condition mean min max 12pM Fe,Midday 86.8387 86.8387 86.8387 12pM Fe,Midnight 109.75025 94.4515 125.049 58pM Fe,Midday 64.8549 64.8549 64.8549 58pM Fe,Midnight 77.11854285714286 0.0 102.206 233pM Fe,Midnight 170.21933333333334 165.444 174.538 1160pM Fe,Midday 66.74142857142857 51.9624 76.4332 1160pM Fe,Midnight 190.93075833333333 99.1201 278.755 High carbon,Dark 103.57282666666667 30.5892 288.965 High carbon,Light 61.115523076923076 18.9989 160.331 Low carbon,Dark 176.064 176.064 176.064 Phloroglucinol 5.30011 1.00736 11.3984 Silicon starvation,12h 112.869 112.869 112.869