condition mean min max 12pM Fe 62.2358 44.4973 79.9743 58pM Fe 61.40722142857143 52.5404 70.27404285714286 233pM Fe 100.3731 100.3731 100.3731 1160pM Fe 64.83928499999999 12.56882 117.10974999999999 Dark 79.30192 51.6475 106.95634 Light 93.3528703076923 93.3528703076923 93.3528703076923 Phloroglucinol 44.63086666666667 44.63086666666667 44.63086666666667