Copper nickel co-impregnation of Moroccan yellow clay as promising catalysts for the catalytic wet peroxide oxidation of caffeine.

Heliyon · 2021 · PMC7855336 · PMID 33553747

Europe PMC DOI

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highly significantno p-value reported

Certainly, the p-value corresponding to caffeine conversion is an extremely low probability (p-value less than 0.05) indicating that the model is highly significant, [ 33 ].

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Quoted from the open-access full text in Europe PMC under the licence the publisher applied. The sentence is reproduced exactly as published; the emphasis is ours.