condition mean min max 12pM Fe 0.24161925 0.0 0.4832385 58pM Fe 0.47233414285714287 0.11106428571428571 0.833604 233pM Fe 0.0 0.0 0.0 1160pM Fe 0.26861835714285714 0.0 0.5372367142857143 Dark 0.11999766666666667 0.0 0.23999533333333334 Light 0.5834107692307692 0.5834107692307692 0.5834107692307692 Phloroglucinol 7.73203 7.73203 7.73203