condition mean min max 12pM Fe 558.15225 216.7115 899.593 58pM Fe 536.4998571428572 174.7997142857143 898.2 233pM Fe 168.938 168.938 168.938 1160pM Fe 346.73311011904764 56.17279166666667 637.2934285714286 Dark 273.06336 272.34772 273.779 Light 390.7098461538462 390.7098461538462 390.7098461538462 Phloroglucinol 82.5174 82.5174 82.5174