Umaningrum, Dewi; Nurmasari, Radna; Ariyani, Dahlena
(FMIPA ULM, 2015-10-09)
The sudy of precondition time in ion selective electrode (ISE) of methanil yellow has been done. The first step in this research was optimized of membrane composition by measure potensial value of chitosan, PVC and DOP ...