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Paper Title :
Determination of Vitamin C Red Guava (Psidium Guajava Linn) Fruit Juice, with Variation of Beverage Packaging

Author :Novriyanti Lubis., Riska Prasetiawati., Wulan Septiani

Article Citation :Novriyanti Lubis. ,Riska Prasetiawati. ,Wulan Septiani , (2017 ) " Determination of Vitamin C Red Guava (Psidium Guajava Linn) Fruit Juice, with Variation of Beverage Packaging " , International Journal of Advances in Science, Engineering and Technology(IJASEAT) , pp. 51-55, Volume-5, Issue-4, Spl. Iss-2

Abstract : The quantitative analysis of vitamin C content from variations beverage packaging containing red guava (Psidium Guajava Linn) fruit juice had been done. In this study, 4 samples were obtained from the shopping center in Garut and Bandung City. Samples were tested quantitatively by 2,6-dichlorophenol indophenol titration method. The results showed different concentration of 4 samples consist of tetra pack packaging, tin, glass, and plastic bottles, such as; 17.99 mg/100 gr, 31.46 mg/100 gr, 13.00 mg/100 gr, and 12.01 mg/100 gr, respectively. These result indicated that the packaging variations affected to the level of vitamin C content which was characterized by decreased levels of vitamin C. It means the levels of vitamin C from this research were not in accordance to nutritional value information on the packaging. Tetra pack packaging was the most stable compared to other packaging even though it had a shorter expired date than with other. Index Terms— Vitamin C, variations beverage packaging, red guava, titration 2,6- dichlorophenol indophenol.

Type : Research paper

Published : Volume-5, Issue-4, Spl. Iss-2


DOIONLINE NO - IJASEAT-IRAJ-DOIONLINE-10496   View Here

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