Minyak jarak atau minyak kastor (castor oil) dihasilkan oleh biji tanaman jarak (Ricinus comunist L) yang komponen utamanya adalah gliserida risinoleat (C18: [1(9) 12 OH)] yaitu sekitar (8090%). Komposisi minyak jarak yang beredar secara komersial secara umum adalah: 85,26 % risinoleat, 5,64 % linoleat, 4,68 % oleat dan 1,57% palmitat, yang secara kuantatif dapat berbeda sesuai asal minyak jara…
A practical book for geologists involved in petroleum production, here is a comprehensive review of basic techniques in production geology, the links with related subjects, and the function of geologists in the planning and operation of all phases of oilfield development. The first part discusses the basic techniques used in the analysis and graphic representation of the stratigraphy, tectonic …