condition mean min max 12pM Fe 39.844300000000004 39.000600000000006 40.688 58pM Fe 30.257292857142858 28.0176 32.496985714285714 233pM Fe 22.2061 22.2061 22.2061 1160pM Fe 17.714660714285714 14.04675 21.382571428571428 Dark 19.296796666666665 16.9793 21.614293333333332 Light 16.56284 16.56284 16.56284 Phloroglucinol 18.0953 18.0953 18.0953