Santoso, T.P.B. , Santosa, S. and Mas’udah, M. 2022. THE EFFECT OF PH SOLUTIONS AND STIRRING SPEED ON NICKEL RECOVERY FROM PYROPHYLLITE ROCKS USING FROTH FLOTATION . DISTILAT: Jurnal Teknologi Separasi. 8, 4 (Dec. 2022), 974–978. DOI:https://doi.org/10.33795/distilat.v8i4.449 .