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Urea ≥99.5%, Puriss. p.a. Reag. Ph. Eur., ACS, Fluka™

Fornitore: Honeywell Chemicals

Synonyms: Carbonyl diamide, Carbamide, Diaminomethanone, Carbonyldiamide

33247H-1KG 33247H-2.5KG 33247H-5KG
HONC33247H-1KGEA 89.87 EUR
HONC33247H-1KG HONC33247H-2.5KG HONC33247H-5KG
Urea ≥99.5%, Puriss. p.a. Reag. Ph. Eur., ACS, Fluka™
Urea
Formula: NH₂CONH₂
Peso molecolare: 60.06 g/mol
Punto di ebollizione: 197
Punto di fusione: 133…134 °C
Densità: 1.32 g/cm3 (20 °C)
Temperatura di stoccaggio: Ambiente
MDL Number: MFCD00008022
CAS Number: 57-13-6
EINECS: 200-315-5
Merck Index: 13,09935
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Risultati del test di specificazione

Identity complying
Assay Min. 99.5 %
Assay (calculated to the dried substance) 99 - 101 %
Melting range 132 - 135 °C
Water insoluble matter Max. 0.01 %
Loss on drying (105°C, 1 h) Max. 1.0 %
Sulfated ash Max. 0.01 %
Ammonium (NH₄) Max. 0.05 %
Alkalinely reacting substances complying
Iron (Fe) Max. 0.0002 %
Heavy metals (as Pb) Max. 0.0005 %
Chloride (Cl) Max. 0.0005 %
Sulfate (SO₄) Max. 0.001 %
Biuret (carbamylurea) Max. 0.1 %
Appearance of the solution complying


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