Ammonio solfato ≥99.5%, AnalaR NORMAPUR® ACS, Reag. Ph. Eur. per analisi
Fornitore: VWR Chemicals
Synonyms:
Sulphuric acid diammonium salt, Diammonium sulphate, Mascagnite
21333.296EA
55.8
EUR
21333.296
21333.365
21333.460
21333.180
Ammonio solfato ≥99.5%, AnalaR NORMAPUR® ACS, Reag. Ph. Eur. per analisi
Ammonio solfato
Formula:
(NH₄)₂SO₄ Peso molecolare: 132,14 g/mol Punto di fusione: 336…339 °C Densità: 1,78 g/cm³ (20 °C) Temperatura di stoccaggio: Ambiente |
MDL Number:
MFCD00003391 CAS Number: 7783-20-2 EINECS: 231-984-1 REACH: 01-2119455044-46 Merck Index: 13,00559 |
Risultati del test di specificazione
Assay | Min. 99.5 % |
pH (25°C; 5 %) | 5.0 - 6.0 |
Heavy metals (as Pb) | Max. 5 ppm |
Ignition residue (SO4) | Max. 50 ppm |
Insolubility in water | Max. 10 ppm |
Loss on drying (105°C) | Max. 0.1 % |
Cl (Chloride) | Max. 3 ppm |
NO3 (Nitrate) | Max. 10 ppm |
PO4 (Phosphate) | Max. 5 ppm |
As (Arsenic) | Max. 0.2 ppm |
Ca (Calcium) | Max. 10 ppm |
Cd (Cadmium) | Max. 1 ppm |
Cu (Copper) | Max. 2 ppm |
Fe (Iron) | Max. 2 ppm |
K (Potassium) | Max. 20 ppm |
Mg (Magnesium) | Max. 5 ppm |
Na (Sodium) | Max. 20 ppm |
Pb (Lead) | Max. 2 ppm |
Zn (Zinc) | Max. 1 ppm |
Conforms to ACS | Passes test |
Conforms to Reag. Ph.Eur. | Passes test |
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