Steroid merupakan senyawa metabolit sekunder, steroid dapat digunakan sebagai antioksidan dan anti kanker. Penelitian ini bertujuan untuk menentukan kadar pada buah, tepung biskuit labu siam menggunakan metode ekstraksi maserasi, penentuan alat spektrofotometer UV-Vis. Hasil penelitian menunjukkan bahwa adanya masing-masing sampel yaitu buah sebesar 0.235±0.03 gram/100 g, 0.435±0.02 0.556±0.04 g.

The environmental impact of agro-export production in developing countries remains an important research topic. The political economy-inspired literature on developing country agro-exports maintains that export crops are pesticide intensive – or, more generally, environmentally destructive – while local and national market crops are less pesticide intensive, or environmentally benign. If used t...

Abstract Chemical modification of starch from the chayote root ( Sechium edule Jacq) is carried out with lauric acid and acetic anhydride. The modified characterized by Fourier‐transform infrared spectrometry (FTIR), X‐ray diffraction (XRD), Differential Scanning Calorimetry (DSC) used to formulate edible films. developed films are based on their physicochemical mechanical properties. functiona...