condition mean min max 12pM Fe 21.8688 14.899799999999999 28.8378 58pM Fe 13.623438571428572 9.541177142857142 17.7057 233pM Fe 10.79072 10.79072 10.79072 1160pM Fe 11.09368494047619 6.545984166666667 15.641385714285715 Dark 12.848254666666666 10.395209333333334 15.3013 Light 14.792670769230769 14.792670769230769 14.792670769230769 Phloroglucinol 13.926599999999999 13.926599999999999 13.926599999999999