condition mean min max 12pM Fe 38.002625 27.26375 48.7415 58pM Fe 15.537757142857144 14.902214285714287 16.1733 233pM Fe 14.3774 14.3774 14.3774 1160pM Fe 13.266959523809524 5.280033333333333 21.253885714285715 Dark 15.617156333333334 14.733712666666667 16.5006 Light 6.804877692307692 6.804877692307692 6.804877692307692 Phloroglucinol 54.9412 54.9412 54.9412