乙二胺四乙酸 二钠盐 溶液

InChI

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

SMILES string

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

InChI key

ZGTMUACCHSMWAC-UHFFFAOYSA-L

grade

Molecular Biology

product line

BioUltra

form

liquid

reaction suitability

reagent type: chelator

concentration

~0.5 M in H₂O

impurities

DNases, none detected, RNases, none detected, insoluble matter, passes filter test, phosphatases, none detected, proteases, none detected

refractive index

n20/D 1.363

pH

8.0±0.2

cation traces

Al: ≤10 mg/kg, Ba: ≤5 mg/kg, Bi: ≤5 mg/kg, Ca: ≤20 mg/kg, Cd: ≤5 mg/kg, Co: ≤5 mg/kg, Cr: ≤5 mg/kg, Cu: ≤5 mg/kg, Fe: ≤5 mg/kg, K: ≤50 mg/kg, Li: ≤5 mg/kg, Mg: ≤5 mg/kg, Mn: ≤5 mg/kg, Mo: ≤5 mg/kg, Ni: ≤5 mg/kg, Pb: ≤5 mg/kg, Sr: ≤5 mg/kg, Zn: ≤5 mg/kg

absorption

cut-off at 268 nm

λ

neat

UV absorption

λ: 280 nm A_max: ≤0.25

Quality Level

200