condition mean min max 12pM Fe 78.9356 66.405 91.4662 58pM Fe 66.29381428571429 40.89702857142857 91.6906 233pM Fe 39.948 39.948 39.948 1160pM Fe 50.716141071428574 34.656425 66.77585714285715 Dark 54.88933 46.0939 63.68476 Light 53.96569230769231 53.96569230769231 53.96569230769231 Phloroglucinol 295.747 295.747 295.747