Urea

SKU

33247H

Puriss. p.a., ACS reagent, reag. Ph. Eur., ≥99.5%

Synonym(s)

Carbamide; Carbonyl Diamide; Carbamide; Carbonyldiamide

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General Information:

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Brand

Fluka

CAS Numbers (All)

57-13-6

EC Number

200-315-5

Synonyms

Carbamide; Carbonyl Diamide; Carbamide; Carbonyldiamide

Property	Value
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

Property	Value
Autoignition Temperature	Not auto-flammable
Boiling Point/Range	No data available
Certification	ACS Reagent, Ph. Eur.
Color	White
Density	1.32 g/cm3 (20 °C)
Flashpoint	Not applicable
Form	Granules
Grade	Reagent Grade
Incompatible Materials	Alkalis, Nitrates, Strong oxidizing agents
Lower Explosion Limit	Not applicable
Melting Point/Range	133-134 °C
Partition Coefficient	-1.59 (25 °C)
Purity Percentage	99.50
Purity Details	>=99.50%
Solubility in Water	1.080 g/l (20 °C)
Upper Explosion Limit	Not applicable
Vapor Pressure	No data available
Viscosity	No data available
pH-Value	9-10 at 100 g/l (20 °C)
Product Line	Puriss. p.a.
Storage Temperature	Ambient

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