1.06647

Sulfato de sódio

anhydrous 99.99 Suprapur^®, for inorganic trace analysis

• 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: NB.21

Propriedades

• grau: for inorganic trace analysis
• Nível de qualidade: 100
• Ensaio: 99.99%
• Formulário: solid
• potência: >2000 mg/kg LD₅₀, oral (Rat)
• 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
• 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

• Iron Phosphate Purification: Sodium sulfate is involved in methods for removing impurities from chemical compounds. A recent study focused on developing a technique to remove sodium sulfate from iron phosphate, which is crucial for producing high-purity materials for various industrial applications. This research highlights sodium sulfate′s role in refining chemical processes and improving product quality (Li et al., Advances in Analytical Chemistry, 2022).

Nota de análise

Purity (metallic): ≥ 99.99 %
Assay (acidimetric): ≥ 99.5 %
Chloride (Cl): ≤ 5 ppm
Total nitrogen (N): ≤ 5 ppm
Al (Aluminium): ≤ 0.05 ppm
Ba (Barium): ≤ 5.0 ppm
Bi (Bismuth): ≤ 0.005 ppm
Ca (Calcium): ≤ 0.10 ppm
Cd (Cadmium): ≤ 0.005 ppm
Ce (Cerium): ≤ 0.005 ppm
Co (Cobalt): ≤ 0.005 ppm
Cr (Chromium): ≤ 0.010 ppm
Cs (Cesium): ≤ 5 ppm
Cu (Copper): ≤ 0.005 ppm
Eu (Europium): ≤ 0.005 ppm
Fe (Iron): ≤ 0.050 ppm
K (Potassium): ≤ 5 ppm
La (Lanthanum): ≤ 0.005 ppm
Li (Lithium): ≤ 0.1 ppm
Mg (Magnesium): ≤ 0.05 ppm
Mn (Manganese): ≤ 0.010 ppm
Ni (Nickel): ≤ 0.005 ppm
Pb (Lead): ≤ 0.005 ppm
Rb (Rubidium): ≤ 1.0 ppm
Sc (Scandium): ≤ 0.005 ppm
Sm (Samarium): ≤ 0.005 ppm
Sr (Strontium): ≤ 0.10 ppm
Tl (Thallium): ≤ 0.005 ppm
Y (Yttrium): ≤ 0.005 ppm
Yb (Ytterbium): ≤ 0.005 ppm
Zn (Zinc): ≤ 0.020 ppm

Informações legais

SUPRAPUR 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