{
    "id": 3383,
    "name": "HEPES buffer solution",
    "volume": 1000,
    "recipe": [
        {
            "recipe No.": 1,
            "compound": "NaOH",
            "compound_id": 256,
            "solution": null,
            "solution_id": null,
            "condition": null,
            "attribute": "pellets",
            "amount": 24,
            "unit": "g",
            "g_l": 24,
            "mmol_l": 600.045,
            "optional": "no"
        },
        {
            "recipe No.": 2,
            "compound": "HEPES",
            "compound_id": 371,
            "solution": null,
            "solution_id": null,
            "condition": null,
            "attribute": "free acid",
            "amount": 238.4,
            "unit": "g",
            "g_l": 238.4,
            "mmol_l": 1000.42,
            "optional": "no"
        },
        {
            "recipe No.": 3,
            "compound": "Distilled water",
            "compound_id": 4,
            "solution": null,
            "solution_id": null,
            "condition": null,
            "attribute": null,
            "amount": 1000,
            "unit": "ml",
            "g_l": null,
            "mmol_l": null,
            "optional": "no"
        }
    ],
    "steps": [
        {
            "recipe No.": null,
            "step": "Fist dissolve NaOH in ca 600 ml water, then add HEPES, adjust pH to 7.5 and fill up to 1000 ml volume."
        }
    ],
    "equipment": [],
    "Sol. No.": null,
    "main solution": "no"
}