condition mean min max 12pM Fe 44.213575000000006 30.0395 58.38765000000001 58pM Fe 49.02925 21.7839 76.27459999999999 233pM Fe 63.4277 63.4277 63.4277 1160pM Fe 62.06422678571428 61.304525 62.823928571428574 Dark 45.18658333333333 37.8026 52.570566666666664 Light 59.09799538461538 59.09799538461538 59.09799538461538 Phloroglucinol 26.06838 26.06838 26.06838