polysorbate

1. 1.

   Any of a class of emulsifiers used as food additives and in pharmaceutical preparations; they are derived from sorbitan (typically with three polyoxyethylene side-chains) esterified with a fatty acid; they are mostly oily liquids, or soft solids.

   一类用作食品添加剂和药物制剂的乳化剂；由山梨糖醇(通常带有三个聚氧乙烯侧链)与脂肪酸酯化而成；多为油状液体或软固体。

聚山梨醇酯

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