grade

ACS reagent

Quality Level

200

description

neutrality passes test

Assay

≥99.5%

form

powder

impurities

hot H₂SO₄, passes test (darkened)
≤0.005% insolubles

loss

≤0.01% loss on drying

anion traces

chloride (Cl^-): ≤0.002%
sulfate (SO₄^2-): ≤0.002%

cation traces

Fe: ≤0.001%
K: ≤0.005%
NH₄⁺: ≤0.002%
heavy metals (as Pb): ≤0.002%

SMILES string

[Na+].[Na+].[O-]C(=O)C([O-])=O

InChI

1S/C2H2O4.2Na/c3-1(4)2(5)6;;/h(H,3,4)(H,5,6);;/q;2*+1/p-2

InChI key

ZNCPFRVNHGOPAG-UHFFFAOYSA-L