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应用紫外分光光度法直接测定锇酸溶液浓度,其最大吸收峰波长为246nm,摩尔吸光系数ε_(246)=3.72×10~3。
The concentration of osmium tetroxide solution was determined directly by ultraviolet spectrophotometry. The maximum absorption peak wavelength was 246 nm, and the molar absorptivity ε 246 was 3.72 × 10 -3.