condition mean min max 12pM Fe 0.0 0.0 0.0 58pM Fe 0.0 0.0 0.0 233pM Fe 0.12421399999999999 0.12421399999999999 0.12421399999999999 1160pM Fe 0.0 0.0 0.0 Dark 0.03525166666666667 0.0 0.07050333333333333 Light 0.282832 0.282832 0.282832 Phloroglucinol 0.12402600000000001 0.12402600000000001 0.12402600000000001