Ammoniumdihydrogenphosphat ≥98,0%, Kristalle für die HPLC, J.T.Baker®
Lieferant: Avantor
0777-08EA
381.62
EUR
0777-08
Ammoniumdihydrogenphosphat ≥98,0%, Kristalle für die HPLC, J.T.Baker®
Ammoniumdihydrogenphosphat
For high performance liquid chromatography.
Formel:
NH₄H₂PO₄ Molecular Weight: 115,03 g/mol Schmelzpunkt: 190 °C Dichte: 1,80 g/cm³ (20 °C) Lagertemperatur: Raumtemperatur |
MDL:
MFCD00003396 CAS-Nummer: 7722-76-1 EINECS: 231-764-5 Merck Index: 13,00547 |
Spezifikation Testergebnisse
For Laboratory,Research,or Manufacturing Use | |
Assay (NH₄H₂PO₄) | ≥98.0 % |
Insoluble Matter | ≤0.005 % |
Ammonium Hydroxide Precipitate | ≤0.005 % |
pH of 5% Solution at 25°C | 3.8 - 4.4 |
Nitrate (NO₃) | ≤0.001 % |
Sulfur Compounds (as SO₄) | ≤0.005 % |
Trace Impurities - Iron (Fe) | ≤0.001 % |
Potassium (K) | ≤0.005 % |
Sodium (Na) | ≤0.005 % |
Ultraviolet Absorbance (1.00-cm cell vs. water) - 254 nm | ≤0.03 |
Ultraviolet Absorbance (1.00-cm cell vs. water) - 280 nm | ≤0.02 |
Ultraviolet Absorbance (1.00-cm cell vs. water) - 350 nm | ≤0.01 |
Chloride (Cl) | ≤5 ppm |
Trace Impurities - Arsenic (As) | ≤0.500 ppm |
Trace Impurities - ACS - Heavy Metals (as Pb) | ≤5 ppm |
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