Ammonium sulfate 99,5, ultrapure_bioreagent Molecular_Biology, LC, J.T.Baker®
Marques : AvantorTotal Evaluation: 0
Moyenne des Notes : 0.0 sur 5
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Attention
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Synonyme(s):
Sulphuric acid diammonium salt, Diammonium sulphate, Mascagnite
For protein precipitation, liquid chromatography and molecular biology applications.
Formule:
(NH₄)₂SO₄ Poids moléculaire: 132.14 g/mol Point de fusion: 336…339 °C Densité: 1.78 g/cm³ (20 °C) Température de stockage: Température ambiante |
Numéro MDL:
MFCD00003391 Numéro CAS: 7783-20-2 EINECS: 231-984-1 REACH: 01-2119455044-46 Indice Merck: 13,00559 |
Résultats des tests de spécification
For Laboratory,Research,or Manufacturing Use | ≥99.5% |
Assay ((NH₄)₂SO₄) | ≥99.5 % |
Insoluble Matter | ≤0.005 % |
pH of 5% Solution at 25°C | 5.0 - 6.0 |
Residue after Ignition | ≤0.005 % |
Absorbance of a 1M Solution - 260 nm | ≤0.04 |
Absorbance of a 1M Solution - 280 nm | ≤0.04 |
RNase Activity (None Detected) | Passes Test |
DNase Activity (None Detected) | Passes Test |
Protease Activity (None Detected) | Passes Test |
Chloride (Cl) | ≤3 ppm |
Nitrate (NO₃) | ≤10 ppm |
Phosphate (PO₄) | ≤3 ppm |
Arsenic (As) | ≤0.2 ppm |
Trace Impurities - Cadmium (Cd) | ≤2 ppm |
Trace Impurities - Calcium (Ca) | ≤2 ppm |
Trace Impurities - Copper (Cu) | ≤0.2 ppm |
Trace Impurities - Iron (Fe) | ≤1 ppm |
Trace Impurities - Lead (Pb) | ≤0.1 ppm |
Trace Impurities - Lithium (Li) | ≤2 ppm |
Trace Impurities - Magnesium (Mg) | ≤2 ppm |
Trace Impurities - Manganese (Mn) | ≤0.6 ppm |
Trace Impurities - Potassium (K) | ≤2 ppm |
Trace Impurities - Zinc (Zn) | ≤0.5 ppm |
Solution Test | Passes Test |
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