condition mean min max 12pM Fe 55.919425000000004 52.697950000000006 59.1409 58pM Fe 65.84673571428571 63.8985 67.79497142857143 233pM Fe 30.947899999999997 30.947899999999997 30.947899999999997 1160pM Fe 38.00690386904762 14.317579166666667 61.69622857142857 Dark 21.508552333333334 16.715604666666668 26.3015 Light 12.855566923076923 12.855566923076923 12.855566923076923 Phloroglucinol 35.649100000000004 35.649100000000004 35.649100000000004