condition mean min max 12pM Fe 550.52675 437.30449999999996 663.749 58pM Fe 433.2243571428571 260.4817142857143 605.967 233pM Fe 316.48699999999997 316.48699999999997 316.48699999999997 1160pM Fe 719.014368452381 81.12730833333333 1356.9014285714286 Dark 820.4756666666667 696.3653333333333 944.586 Light 839.1243076923076 839.1243076923076 839.1243076923076 Phloroglucinol 499.23199999999997 499.23199999999997 499.23199999999997