condition mean min max 12pM Fe 56.33682499999999 46.3336 66.34004999999999 58pM Fe 38.73145714285714 24.0347 53.42821428571428 233pM Fe 34.5306 34.5306 34.5306 1160pM Fe 41.52167321428571 19.53887142857143 63.504475 Dark 14.790666 10.9084 18.672932 Light 10.607654615384615 10.607654615384615 10.607654615384615 Phloroglucinol 34.09996666666667 34.09996666666667 34.09996666666667