乙酸钠 [醋酸钠]，Sodium acetate；puriss. p.a., ACS reagent, reag. Ph. Eur., anhydrous

等级

ACS reagent
puriss. p.a.

质量水平

200

Agency

reag. Ph. Eur.

测定

≥99.0% (perchloric acid titration)

形式

solid

自燃温度

1112 °F

杂质

≤0.01% in water soluble matter

缺失

≤1% loss on drying, 120 °C

pH值（酸碱度）

7.5-9.2 (20 °C, 5%)

pKa 

4.76 (acetic acid)

mp

>300 °C (dec.) (lit.)

痕量阴离子

chloride (Cl^-): ≤0.002%
phosphate (PO₄^3-): ≤0.001%
sulfate (SO₄^2-): ≤0.003%

痕量阳离子

Al: ≤10 mg/kg
Ca: ≤0.005%
Cd: ≤5 mg/kg
Cu: ≤5 mg/kg
Fe: ≤0.001%
K: ≤200 mg/kg
Mg: ≤0.002%
Pb: ≤5 mg/kg
Zn: ≤5 mg/kg
heavy metals: ≤0.001% (by ICP-OES)

适用性

in accordance for appearance of solution

SMILES string

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

InChI

1S/C2H4O2.Na/c1-2(3)4;/h1H3,(H,3,4);/q;+1/p-1

InChI key

VMHLLURERBWHNL-UHFFFAOYSA-M