condition mean min max 12pM Fe 16.35185 12.458 20.2457 58pM Fe 49.03182857142857 29.8573 68.20635714285714 233pM Fe 65.2905 65.2905 65.2905 1160pM Fe 56.436371547619046 6.180101428571429 106.69264166666666 Dark 99.62006333333333 26.6322 172.60792666666666 Light 152.72073153846154 152.72073153846154 152.72073153846154 Phloroglucinol 35.6335 35.6335 35.6335