乙二胺四乙酸 二钠盐 二水合物

产品名称

乙二胺四乙酸 二钠盐 二水合物, ACS reagent, 99.0-101.0%

InChI key

OVBJJZOQPCKUOR-UHFFFAOYSA-L

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

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

grade

ACS reagent

agency

suitable for SM 4500 - NH3

assay

99.0-101.0%

form

solid

reaction suitability

reagent type: chelator

impurities

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

pH

4.0-6.0 (25 °C, 5%)

mp

248 °C (dec.) (lit.)

solubility

H₂O: 100 g/L at 20 °C

cation traces

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

application(s)

microbiology

storage temp.

room temp

Quality Level

200