乙二胺四乙酸 二钠盐 二水合物

等级

ACS reagent

质量水平

200

Agency

suitable for SM 4500 - NH3

检测方案

99.0-101.0%

形式

solid

反应适用性

reagent type: chelator

杂质

≤0.005% Insoluble matter
≤0.1% Nitrilotriacetic acid ([HOCOCH₂]₃N)

pH值（酸碱度）

4.0-6.0 (25 °C, 5%)

mp

248 °C (dec.) (lit.)

溶解性

H₂O: 100 g/L at 20 °C

痕量阳离子

Fe: ≤0.01%
heavy metals: ≤0.005% (by ICP-OES)

应用

microbiology

储存温度

room temp

SMILES字符串

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