condition mean min max 12pM Fe 28.2693 26.749299999999998 29.7893 58pM Fe 17.437471428571428 16.767442857142857 18.1075 233pM Fe 19.862 19.862 19.862 1160pM Fe 17.12717154761905 16.013171666666665 18.24117142857143 Dark 19.597082333333333 18.5208 20.673364666666668 Light 23.064316923076923 23.064316923076923 23.064316923076923 Phloroglucinol 40.0449 40.0449 40.0449