Report - Chap4.1. Pigments, colorants - phychym.files.wordpress.com · Absorbance du KMnO4 400 450 500 550 600 650 700 750 800 λ(nm) A 2,5 2,0 1,5 1,0 0,5 I 0(λ) I (λ) cuve lumière blanche

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