Sodio solfato, anidro 99% per biochimica
Fornitore: Thermo Fisher Scientific
Synonyms:
Disodium sulphate, Bisodium sulphate, Sulphuric acid disodium salt
Formula:
Na₂SO₄ Peso molecolare: 142.04 g/mol Punto di ebollizione: >1700 °C (760 mmHg) Punto di fusione: 884 °C Temperatura di stoccaggio: Ambiente |
MDL Number:
MFCD00003504 CAS Number: 7757-82-6 Merck Index: 12,08829 |
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Risultati del test di specificazione
Appearance | White Crystalline powder |
Loss on drying | ≤0.5 % |
Solubility | (10 % in water) Clear colorless |
Acidity/alkalinity | Passes test |
pH | 5.0 to 9.2 |
Titration with HClO4 | ≥98.5 % |
Chloride (Cl) | ≤0.001 % |
Phosphate (PO4) | ≤0.001 % |
Arsenic (As) | ≤0.0001 % |
Calcium (Ca) | ≤0.005 % |
Iron (Fe) | ≤0.0005 % |
Magnesium (Mg) | ≤0.001 % |
Potassium (K) | ≤0.002 % |
Zinc (Zn) | ≤0.002 % |
Heavy metals (as Pb) | ≤5 ppm |
Insoluble matter | ≤0.01 % |
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