condition mean min max 12pM Fe 89.57215 89.2228 89.9215 58pM Fe 72.22727142857144 70.03964285714287 74.4149 233pM Fe 61.097699999999996 61.097699999999996 61.097699999999996 1160pM Fe 54.74389583333334 37.67129166666667 71.8165 Dark 51.029806666666666 50.55001333333333 51.5096 Light 38.34869153846154 38.34869153846154 38.34869153846154 Phloroglucinol 60.631 60.631 60.631