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Table 1 Variation in absorbance maxima with change in pH synthesis of gold nanoparticle by oxidation of 1,8-cineole

From: One-Step Green Synthesis of Gold Nanoparticles Using Black Cardamom and Effect of pH on Its Synthesis

Sample Name Amount of NaOH Added (μL) pH of Solution Before Reduction pH of Solution After Reduction Absorbance Maxima (nm)
S1 12 3.03 4.24 572
S2 37 5.09 5.04 560
S3 55 7.04 6.01 544
S4 70 9.10 6.98 548
S5 85 11.08 7.67 562