Merck
All Photos(4)

E9884

Sigma-Aldrich

乙二胺四乙酸

ACS reagent, 99.4-100.6%, powder

Synonym(s):
Ethylenedinitrilotetraacetic acid, 依地酸, EDTA, 亚乙基二次氮基四乙酸
Linear Formula:
(HO2CCH2)2NCH2CH2N(CH2CO2H)2
CAS Number:
Molecular Weight:
292.24
Beilstein:
1716295
EC 号:
MDL编号:
eCl@ss:
39030907
PubChem化学物质编号:
NACRES:
NA.77

质量水平

200

等级

ACS reagent

测定

99.4-100.6%

形式

powder

杂质

≤0.005% Insol. dil. NH4OH
≤0.1% Nitrilotriacetic acid ([HOCOCH2]3N)

灼烧残渣

≤0.2%

mp

250 °C (dec.) (lit.)

溶解性

water: soluble 0.4 g/L at 20 °C

痕量阳离子

Ca: ≤0.001%
Fe: ≤0.005%
Mg: ≤5 ppm
heavy metals (as Pb): ≤0.001%

SMILES string

OC(=O)CN(CCN(CC(O)=O)CC(O)=O)CC(O)=O

InChI

1S/C10H16N2O8/c13-7(14)3-11(4-8(15)16)1-2-12(5-9(17)18)6-10(19)20/h1-6H2,(H,13,14)(H,15,16)(H,17,18)(H,19,20)

InChI key

KCXVZYZYPLLWCC-UHFFFAOYSA-N

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一般描述

乙二胺四乙酸(EDTA)是一种亲水金子螯合剂,将金属离子转化成无活性,环化金属复合物。因此,它在工业中可以用于解决金属污染物。

应用

乙二胺四乙酸可用作:
  • 可用作标记缓冲液组分,在细胞裂解{155)过程中用于冲洗
  • 调查木瓜酶酵素对于伤口清创和其他皮肤问题的效果
  • 预处理之后,流式细胞仪收获大鼠血管平滑肌细胞

包装

1 kg in poly bottle
100, 500 g in poly bottle

生化/生理作用

乙二胺四乙酸(EDTA)无法被胃肠道吸收。EDTA钠静脉注射导致低血钙手足抽搐。它通常用于血浆或分子诊断,和钙鳌合。EDTA可用作血液细胞计数和细胞形态分析中抗凝聚剂。

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象形图

Exclamation mark

警示用语:

Warning

危险声明

危险分类

Eye Irrit. 2

储存分类代码

11 - Combustible Solids

WGK

WGK 2

闪点(F)

Not applicable

闪点(C)

Not applicable

个人防护装备

dust mask type N95 (US), Eyeshields, Gloves

Certificate of Analysis

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Certificate of Origin

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