condition mean min max 12pM Fe 113.465575 72.20415 154.727 58pM Fe 79.01267857142857 52.827357142857146 105.198 233pM Fe 37.147999999999996 37.147999999999996 37.147999999999996 1160pM Fe 60.12657976190476 37.34321666666666 82.90994285714285 Dark 52.812788 52.428776 53.1968 Light 34.39966923076923 34.39966923076923 34.39966923076923 Phloroglucinol 89.10633333333334 89.10633333333334 89.10633333333334