Ammonium sulphate ≥99.5%, Ultrapure Bioreagent for molecular biology, for LC-MS, J.T.Baker®
Supplier: AVANTOR PERFORMANCE MATERIALS US
MOC: Non-Regulated
About this item
Synonyms: Sulphuric acid diammonium salt, Diammonium sulphate, Mascagnite
CAS Number:7783-20-2
:
Formula:(NH₄)₂SO₄
MDL Number:MFCD00003391
Density:1.78 g/cm³ (20 °C)
Molecular Weight:132.14 g/mol
Melting Pt:336…339 °C
Merck Index:13,00559
:Management of Change (MOC) category = N
EINECS:231-984-1
REACH:01-2119455044-46
:GHS08
Storage Temperature:Ambient
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Specifications
- Environmentally Preferable:
Specifications
Specification Test Results
- 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