Sigma-Aldrich 71970 Sodium sulfate decahydrate puriss. p.a., crystallized, ≥99.0% (calc. based on dry substance, T) 1 kg
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LB.SA.71970-1KG
Kısa Bilgi
Synonym(s): Glauber’s salt Linear Formula: Na2SO4 · 10H2O CAS Number: 7727-73-3 Molecular Weight: 322.20 EC Number: 231-820-9 MDL number: MFCD00149189 PubChem Substance ID: 329763671 NACRES: NA.21
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CAS Number: 7727-73-3
| Sigma-Aldrich 71970 Sodium sulfate decahydrate 1 kg |
| Synonym(s): Glauber’s salt Linear Formula: Na2SO4 · 10H2O CAS Number: 7727-73-3 Molecular Weight: 322.20 EC Number: 231-820-9 MDL number: MFCD00149189 PubChem Substance ID: 329763671 NACRES: NA.21 |
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PROPERTIES
grade puriss. p.a.
Assay ≥99.0% (calc. based on dry substance, T) form crystals quality crystallized impurities ≤0.0005% total nitrogen (N) loss 53-57% loss on drying, 130 °C pH 5.0-8.0 (25 °C, 50 mg/mL in H2O) density 1.46 g/mL at 25 °C (lit.) anion traces chloride (Cl-): ≤10 mg/kg phosphate (PO43-): ≤10 mg/kg cation traces 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: ≤20 mg/kg Mg: ≤5 mg/kg Mn: ≤5 mg/kg Ni: ≤5 mg/kg Pb: ≤5 mg/kg Zn: ≤5 mg/kg SMILES string O.O.O.O.O.O.O.O.O.O.[Na+].[Na+].[O-]S([O-])(=O)=O InChI 1S/2Na.H2O4S.10H2O/c;;1-5(2,3)4;;;;;;;;;;/h;;(H2,1,2,3,4);10*1H2/q2*+1;;;;;;;;;;;/p-2 InChI key RSIJVJUOQBWMIM-UHFFFAOYSA-L DESCRIPTION General description Sodium sulfate decahydrate (Glauber′s salt, mirabilite, Na2SO4·10H2O) is the decahydrate salt of sodium sulfate. Its crystal structure has been investigated by single-crystal neutron diffraction studies.[1] Its crystallization enthalpy has been evaluated.[2] It can be synthesized by reacting MnSO4, thiophene-2,5-dicarboxylic acid and sodium glutamate.[3] |
