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Abd Karim
Stikes Pelamonia Kesdam VII Wirabuana Makassar

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The rate Reducing levels of Vitamin C Dragon Fruit (Hylocereus Undatus) A Asmawati S; Abd Karim; Ilham Nur Iman
Sainsmat : Jurnal Ilmiah Ilmu Pengetahuan Alam Vol. 9 No. 2 (2020): Volume 9 Nomor 2 (September 2020)
Publisher : Fakultas Matematika dan Ilmu Pengetahuan Alam Universitas Negeri Makassar

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Abstract

This study aims to determine levels of vitamin C and white dragon fruit (Hylocereus Undatus). The experiment was conducted with the determination of vitamin C with iodimetric method (direct titration). The results showed levels of vitamin C and white dragon fruit on day 5 is 29.406, on day 10 was 26.591, on day 15 is 19.594, on day 20 is 16.847, on day 25 is 13.157. Based on the levels of vitamin C, then obtained a reduction rate of 0.4385 x 10-1 which proved levels of vitamin C and white dragon fruit is first order.
Co-Authors A Asmawati S Ilham Nur Iman