{
  "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": 277.0991544024728,
      "max_abs_error_units": "J/mol",
      "type": "rational_polynomial"
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        -8.463459729590336e-10,
        4.977630280488809e-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": 680.2046953885297,
      "max_abs_error_units": "J/mol",
      "type": "rational_polynomial"
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      "description": "p' = pc*exp(Tc/T*sum(n_i*theta^t_i))",
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        39.44778344273422,
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      "type": "pL",
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      "description": "rho' = rhoc*(1+sum(n_i*theta^t_i))",
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        6.793310681390873,
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      "type": "rhoLnoexp",
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      "Tmin": 146.35,
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      "max_abserror_percentage": 0.7920968700624531,
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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": 0.7554251786648507,
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      "type": "rational_polynomial"
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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": 1.9878057326133707,
      "max_abs_error_units": "J/mol/K",
      "type": "rational_polynomial"
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      "BibTeX": "Mulero-JPCRD-2012",
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      "description": "sigma = sum(a_i*(1-T/Tc)^n_i)",
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  "EOS": [
    {
      "BibTeX_CP0": "",
      "BibTeX_EOS": "Lemmon-JCED-2016-365227",
      "STATES": {
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          "hmolar_units": "J/mol",
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        "sat_min_vapor": {
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      "T_max": 475,
      "T_max_units": "K",
      "Ttriple": 146.35,
      "Ttriple_units": "K",
      "acentric": 0.3576412419532815,
      "acentric_units": "-",
      "alpha0": [
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        {
          "a": 3,
          "type": "IdealGasHelmholtzLogTau"
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        {
          "n": [
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          "type": "IdealGasHelmholtzPlanckEinstein"
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      "alphar": [
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          "type": "ResidualHelmholtzPower"
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          "type": "ResidualHelmholtzGaussian"
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      "critical_region_splines": {
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        "T_min": 374.8931050613274,
        "_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": 8.3144621,
      "gas_constant_units": "J/mol/K",
      "molar_mass": 0.17002886,
      "molar_mass_units": "kg/mol",
      "p_max": 60000000,
      "p_max_units": "Pa",
      "pseudo_pure": false
    }
  ],
  "INFO": {
    "2DPNG_URL": "http://www.chemspider.com/ImagesHandler.ashx?id=61257",
    "ALIASES": [
      "R227ea"
    ],
    "CAS": "431-89-0",
    "CHEMSPIDER_ID": 61257,
    "ENVIRONMENTAL": {
      "ASHRAE34": "A1",
      "FH": 0,
      "GWP100": 3220.0,
      "GWP20": 5310.0,
      "GWP500": 1040.0,
      "HH": 1,
      "Name": "R227EA",
      "ODP": -1.0,
      "PH": 0
    },
    "FORMULA": "C_{3}F_{7}H_{1}",
    "INCHI_KEY": "YFMFNYKEUDLDTL-UHFFFAOYSA-N",
    "INCHI_STRING": "InChI=1S/C3HF7/c4-1(2(5,6)7)3(8,9)10/h1H",
    "NAME": "R227EA",
    "REFPROP_NAME": "R227EA",
    "SMILES": "C(C(F)(F)F)(C(F)(F)F)F"
  },
  "STATES": {
    "critical": {
      "T": 374.90000000000003,
      "T_units": "K",
      "hmolar": 59607.506298756474,
      "hmolar_units": "J/mol",
      "p": 2925242.2339447653,
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      "rhomolar": 3495.0,
      "rhomolar_units": "mol/m^3",
      "smolar": 246.5494357452648,
      "smolar_units": "J/mol/K"
    },
    "triple_liquid": {
      "T": 146.35,
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      "hmolar": 12304.215340872486,
      "hmolar_units": "J/mol",
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      "rhomolar_units": "mol/m^3",
      "smolar": 64.34702582016915,
      "smolar_units": "J/mol/K"
    },
    "triple_vapor": {
      "T": 146.35,
      "T_units": "K",
      "hmolar": 42043.4604638721,
      "hmolar_units": "J/mol",
      "p": 7.331559169108263,
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      "rhomolar": 0.0060253481834979875,
      "rhomolar_units": "mol/m^3",
      "smolar": 267.5533471252583,
      "smolar_units": "J/mol/K"
    }
  },
  "TRANSPORT": {
    "conductivity": {
      "BibTeX": "Huber-IECR-2003",
      "f_int": {
        "T_reducing": 1.0,
        "T_reducing_units": "K",
        "a": [
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          8.31496e-09
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        "t": [
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      },
      "psi": {
        "a": [
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        "rhomolar_reducing": 3370.0,
        "rhomolar_reducing_units": "mol/m^3",
        "t": [
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      },
      "q_D": 1999999999.9999998,
      "q_D_units": "m",
      "reference_fluid": "Propane",
      "type": "ECS"
    },
    "viscosity": {
      "BibTeX": "Huber-IECR-2003",
      "epsilon_over_k": 289.34,
      "epsilon_over_k_units": "K",
      "psi": {
        "a": [
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        "rhomolar_reducing": 3370.0,
        "rhomolar_reducing_units": "mol/m^3",
        "t": [
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          2
        ]
      },
      "reference_fluid": "Propane",
      "sigma_eta": 5.746000000000001e-10,
      "sigma_eta_units": "m",
      "type": "ECS"
    }
  }
}