condition mean min max 12pM Fe 78.544375 60.5605 96.52825 58pM Fe 82.69766428571428 61.242 104.15332857142857 233pM Fe 90.1774 90.1774 90.1774 1160pM Fe 110.66194642857143 86.86314285714286 134.46075 Dark 76.34765666666667 64.0436 88.65171333333333 Light 64.3730923076923 64.3730923076923 64.3730923076923 Phloroglucinol 70.46470000000001 70.46470000000001 70.46470000000001