Urée 99% ACS
Marques : Thermo Fisher ScientificTotal Evaluation: 0
Moyenne des Notes : 0.0 sur 5
Formule:
NH₂CONH₂ Point d'ébullition: 197 °C (1013 hPa) Point de fusion: 131…135 °C Densité: 1,34 g/cm³ (20 °C) Température de stockage: Température ambiante |
Numéro MDL:
MFCD00008022 Numéro CAS: 57-13-6 EINECS: 200-315-5 REACH: 01-2119463277-33 Indice Merck: 13,09935 |
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Résultats des tests de spécification
Appearance | White Crystals |
Infrared spectrum | Conforms |
Melting point | 132 to 135 °C |
Residue after ignition | ≤0.01 % |
Titration with HClO4 | 99.0 to 100.5 % |
Chloride (Cl) | ≤5 ppm |
Sulfate (SO4) | ≤10 ppm |
Iron (Fe) | ≤10 ppm |
Heavy metals (as Pb) | ≤10 ppm |
Insoluble matter | ≤0.01 % |
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