Wei You
Abstract
Benzoic acid(1)and salicylic acid (2) in compound benzoic acid tincture were determined directly by orthogonal function spectrophotometry.The average recovery for 1 and 2 were 99.79% and 100.23%;and RSD 0.46% and 0.39%,respectively.
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Benzoic acid(1)and salicylic acid (2) in compound benzoic acid tincture were determined directly by orthogonal function spectrophotometry.The average recovery for 1 and 2 were 99.79% and 100.23%;and RSD 0.46% and 0.39%,respectively.
Key concepts: Chemistry, Benzoic acid, Tincture (heraldry), Spectrophotometry, Salicylic acid, Chromatography, Nuclear chemistry, Organic chemistry