condition mean min max 12pM Fe 47.237325 46.64065 47.834 58pM Fe 34.308307142857146 34.241 34.375614285714285 233pM Fe 31.4776 31.4776 31.4776 1160pM Fe 27.60514404761905 21.307916666666667 33.90237142857143 Dark 33.12234333333333 25.3272 40.91748666666667 Light 26.253718 26.253718 26.253718 Phloroglucinol 88.92819999999999 88.92819999999999 88.92819999999999