condition mean min max 12pM Fe 80.59 67.6434 93.5366 58pM Fe 51.29908571428571 43.702371428571425 58.8958 233pM Fe 30.003600000000002 30.003600000000002 30.003600000000002 1160pM Fe 33.586845833333335 24.289691666666666 42.884 Dark 46.45196 44.78062 48.1233 Light 32.78165461538462 32.78165461538462 32.78165461538462 Phloroglucinol 21.8817 21.8817 21.8817