condition mean min max 12pM Fe,Midday 87.6559 87.6559 87.6559 12pM Fe,Midnight 76.09729999999999 73.1475 79.0471 58pM Fe,Midday 33.1515 33.1515 33.1515 58pM Fe,Midnight 39.40025714285714 0.0 54.9571 233pM Fe,Midnight 15.768033333333333 13.8675 16.7848 1160pM Fe,Midday 31.060785714285714 20.9575 37.3038 1160pM Fe,Midnight 61.3218825 6.91878 101.878 High carbon,Dark 23.704792666666666 1.77013 48.2701 High carbon,Light 20.781063846153845 1.66465 58.3432 Low carbon,Dark 17.8047 17.8047 17.8047 Phloroglucinol 85.7052 53.5986 101.897 Silicon starvation,12h 15.686 15.686 15.686