长期以来，人们一直是利用苯甲酸钠和山梨酸钾等化学防霉剂来对抗和减小霉菌的危害。
During a long time, People have fought with annoying mold by some chemical preservative, like Sodium benzoate and Potassium sorbate.
通过与苯甲酸和山梨酸比较，说明尼泊金酯具有良好的市场和发展前景。
Compared with benzoic acid and sorbic acid, Nipagin has a good market and development prospects.
糖精钠、苯甲酸和山梨酸的导数光谱彼此严重重叠，未经分离无法作单一成分分析。
The derivative spectrum of saccharin sodium, benzoic acid and sorbic acid were seriously overlapping, so they can not be determined individually by spectrophotometry without prior separation.
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