1.06637

Sulfato de sódio

anhydrous, coarse granules for analysis EMSURE^® ACS

• Fórmula linear: Na₂SO₄
• Número CAS: 7757-82-6
• Peso molecular: 142.04
• Número MDL: MFCD00003504
• Código UNSPSC: 12352302
• Número do índice EC: 231-820-9
• NACRES: NA.21

Propriedades

• grau: ACS reagent
• Nível de qualidade: 300
• linha de produto: EMSURE^®
• Ensaio: ≥99.0% (acidimetric)
• forma: solid
• potência: >2000 mg/kg LD₅₀, oral (Rat)
• Impurezas: ≤0.01% Insoluble matter
• perda: ≤0.5% loss on ignition, 800 °C
• pH: 5.2-8.0 (20 °C, 50 g/L in H₂O)
• pf: 884 °C (lit.)
• solubilidade: 200 g/L
• densidade: 2.68 g/mL at 25 °C (lit.)
• densidade volumétrica: 1400‑1600 kg/m³
• traços de ânion: chloride (Cl^-): ≤0.001%; phosphate (PO₄^3-): ≤0.001%
• traços de cátion: As: ≤0.0001%; Ca: ≤0.01%; Fe: ≤0.0005%; K: ≤0.002%; Mg: ≤0.001%; N: ≤0.0005%; heavy metals (as Pb): ≤0.0005%
• temperatura de armazenamento: 2-30°C
• cadeia de caracteres SMILES: [Na+].[Na+].[O-]S([O-])(=O)=O
• InChI: 1S/2Na.H2O4S/c;;1-5(2,3)4/h;;(H2,1,2,3,4)/q2*+1;/p-2
• chave InChI: PMZURENOXWZQFD-UHFFFAOYSA-L

Descrição

Aplicação

• Removal of Sodium Sulfate from Iron Phosphate: Sodium sulfate is also involved in methods for removing impurities from chemical compounds. A recent study focused on developing a method to remove sodium sulfate from iron phosphate, an essential process in the production of high-purity materials for various industrial applications. This research highlights the importance of sodium sulfate in refining chemical processes and improving the quality of industrial products (Li et al., Advances in Analytical Chemistry, 2022).

Nota de análise

Assay (acidimetric): ≥ 99.0 %
Identity: passes test
Insoluble matter: ≤ 0.01 %
pH-value (5 %; water): 5.2 - 9.2
Chloride (Cl): ≤ 0.001 %
Phosphate (PO₄): ≤ 0.001 %
Total nitrogen (N): ≤ 0.0005 %
Heavy metals (as Pb): ≤ 0.0005 %
As (Arsenic): ≤ 0.0001 %
Ca (Calcium): ≤ 0.01 %
Fe (Iron): ≤ 0.0005 %
K (Potassium): ≤ 0.002 %
Mg (Magnesium): ≤ 0.001 %
Loss on ignition (800 °C): ≤ 0.5 %
Particle size (250-2000 µm): ≥ 85 %
Corresponds to ACS

Informações legais

EMSURE is a registered trademark of Merck KGaA, Darmstadt, Germany

Informações de segurança

• Código de classe de armazenamento: 13 - Non Combustible Solids
• Classe de risco de água (WGK): WGK 1
• Ponto de fulgor (°F): Not applicable
• Ponto de fulgor (°C): Not applicable