condition mean min max 12pM Fe 32.2582 28.9904 35.525999999999996 58pM Fe 21.10577142857143 19.5976 22.613942857142856 233pM Fe 23.715799999999998 23.715799999999998 23.715799999999998 1160pM Fe 14.656129583333334 12.527459166666667 16.7848 Dark 14.425357 14.0447 14.806014 Light 6.4881400000000005 6.4881400000000005 6.4881400000000005 Phloroglucinol 15.844033333333334 15.844033333333334 15.844033333333334