condition mean min max 12pM Fe 0.0 0.0 0.0 58pM Fe 0.055933500000000004 0.0 0.11186700000000001 233pM Fe 0.18610000000000002 0.18610000000000002 0.18610000000000002 1160pM Fe 0.0 0.0 0.0 Dark 1.1222686666666668 0.8117373333333333 1.4328 Light 0.34286923076923076 0.34286923076923076 0.34286923076923076 Phloroglucinol 0.786548 0.786548 0.786548