[
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        "medium_id": 248,
        "compound": "Agar",
        "g_l": 20,
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        "optional": "no"
    },
    {
        "medium_id": 248,
        "compound": "Oat flakes",
        "g_l": 20,
        "mmol_l": null,
        "optional": "no"
    },
    {
        "medium_id": 248,
        "compound": "Yeast extract",
        "g_l": 2,
        "mmol_l": null,
        "optional": "no"
    },
    {
        "medium_id": 248,
        "compound": "MnCl2 x 4 H2O",
        "g_l": 0.001,
        "mmol_l": 0.00505293,
        "optional": "no"
    },
    {
        "medium_id": 248,
        "compound": "FeSO4 x 7 H2O",
        "g_l": 0.001,
        "mmol_l": 0.00359693,
        "optional": "no"
    },
    {
        "medium_id": 248,
        "compound": "ZnSO4 x 7 H2O",
        "g_l": 0.001,
        "mmol_l": 0.00347752,
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    },
    {
        "medium_id": 248,
        "compound": "Distilled water",
        "g_l": null,
        "mmol_l": null,
        "optional": "no"
    }
]