乙二胺四乙酸二钠,又名依地酸二钠 (Disodium Edetate),是一种化合物,化学式为C10H14N2O8Na2。
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用途
食品级的EDTA纯度必在99%以上,是广泛被核准的食品添加物 (如美国FDA),属抗氧化剂与品质改良剂,有防止油脂氧化、食品褐变及乳化食品等功用。[4][5]
医疗级的EDTA因质地纯净,可作为重金属中毒的解毒剂。此外,抽血样本加入EDTA后,可避免在送验过程中凝集。[4][5]
参考文献
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