5,5-Dimethylhydantoin 97%
Fornitore: Thermo Fisher Scientific
Formula:
C₅H₈N₂O₂ Punto di fusione: 175…180 °C Temperatura di stoccaggio: Ambiente |
MDL Number:
MFCD00005266 CAS Number: 77-71-4 EINECS: 201-051-3 |
Risultati del test di specificazione
Appearance | White to off-white Crystalline powder or crystals |
Infrared spectrum | Conforms |
Melting point | 175 to 180 °C |
Loss on drying | ≤0.25 % (60 °C, 2 h, 1 mmHg) |
Titration with NaOH | ≥96.0 % |
Sulfate (SO4) | ≤0.02 % |
AsO4, PO4, SiO4 (as SiO2) | ≤0.001 % |
Magnesium (Mg) | ≤0.005 % |
Potassium (K) | ≤0.01 % |
Sodium (Na) | ≤0.01 % |
Heavy metals (ICP-OES) | ≤0.001 % |
Insoluble matter | ≤0.005 % |
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