condition mean min max 12pM Fe 77.0073 76.3064 77.7082 58pM Fe 52.34207142857143 50.476142857142854 54.208 233pM Fe 48.0483 48.0483 48.0483 1160pM Fe 40.19271845238095 35.252808333333334 45.13262857142857 Dark 47.28396533333333 35.368330666666665 59.1996 Light 25.824423076923075 25.824423076923075 25.824423076923075 Phloroglucinol 38.1609 38.1609 38.1609