condition mean min max 12pM Fe 28.085025 23.75965 32.4104 58pM Fe 24.235950000000003 16.0202 32.4517 233pM Fe 22.6627 22.6627 22.6627 1160pM Fe 16.77363642857143 8.58133 24.965942857142856 Dark 17.1992097 15.2454 19.1530194 Light 10.920503076923078 10.920503076923078 10.920503076923078 Phloroglucinol 0.0 0.0 0.0