condition mean min max RCC299 5.2557857142857145 2.48909 11.1641 RCC299,+P,21C 13.373008 2.16214 22.3048 RCC299,L1,20C 2.3627700000000003 1.96331 2.9546 RCC299,Fe2O3 ENP,L1,20C 2.836453333333333 2.75926 2.90353 RCC299,FeCl3,L1,20C 3.4977033333333334 2.93607 4.18715 RCC299,ZnO ENP,L1,20C 5.030473333333333 4.07156 5.55493 RCC299,ZnSO4,L1,20C 5.3651 3.99753 7.01752 RCC299,Low P,21C 3.951525 2.97719 4.92586 RCC299,Mid-log,21C 19.9871 19.9871 19.9871