denlei110
幼苗
共回答了15个问题采纳率:86.7% 举报
The use ofpolyamide adsorption methodto preprocess themilkhard candy,simple and rapidextraction oflemon yellowsamples,for samples in thelemon yellowedible synthetic pigmentwas determined by ultravioletspectrophotometry.Determine the maximumabsorption wavelengthλ Max pigment, and the maximum absorption wavelength of the molar absorption coefficient. The method is simple, needs simple equipment, convenient operation, and high accuracy, good precision. Keywords: Candy lemon yellow Spectrophotomet
1年前
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