Grade

ACS reagent (primary standard)
anhydrous

Quality Level

100

Agency

suitable for EPA 300

제품 라인

Redi-Dri^™

분석

99.95-100.05% dry basis

양식

powder

품질

free-flowing

불순물

≤0.005% silica
≤0.01% insolubles

손실

≤1.0% loss on heating

pH

12 (25 °C, 106 g/L)

mp

851 °C (lit.)

음이온 미량물

chloride (Cl^-): ≤0.001%
phosphate (PO₄^3-): ≤0.001%
sulfur compounds (as SO₄^2-): ≤0.003%

양이온 미량물

Ca: ≤0.02%
Fe: ≤5 ppm
K: ≤0.005%
Mg: ≤0.004%
heavy metals: ≤5 ppm (by ICP-OES)

SMILES string

O=C(O[Na])O[Na]

InChI

1S/CH2O3.2Na/c2-1(3)4;;/h(H2,2,3,4);;/q;2*+1/p-2

InChI key

CDBYLPFSWZWCQE-UHFFFAOYSA-L