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Síran draselný, anhydrous 99+%, powder for analysis

Dodavatel: Thermo Fisher Scientific

207775000 207770050
ACRO207775000EA 1240 CZK
ACRO207775000 ACRO207770050
Síran draselný, anhydrous 99+%, powder for analysis
Síran draselný
Vzorec: K₂SO₄
MW: 174.26
Bod varu: 1689 °C (760 mmHg)
Bod tání: 1067 °C
Storage Temperature: Ambient
MDL Number: MFCD00011388
CAS číslo: 7778-80-5
EINECS: 231-915-5
Merck Index: 13,07759

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Výsledky specifikačního testu

Appearance White Powder or crystals
pH 5.5 to 8 (5 % at 20°C)
Titration with HClO4 ≥99.0 %
Chloride (Cl) ≤5 ppm
Calcium (Ca) ≤50 ppm
Iron (Fe) ≤5 ppm
Magnesium (Mg) ≤20 ppm
Sodium (Na) ≤200 ppm
Heavy metals (as Pb) ≤5 ppm
Total nitrogen (as N) ≤0.0005 %


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