what is the aim of centrifugation in reducing power assay and is centrifugation required for a standard also [ Ascorbic acid]
Check https://faqs.tips/post/why-do-we-centrifuge-at-3000-rpm-for-10min-when-performing-reducing-power-assay.html
https://www.hindawi.com/journals/tswj/2014/279451/
Also check https://bmcresnotes.biomedcentral.com/articles/10.1186/s13104-015-1228-3
https://www.sciencedirect.com/science/article/pii/S1319016412000357
Check on this paper
https://bibliotecadigital.ipb.pt/bitstream/10198/14416/1/Bouranen_Amira.pdf
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