condition mean min max RCC299 7.349386428571429 2.33625 20.1313 RCC299,+P,21C 16.73019 2.80826 28.5864 RCC299,L1,20C 2.5938333333333334 2.39175 2.99697 RCC299,Fe2O3 ENP,L1,20C 2.0960366666666665 1.72822 2.75048 RCC299,FeCl3,L1,20C 2.42776 2.30214 2.59766 RCC299,ZnO ENP,L1,20C 2.251313333333333 2.13901 2.39341 RCC299,ZnSO4,L1,20C 2.1335800000000003 1.4027 2.54257 RCC299,Low P,21C 2.1071 1.4728 2.7414 RCC299,Mid-log,21C 23.1879 23.1879 23.1879