供货周期: | 现货 |
品牌: | Sigma-Aldrich |
型号: | AR级别,99% |
货号: | E104432 |
Product Name: EGTA
别名: | 乙二醇双(2-氨基乙基醚)四乙酸 ;乙二醇双(2-氨基乙醚)四醋酸,乙二醇二乙醚二胺四乙酸,乙二醇双α-氨基乙基醚四乙酸 |
CAS号: | 67-42-5 |
分子式: | C14H24N2O10 |
分子量: | 380.35 |
EINECS编号: | 200-651-2 |
MDL号: | MFCD00004291 |
介绍: | 溶于碱溶液,几乎不溶于水。 |
用途: | EGTA是最为被广泛使用的钙离子选择性的螯合剂,用于在镁存在下,测定钙。它与钙离子形成的复合物比与镁离子形成的复合物要稳定100,000倍,被用来制备钙缓冲液和控制钙离子的浓度。容量分析及光度分析中测量微量金属的络合剂、掩蔽剂。也可滴定钡、锶、铜、镁和锌。 RNA逆转录酶中RNA的脱氧测序缓冲器组分 |
熔点: | 241℃ |
贮存: | 密封保存。 |
敏感性: | 对湿度敏感 |
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