test.json

{
    "residual_model": "PC-SAFT",
    "residual_substance_parameters": [
        {
            "identifier": {
                "cas": "74-82-8",
                "name": "methane",
                "iupac_name": "methane",
                "smiles": "C",
                "inchi": "InChI=1/CH4/h1H4",
                "formula": "CH4"
            },
            "model_record": {
                "m": 1.0,
                "sigma": 3.7039,
                "epsilon_k": 150.03
            },
            "molarweight": 16.043
        },
        {
            "identifier": {
                "cas": "110-82-7",
                "name": "cyclohexane",
                "iupac_name": "cyclohexane",
                "smiles": "C1CCCCC1",
                "inchi": "InChI=1/C6H12/c1-2-4-6-5-3-1/h1-6H2",
                "formula": "C6H12"
            },
            "model_record": {
                "m": 2.5303,
                "sigma": 3.8499,
                "epsilon_k": 278.11
            },
            "molarweight": 84.147
        }
    ],
    "residual_binary_parameters": {
        "id1": {
            "cas": "67-56-1",
            "name": "methanol",
            "iupac_name": "methanol",
            "smiles": "CO",
            "inchi": "InChI=1/CH4O/c1-2/h2H,1H3",
            "formula": "CH4O"
        },
        "id2": {
            "cas": "110-82-7",
            "name": "cyclohexane",
            "iupac_name": "cyclohexane",
            "smiles": "C1CCCCC1",
            "inchi": "InChI=1/C6H12/c1-2-4-6-5-3-1/h1-6H2",
            "formula": "C6H12"
        },
        "model_record": {
            "k_ij": 0.051
        }
    }
}