_abs_error_units": "J/mol/K",
      "type": "rational_polynomial"
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    "surface_tension": {
      "BibTeX": "Mulero-JPCRD-2012",
      "Tc": 562.02,
      "a": [
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      "description": "sigma = sum(a_i*(1-T/Tc)^n_i)",
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  "EOS": [
    {
      "BibTeX_CP0": "",
      "BibTeX_EOS": "Thol-HTHP-2012",
      "STATES": {
        "hs_anchor": {
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          "rhomolar": 3511.8,
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          "smolar": 108.66827371730366,
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          "hmolar_units": "J/mol",
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          "rhomolar_units": "mol/m^3",
          "smolar": 91.12230224469212,
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        "sat_min_liquid": {
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          "hmolar": -10422.52135757931,
          "hmolar_units": "J/mol",
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          "smolar": -33.0350385085635,
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        "sat_min_vapor": {
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          "hmolar": 24552.953180640834,
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          "rhomolar_units": "mol/m^3",
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          "smolar_units": "J/mol/K"
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      "T_max": 725,
      "T_max_units": "K",
      "Ttriple": 278.674,
      "Ttriple_units": "K",
      "acentric": 0.2108369732700151,
      "acentric_units": "-",
      "alpha0": [
        {
          "a1": -0.6740687105,
          "a2": 2.5560188958,
          "type": "IdealGasHelmholtzLead"
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        {
          "a": 2.94645,
          "type": "IdealGasHelmholtzLogTau"
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        {
          "n": [
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          "t": [
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          "type": "IdealGasHelmholtzPlanckEinstein"
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        {
          "a1": -2.8421709430404e-12,
          "a2": 4.99600884354027e-11,
          "reference": "NBP",
          "type": "IdealGasHelmholtzEnthalpyEntropyOffset"
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      "alphar": [
        {
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          "type": "ResidualHelmholtzPower"
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        {
          "beta": [
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          "type": "ResidualHelmholtzGaussian"
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      "critical_region_splines": {
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        "T_min": 562.0154317177073,
        "_note": "Coefficients for the critical cubic spline.  T = c[0]*rho^3 + c[1]*rho^2 + c[2]*rho + c[3] with rho in mol/m^3 and T in K",
        "cL": [
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      "gas_constant": 8.314472,
      "gas_constant_units": "J/mol/K",
      "molar_mass": 0.07811180000000001,
      "molar_mass_units": "kg/mol",
      "p_max": 500000000,
      "p_max_units": "Pa",
      "pseudo_pure": false
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  ],
  "INFO": {
    "2DPNG_URL": "http://www.chemspider.com/ImagesHandler.ashx?id=236",
    "ALIASES": [
      "benzene",
      "BENZENE"
    ],
    "CAS": "71-43-2",
    "CHEMSPIDER_ID": 236,
    "ENVIRONMENTAL": {
      "ASHRAE34": "UNKNOWN",
      "FH": 3,
      "GWP100": -1.0,
      "GWP20": -1.0,
      "GWP500": -1.0,
      "HH": 2,
      "Name": "Benzene",
      "ODP": -1.0,
      "PH": 0
    },
    "FORMULA": "C_{6}H_{6}",
    "INCHI_KEY": "UHOVQNZJYSORNB-UHFFFAOYSA-N",
    "INCHI_STRING": "InChI=1S/C6H6/c1-2-4-6-5-3-1/h1-6H",
    "NAME": "Benzene",
    "REFPROP_NAME": "BENZENE",
    "SMILES": "c1ccccc1"
  },
  "STATES": {
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      "T": 562.02,
      "T_units": "K",
      "hmolar": 43026.04238399574,
      "hmolar_units": "J/mol",
      "p": 4894000.0,
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      "rhomolar": 3902.0,
      "rhomolar_units": "mol/m^3",
      "smolar": 91.10592163092089,
      "smolar_units": "J/mol/K"
    },
    "triple_liquid": {
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      "hmolar": -10422.52135757931,
      "hmolar_units": "J/mol",
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      "rhomolar": 11446.46559192032,
      "rhomolar_units": "mol/m^3",
      "smolar": -33.0350385085635,
      "smolar_units": "J/mol/K"
    },
    "triple_vapor": {
      "T": 278.674,
      "T_units": "K",
      "hmolar": 24552.953180640834,
      "hmolar_units": "J/mol",
      "p": 4783.772578698541,
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      "rhomolar": 2.071643700907669,
      "rhomolar_units": "mol/m^3",
      "smolar": 92.47172102968435,
      "smolar_units": "J/mol/K"
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  },
  "TRANSPORT": {
    "conductivity": {
      "BibTeX": "Assael-JPCRD-2012-Benzene",
      "critical": {
        "GAMMA": 0.0569,
        "R0": 1.02,
        "gamma": 1.239,
        "qD": 1612903225,
        "type": "simplified_Olchowy_Sengers",
        "zeta0": 2.16e-10
      },
      "dilute": {
        "A": [
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          0.868266
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        "T_reducing": 562.02,
        "T_reducing_units": "K",
        "m": [
          0,
          1,
          2
        ],
        "n": [
          0,
          1,
          2
        ],
        "type": "ratio_of_polynomials"
      },
      "residual": {
        "B": [
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          -0.0119268,
          -0.0773415,
          0.0833389,
          0.0714001,
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        "T_reducing": 562.02,
        "T_reducing_units": "K",
        "d": [
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          2,
          3,
          3,
          4,
          4,
          5,
          5
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        "rhomass_reducing": 304.7922436,
        "rhomass_reducing_units": "kg/m^3",
        "t": [
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          -1,
          0,
          -1,
          0,
          -1,
          0,
          -1
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        "type": "polynomial"
      }
    },
    "viscosity": {
      "BibTeX": "Avgeri-JPCRD-2014-Benzene",
      "dilute": {
        "C": 2.1357e-08,
        "a": [
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          -0.476136,
          -0.015269
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        "molar_mass": 0.07811184,
        "molar_mass_units": "kg/mol",
        "t": [
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        "type": "collision_integral"
      },
      "epsilon_over_k": 412.0,
      "epsilon_over_k_units": "K",
      "higher_order": {
        "hardcoded": "Benzene"
      },
      "initial_density": {
        "b": [
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          2491.6597,
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          14.085455,
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        "t": [
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          -1.0,
          -1.25,
          -1.5,
          -2.5,
          -5.5
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        "type": "Rainwater-Friend"
      },
      "sigma_eta": 5.4e-10,
      "sigma_eta_units": "m"
    }
  }
}