condition mean min max 12pM Fe 25.312350000000002 24.8918 25.7329 58pM Fe 19.571371428571428 19.150442857142856 19.9923 233pM Fe 21.2238 21.2238 21.2238 1160pM Fe 16.676888095238095 16.485342857142857 16.868433333333332 Dark 22.748975666666666 22.473551333333333 23.0244 Light 17.95672846153846 17.95672846153846 17.95672846153846 Phloroglucinol 16.313200000000002 16.313200000000002 16.313200000000002