condition mean min max 12pM Fe,Midday 33.3244 33.3244 33.3244 12pM Fe,Midnight 29.81895 27.0047 32.6332 58pM Fe,Midday 23.7428 23.7428 23.7428 58pM Fe,Midnight 19.277157142857142 0.0 28.0975 233pM Fe,Midnight 16.956933333333335 16.6335 17.3844 1160pM Fe,Midday 18.755214285714285 16.8466 20.2017 1160pM Fe,Midnight 8.667044166666667 7.30676 11.5529 High carbon,Dark 18.010841333333335 6.51639 31.9734 High carbon,Light 14.105718461538462 5.76751 26.5242 Low carbon,Dark 10.9005 10.9005 10.9005 Phloroglucinol 13.8469 10.1698 15.7748 Silicon starvation,12h 24.1316 24.1316 24.1316