condition mean min max 12pM Fe 36.242125 32.36705 40.1172 58pM Fe 25.311999999999998 23.1941 27.4299 233pM Fe 25.6658 25.6658 25.6658 1160pM Fe 22.345331845238096 13.834820833333334 30.855842857142857 Dark 21.561033333333334 17.5936 25.528466666666667 Light 21.882034615384615 21.882034615384615 21.882034615384615 Phloroglucinol 27.997999999999998 27.997999999999998 27.997999999999998