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

Supplier: VWR Chemicals

28877.460EA 1060 EUR
28877.460 28877.361 28877.260 28877.235 28877.292
Urea 99.5-100.5%, AnalaR NORMAPUR® ACS, Reag. Ph. Eur. analytical reagent
Urea
Formula: NH₂CONH₂
MW: 60,06 g/mol
Boiling Pt: 197 °C (1013 hPa)
Melting Pt: 132,7 °C
Density: 1,34 g/cm³ (20 °C)
MDL Number: MFCD00008022
CAS Number: 57-13-6
Merck Index: 12,10005
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Specification Test Results

Assay 99.5 - 100.5 %
Appearance of solution (10 %; water) Clear and colourless
IR Spectrum Passes test
Solution S Passes test
Acidity Max. 0.0005 meq/g
Alkalinity Max. 0.0005 meq/g
Melting point 132 - 134 °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

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