condition mean min max 12pM Fe 62.0606 49.062799999999996 75.0584 58pM Fe 43.212407142857145 39.6458 46.77901428571428 233pM Fe 45.1933 45.1933 45.1933 1160pM Fe 31.614944345238097 29.09124285714286 34.138645833333335 Dark 26.241343333333333 19.913 32.56968666666667 Light 25.98238153846154 25.98238153846154 25.98238153846154 Phloroglucinol 54.5911 54.5911 54.5911