condition mean min max 12pM Fe 0.0 0.0 0.0 58pM Fe 2.5715928571428575 0.0 5.143185714285715 233pM Fe 0.0 0.0 0.0 1160pM Fe 0.8815541666666666 0.0 1.7631083333333333 Dark 34.91625 0.0 69.8325 Light 0.0 0.0 0.0 Phloroglucinol 2.99213 2.99213 2.99213