{
    "Ammonia-API": {
        "units": "ppm",
        "led": 630,
        "fit_type": "polynomial",
        "fit_coef": [
            1.051435927591265,
            1.8318935853143112,
            0.0
        ],
        "range": {
            "min": 0.0,
            "max": 1.95
        }
    }
}