Acétate de sodium trihydrate

InChI key

AYRVGWHSXIMRAB-UHFFFAOYSA-M

InChI

1S/C2H4O2.Na.3H2O/c1-2(3)4;;;;/h1H3,(H,3,4);;3*1H2/q;+1;;;/p-1

SMILES string

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

grade

puriss.

assay

99.0-101.0% (calc. to the dried substance)

form

powder or crystals

autoignition temp.

1112 °F

quality

meets analytical specification of Ph. Eur., BP, USP, FCC, E262

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impurities

organic volatile impurities, complies (GC), reducing matter, complies, residual solvents, in accordance, ≤0.00002% Al, ≤0.001% heavy metals (as Pb), ≤0.002% KMnO₄ red. matter (as O), ≤0.1% KMnO₄ red. matter (as HCOOH)

loss

39.0-40.5% loss on drying, 130 °C

pH

7.5-9.0 (20 °C, 5%)

anion traces

chloride (Cl^-): ≤50 mg/kg, sulfate (SO₄^2-): ≤50 mg/kg

cation traces

Al: ≤0.2 mg/kg, As: ≤2 mg/kg, Ca: ≤20 mg/kg, Cu: ≤10 mg/kg, Fe: ≤10 mg/kg, Hg: ≤1 mg/kg, K: ≤200 mg/kg, Mg: ≤20 mg/kg, Pb: ≤2 mg/kg, Zn: ≤10 mg/kg

suitability

complies for appearance of solution

greener alternative category

Enabling

Quality Level

200