condition mean min max 12pM Fe 90.87585 83.8341 97.9176 58pM Fe 84.55494285714286 59.49088571428571 109.619 233pM Fe 70.23910000000001 70.23910000000001 70.23910000000001 1160pM Fe 63.17834345238096 48.13655833333333 78.22012857142857 Dark 67.22922 54.5026 79.95584 Light 65.58662307692308 65.58662307692308 65.58662307692308 Phloroglucinol 54.434 54.434 54.434