Ambient Chemtool Logging of ER-4-1_m1 Aug 23, 2025 Ambient Chemtool Logging of ER-4-1_m1 Heintz, K. M., Healey, J. M., Pohlmann, K. F. (2017). Ambient Chemtool Logging of ER-4-1_m1 (DOE/NV/0003590-04) UGTA,NTS,NNSS,temperature log