condition mean min max 12pM Fe 22.294375000000002 17.399250000000002 27.1895 58pM Fe 16.083407142857144 11.496814285714287 20.67 233pM Fe 11.41127 11.41127 11.41127 1160pM Fe 14.20271142857143 13.00358 15.401842857142858 Dark 10.283519333333333 4.97825 15.588788666666666 Light 19.680106923076924 19.680106923076924 19.680106923076924 Phloroglucinol 10.53036 10.53036 10.53036