Process / pipelineRadical scavenging / antioxidant capacity
Kipimo cha DPPH cha Kuzuia Virikali — Kipimo cha Uwezo wa Kuzuia Oksidishaji
Kipimo cha DPPH cha kuzuia virikali ni njia ya haraka, inayotumika sana ya kutumia kipimajoto kupima uwezo wa kuzuia oksijeni wa vyakula, dondoo za mimea, na misombo iliyotakaswa. Kinapima kwa ufanisi jinsi sampuli inavyoweza kutuliza virikali huru thabiti ya DPPH (2,2-diphenyl-1-picrylhydrazyl) kwa kupima mabadiliko ya rangi yanayotokea kutoka zambarau totoro hadi njano, na kuifanya kuwa mbinu muhimu katika sayansi ya chakula, utafiti wa lishe, na kemia ya mimea.
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Vyanzo
- Blois, M. S. (1958). Antioxidant determinations by the use of a stable free radical. Nature, 181(4617), 1199–1200. DOI: 10.1038/1811199a0 ↗
- Brand-Williams, W., Cuvelier, M. E., & Berset, C. (1995). Use of a free radical method to evaluate antioxidant activity. LWT — Food Science and Technology, 28(1), 25–30. DOI: 10.1016/S0023-6438(95)80008-5 ↗
Jinsi ya kunukuu ukurasa huu
ScholarGate. (2026, June 3). 2,2-Diphenyl-1-Picrylhydrazyl Radical Scavenging Assay. ScholarGate. https://scholargate.app/sw/food-science/dpph-assay
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