Kata Kunci: Kurva isodosis 2D, Tissue Air Ratio (TAR), Faktor koreksi,
Permukaan miring
Functional food is food with high nutrition and important to illness terapy. Functional food product based of purple sweet potato
are an alternative to replace primary food. This research purpose to know the quantity of total glucose, antioxydant activity, and
antosianin decreaseful colour in a few of functional food product based of purple sweet potato. This research take place in food
technology laboratoryum Unika Semarang on Desember until January 2013. This research use RAL single factor of food making
7 mol). Komposit memiliki porsentase degradasi zat warna Direct Blue 3R 25 ppm
yang difotokatalis dengan sinar UV selama 24 jam, 67,83% untuk komposit TiO2