Síran draselný ≥99.0%, AnalaR NORMAPUR® ACS, Reag. Ph. Eur. analytical reagent
Dodavatel: VWR Chemicals
26997.293EA
1770
CZK
26997.293
26997.460
Síran draselný ≥99.0%, AnalaR NORMAPUR® ACS, Reag. Ph. Eur. analytical reagent
Síran draselný
Vzorec:
K₂SO₄ Bod varu: 1698 °C (1013 hPa) Bod tání: 1069 °C Hustota: 2,66 g/cm³ (20 °C) Storage Temperature: Ambient |
MDL Number:
MFCD00011388 CAS číslo: 7778-80-5 EINECS: 231-915-5 Merck Index: 13,07759 |
Výsledky specifikačního testu
Assay | Min. 99.0 % |
pH (25°C; 5 %) | 5.5 - 7.5 |
Heavy metals (as Pb) | Max. 5 ppm |
Insolubility in water | Max. 100 ppm |
Total N (Nitrogen) | Max. 5 ppm |
Cl (Chloride) | Max. 5 ppm |
As (Arsenic) | Max. 2 ppm |
Ca (Calcium) | Max. 50 ppm |
Fe (Iron) | Max. 5 ppm |
Mg (Magnesium) | Max. 20 ppm |
Na (Sodium) | Max. 0.02 % |
Conforms to ACS | Passes test |
Conforms to Reag. Ph.Eur. | Passes test |
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