condition mean min max 12pM Fe 26.5803 23.5941 29.5665 58pM Fe 24.540164285714283 17.050428571428572 32.0299 233pM Fe 20.7083 20.7083 20.7083 1160pM Fe 19.622775535714286 13.7103225 25.535228571428572 Dark 12.5406199 12.4227 12.6585398 Light 8.280827076923076 8.280827076923076 8.280827076923076 Phloroglucinol 8.20496 8.20496 8.20496