Ammonium chlorure 99.5-100.5% desséché, Puriss., Conforme aux spécifications analytiques BP, Ph. Eur., USP, FCC, Fluka™
Marques : Honeywell ChemicalsTotal Evaluation: 0
Moyenne des Notes : 0.0 sur 5
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Attention
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Synonyme(s):
Ammonium muriate, Salmiac
Formule:
NH₄Cl Poids moléculaire: 53.49 g/mol Point de fusion: 338 °C (déc.) Densité: 1.536 g/cm³ (20 °C) Température de stockage: Température ambiante |
Numéro MDL:
MFCD00011420 Numéro CAS: 12125-02-9 EINECS: 235-186-4 Indice Merck: 13,00510 |
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Résultats des tests de spécification
Assay (calculated to the dried substance) | 99.5 - 100.5 % |
Loss on drying (105°C) | Max. 0.5 % |
Loss on drying (on silicagel, 4h) | Max. 0.5 % |
Residue on ignition (SO₄) | Max. 0.1 % |
pH (5 %, 25 °C) | 4.6 - 6.0 |
Acidity or alkalinity | complying |
Arsenic (As) | Max. 0.0003 % |
Calcium (Ca) | Max. 100 ppm |
Copper (Cu) | Max. 0.002 % |
Iron (Fe) | Max. 20 ppm |
Magnesium (Mg) | Max. 0.001 % |
Zinc (Zn) | Max. 0.002 % |
Lead (Pb) | Max. 0.0004 % |
Heavy metals (as Pb) | Max. 10 ppm |
Iodide and bromide | complying |
Sulfate (SO₄) | Max. 100 ppm |
Thiocyanate (SCN) | complying |
Residual solvents | complying |
Appearance of the solution | complying |
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