condition mean min max 12pM Fe 247.62924999999998 201.935 293.32349999999997 58pM Fe 223.49742857142854 188.968 258.0268571428571 233pM Fe 188.299 188.299 188.299 1160pM Fe 131.7969976190476 98.94082857142857 164.65316666666666 Dark 144.3505133333333 139.242 149.45902666666666 Light 59.283153846153844 59.283153846153844 59.283153846153844 Phloroglucinol 52.6945 52.6945 52.6945