Sintesis senyawa ionofor turunan azacrown untuk mendapatkan senyawarnaktif yang yang dapat dipergunakan sebagai komponen sensor dalam ion selektifrnelektroda (ISE) dijelaskan dalam tulisan ini. Penelitian bertujuan untukrnmendapatkan ionofor 7,16-Dithenoyl-1,4,1 0, 13-tetraoxa-7,16-diazacyclooctadecanern(DTODC) yang menjadi komponen aktif di dalam membran elektroda ion selektifrnpenentuan merku…
Steam distillation of essential oil from fresh leaves of Key lime (Citrus aurantifolia Swingle) gave 0.4% yellow essential oil with distinctive fragrance. Five out of 40 components of the essential oil were identified as the major components with content above 5%, they were geranial (10.3%), limonene (10.2%), neral (8.94%), caryophyllene (5.72%), and citronennal (5.41%). The essential oil was a…