condition mean min max 12pM Fe 29.550975 28.8018 30.300150000000002 58pM Fe 21.02817142857143 16.9901 25.066242857142857 233pM Fe 25.093700000000002 25.093700000000002 25.093700000000002 1160pM Fe 17.31860761904762 15.084586666666667 19.55262857142857 Dark 19.384569666666668 18.6007 20.168439333333335 Light 15.40973776923077 15.40973776923077 15.40973776923077 Phloroglucinol 11.0734 11.0734 11.0734