condition mean min max 12pM Fe 35.9229 35.3411 36.5047 58pM Fe 70.47599285714286 47.13758571428571 93.8144 233pM Fe 62.7383 62.7383 62.7383 1160pM Fe 56.2675005952381 28.111458333333335 84.42354285714286 Dark 73.70536 32.554719999999996 114.856 Light 10.340015384615384 10.340015384615384 10.340015384615384 Phloroglucinol 56.8171 56.8171 56.8171