{
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        9.867453918879792e-11,
        -3.588542169495999e-14
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      "Tmax": 553.5,
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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": 333.55646207522113,
      "max_abs_error_units": "J/mol",
      "type": "rational_polynomial"
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      "Tmax": 553.5,
      "Tmin": 279.47,
      "_note": "coefficients are in increasing order; input in K, output in J/mol; value is enthalpy minus hs_anchor enthalpy",
      "max_abs_error": 709.4840327132436,
      "max_abs_error_units": "J/mol",
      "type": "rational_polynomial"
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    "melting_line": {
      "BibTeX": "Penoncello-IJT-1995",
      "T_m": 279.96,
      "_note": "Modified coefficients to make minimum state agree with triple point",
      "parts": [
        {
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          "T_max": 401.7,
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      "description": "p' = pc*exp(Tc/T*sum(n_i*theta^t_i))",
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      "type": "pL",
      "using_tau_r": true
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      "Tmin": 279.47,
      "description": "rho' = rhoc*(1+sum(n_i*theta^t_i))",
      "max_abserror_percentage": 0.11107314879914565,
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        65.7039717441813
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      "type": "rhoLnoexp",
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    "rhoV": {
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      "Tmin": 279.47,
      "description": "rho'' = rhoc*exp(Tc/T*sum(n_i*theta^t_i))",
      "max_abserror_percentage": 0.2794645466547063,
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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": 0.6000495581652423,
      "max_abs_error_units": "J/mol/K",
      "type": "rational_polynomial"
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      "Tmax": 553.5,
      "Tmin": 279.47,
      "_note": "coefficients are in increasing order; input in K, output in J/mol/K; value is entropy minus hs_anchor entropy",
      "max_abs_error": 1.2826382871294317,
      "max_abs_error_units": "J/mol/K",
      "type": "rational_polynomial"
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    "surface_tension": {
      "BibTeX": "Mulero-JPCRD-2012",
      "Tc": 553.64,
      "a": [
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      "description": "sigma = sum(a_i*(1-T/Tc)^n_i)",
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  "EOS": [
    {
      "BibTeX_CP0": "",
      "BibTeX_EOS": "Zhou-JPCRD-2014",
      "STATES": {
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          "hmolar_units": "J/mol",
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          "rhomolar": 3224,
          "rhomolar_units": "mol/m^3",
          "smolar": 108.4622904833488,
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        "sat_min_liquid": {
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          "hmolar": -12201.20774159072,
          "hmolar_units": "J/mol",
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          "smolar": -38.53634977009352,
          "smolar_units": "J/mol/K"
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        "sat_min_vapor": {
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          "hmolar": 21815.897566469022,
          "hmolar_units": "J/mol",
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          "rhomolar_units": "mol/m^3",
          "smolar": 83.1836871742152,
          "smolar_units": "J/mol/K"
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      "T_max": 700,
      "T_max_units": "K",
      "Ttriple": 279.47,
      "Ttriple_units": "K",
      "acentric": 0.20926,
      "acentric_units": "-",
      "alpha0": [
        {
          "a1": 0.9891140602,
          "a2": 1.6359660572,
          "type": "IdealGasHelmholtzLead"
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        {
          "a": 3,
          "type": "IdealGasHelmholtzLogTau"
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        {
          "n": [
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            24.636,
            7.1715
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            1.69978323699422,
            3.946893063583815,
            8.11958092485549
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          "type": "IdealGasHelmholtzPlanckEinstein"
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      "alphar": [
        {
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            3,
            1,
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            2,
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          "eta": [
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          "type": "ResidualHelmholtzGaussian"
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      ],
      "critical_region_splines": {
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        "T_min": 553.5979946139788,
        "_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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        "cV": [
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      "gas_constant": 8.3144621,
      "gas_constant_units": "J/mol/K",
      "molar_mass": 0.08415948000000001,
      "molar_mass_units": "kg/mol",
      "p_max": 250000000,
      "p_max_units": "Pa",
      "pseudo_pure": false
    }
  ],
  "INFO": {
    "2DPNG_URL": "http://www.chemspider.com/ImagesHandler.ashx?id=7787",
    "ALIASES": [
      "Cyclohexane",
      "CYCLOHEXANE",
      "CYCLOHEX"
    ],
    "CAS": "110-82-7",
    "CHEMSPIDER_ID": 7787,
    "ENVIRONMENTAL": {
      "ASHRAE34": "UNKNOWN",
      "FH": 3,
      "GWP100": -1.0,
      "GWP20": -1.0,
      "GWP500": -1.0,
      "HH": 1,
      "Name": "CycloHexane",
      "ODP": -1.0,
      "PH": 0
    },
    "FORMULA": "C_{6}H_{12}",
    "INCHI_KEY": "XDTMQSROBMDMFD-UHFFFAOYSA-N",
    "INCHI_STRING": "InChI=1S/C6H12/c1-2-4-6-5-3-1/h1-6H2",
    "NAME": "CycloHexane",
    "REFPROP_NAME": "CYCLOHEX",
    "SMILES": "C1CCCCC1"
  },
  "STATES": {
    "critical": {
      "T": 553.6,
      "T_units": "K",
      "hmolar": 50654.05770528335,
      "hmolar_units": "J/mol",
      "p": 4082400.0,
      "p_units": "Pa",
      "rhomolar": 3224.0,
      "rhomolar_units": "mol/m^3",
      "smolar": 108.4413105254045,
      "smolar_units": "J/mol/K"
    },
    "triple_liquid": {
      "T": 279.47,
      "T_units": "K",
      "hmolar": -12201.20774159072,
      "hmolar_units": "J/mol",
      "p": 5240.204376932312,
      "p_units": "Pa",
      "rhomolar": 9403.392135168107,
      "rhomolar_units": "mol/m^3",
      "smolar": -38.53634977009352,
      "smolar_units": "J/mol/K"
    },
    "triple_vapor": {
      "T": 279.47,
      "T_units": "K",
      "hmolar": 21815.897566469022,
      "hmolar_units": "J/mol",
      "p": 5240.204376932312,
      "p_units": "Pa",
      "rhomolar": 2.264521624686739,
      "rhomolar_units": "mol/m^3",
      "smolar": 83.1836871742152,
      "smolar_units": "J/mol/K"
    }
  },
  "TRANSPORT": {
    "viscosity": {
      "BibTeX": "Tariq-JPCRD-2014-Cyclohexane",
      "dilute": {
        "hardcoded": "Cyclohexane"
      },
      "higher_order": {
        "T_reduce": 553.6,
        "T_reduce_units": "K",
        "a": [
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          2.5521774e-06,
          1.72734993e-05,
          -5.9372242e-06,
          -1.06186149e-05,
          4.3982781e-06,
          2.8894928e-06,
          -1.3468174e-06,
          -2.938491e-07,
          1.487134e-07
        ],
        "d1": [
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          12,
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        ],
        "d2": [
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        "f": [
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        "g": [
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        "gamma": [
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        "h": [
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        "l": [
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        "p": [
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        "q": [
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        "rhomolar_reduce": 3224.0,
        "rhomolar_reduce_units": "mol/m^3",
        "t1": [
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        "t2": [
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        "type": "modified_Batschinski_Hildebrand"
      },
      "initial_density": {
        "T_reducing": 1,
        "d": [
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        ],
        "n": [
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        "rhomolar_reducing": 1,
        "t": [
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        ],
        "type": "empirical"
      }
    }
  }
}