condition mean min max 12pM Fe 38.770925 36.43215 41.1097 58pM Fe 30.852114285714286 20.412828571428573 41.2914 233pM Fe 32.5454 32.5454 32.5454 1160pM Fe 26.641093035714285 15.868657500000001 37.41352857142857 Dark 44.92854 42.01258 47.8445 Light 37.85770769230769 37.85770769230769 37.85770769230769 Phloroglucinol 31.9412 31.9412 31.9412