condition mean min max 12pM Fe 63.41165 43.6288 83.1945 58pM Fe 49.378507142857146 33.62781428571429 65.1292 233pM Fe 35.8761 35.8761 35.8761 1160pM Fe 43.831894642857144 29.724975 57.93881428571429 Dark 40.95007 39.78554 42.1146 Light 47.99287384615385 47.99287384615385 47.99287384615385 Phloroglucinol 67.5861 67.5861 67.5861