Urea 99.5-100.5%, AnalaR NORMAPUR® ACS, Reag. Ph. Eur. analytical reagent

: VWR Chemicals

Urea 99.5-100.5%, AnalaR NORMAPUR® ACS, Reag. Ph. Eur. analytical reagent

: VWR Chemicals

:57-13-6

:

:NH₂CONH₂

:MFCD00008022

:13,09935

:197 °C (1013 hPa)

:132.7 °C

:1.34 g/cm³ (20 °C)

:60.06 g/mol

:Ambient

:200-315-5

:01-2119463277-33

Assay:
99.5 - 100.5 %
Appearance of solution (10 %; water):
Clear and colourless
IR Spectrum:
Passes test
Acidity:
Max. 0.0005 meq/g
Alkalinity:
Max. 0.0005 meq/g
Melting point:
132 - 135 °C
Biuret:
Max. 0,1%
Heavy metals (as Pb):
Max. 4 ppm
Ignition residue (SO₄):
Max. 50 ppm
Insolubility in water:
Max. 30 ppm
Loss on drying (100-105°C):
Max. 1.0 %
Cl (Chloride):
Max. 5 ppm
NH₄ (Ammonium):
Max. 0.05 %
SO₄ (Sulphate):
Max. 10 ppm
Cu (Copper):
Max. 1 ppm
Fe (Iron):
Max. 1 ppm
Pb (Lead):
Max. 2 ppm
Conforms to ACS:
Passes test
Conforms to Reag. Ph.Eur.:
Passes test