condition mean min max 12pM Fe 468.83225 282.881 654.7835 58pM Fe 795.2500714285713 575.646 1014.8541428571428 233pM Fe 2151.06 2151.06 2151.06 1160pM Fe 902.306505952381 626.1784285714285 1178.4345833333334 Dark 2045.3092333333334 1882.82 2207.7984666666666 Light 1841.5359230769232 1841.5359230769232 1841.5359230769232 Phloroglucinol 1863.23 1863.23 1863.23