condition mean min max 12pM Fe 166.78715 49.7948 283.7795 58pM Fe 339.1397857142857 100.203 578.0765714285715 233pM Fe 865.136 865.136 865.136 1160pM Fe 272.1874642857143 201.54442857142857 342.83050000000003 Dark 851.1024333333332 694.3 1007.9048666666666 Light 693.0634938461538 693.0634938461538 693.0634938461538 Phloroglucinol 153.468 153.468 153.468