condition mean min max 12pM Fe,Midday 115.863 115.863 115.863 12pM Fe,Midnight 92.0851 87.7756 96.3946 58pM Fe,Midday 71.7649 71.7649 71.7649 58pM Fe,Midnight 49.22268571428572 0.0 74.0248 233pM Fe,Midnight 45.140166666666666 44.7514 45.7103 1160pM Fe,Midday 45.37514285714286 36.9746 60.9757 1160pM Fe,Midnight 27.288591666666665 11.7113 33.7812 High carbon,Dark 56.340626666666665 33.4813 92.8893 High carbon,Light 45.39840923076923 6.03642 68.4605 Low carbon,Dark 41.9995 41.9995 41.9995 Phloroglucinol 65.82486666666667 58.2925 76.6319 Silicon starvation,12h 73.022 73.022 73.022