condition mean min max 12pM Fe 120.46204999999999 74.4861 166.438 58pM Fe 96.32905714285714 95.2015 97.45661428571428 233pM Fe 406.593 406.593 406.593 1160pM Fe 231.88414345238095 101.80112857142858 361.9671583333333 Dark 152.17464666666666 116.06929333333333 188.28 Light 61.88684307692308 61.88684307692308 61.88684307692308 Phloroglucinol 7.2319 7.2319 7.2319