Merck
All Photos(6)

E5134

Sigma-Aldrich

乙二胺四乙酸 二钠盐 二水合物

suitable for electrophoresis, for molecular biology, 99.0-101.0% (titration)

Synonym(s):
EDTA 二钠盐, EDTA-Na2, 乙二胺四乙酸二钠 二水合物, 依地酸, 依地酸二钠, 依地酸盐 二钠盐 二水合物
Empirical Formula (Hill Notation):
C10H14N2Na2O8 · 2H2O
CAS Number:
Molecular Weight:
372.24
Beilstein:
3900609
EC 号:
PubChem化学物质编号:
NACRES:
NA.31

等级

for molecular biology

质量水平

300

测定

99.0-101.0% (titration)

形式

powder

technique(s)

electrophoresis: suitable

杂质

≤0.005% Insolubles
≤0.1% Nitrilotriacetic acid (NTA)

mp

248 °C (dec.) (lit.)

溶解性

3  M NaOH: 1.6 g/10 mL

痕量阳离子

Fe: ≤0.005%
Pb: ≤0.002%

异质活性

DNase, RNase, NICKase and protease, none detected

储存温度

room temp

SMILES string

O.O.O.O.[Na+].[Na+].[Na+].[Na+].OC(=O)CN(CCN(CC([O-])=O)CC([O-])=O)CC(O)=O.OC(=O)CN(CCN(CC(O)=O)CC([O-])=O)CC([O-])=O

InChI

1S/C10H16N2O8.2Na.2H2O/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);;;2*1H2/q;2*+1;;/p-2

InChI key

OVBJJZOQPCKUOR-UHFFFAOYSA-L

Looking for similar products? Visit Product Comparison Guide

一般描述

无水乙二胺四乙酸二钠盐被视为分子生物学级的,适用于分子生物学应用。对其中核酸酶和蛋白酶的存在也进行了分析。

应用

无水乙二胺四乙酸二钠盐已用于:
  • 制备TE缓冲液。
  • 作为抗凝剂。
  • 作为流体缓冲液的成分。
二价阳离子的螯合剂。抑制需要二价阳离子才能具有活性的酶,例如金属蛋白酶。

包装

50, 100, 250, 500 g in poly bottle
1 kg in poly bottle
5 kg in poly drum

象形图

Exclamation markHealth hazard

警示用语:

Warning

危险声明

危险分类

Acute Tox. 4 Inhalation - STOT RE 2 Inhalation

靶器官

Respiratory Tract

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

Eyeshields, Gloves, type N95 (US)

Certificate of Analysis

Enter Lot Number to search for Certificate of Analysis (COA).

Certificate of Origin

Enter Lot Number to search for Certificate of Origin (COO).

Our team of scientists has experience in all areas of research including Life Science, Material Science, Chemical Synthesis, Chromatography, Analytical and many others.

Contact Technical Service