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

Supplier: VWR Chemicals

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28877.235EA 0 INR InStock
28877.235 28877.292 28877.361 28877.260 28877.460
Urea 99.5-100.5%, AnalaR NORMAPUR® Reag. Ph. Eur., ACS analytical reagent
Urea


Formula: NH₂CONH₂
MW: 60.06 g/mol
Boiling Pt: 197
Melting Pt: 132.7 °C
Density: 1.34 g/cm³ (20 °C)
Storage Temperature: Ambient
 MDL Number: MFCD00008022
CAS Number: 57-13-6
EINECS: 200-315-5
REACH: 01-2119463277-33
Merck Index: 13,09935
https://qa.digitalassets.avantorsciences.com/adaptivemedia/rendition?id=a9682f71b212a449398841e2beace2d7500b4710&vid=62455afae7c29355c4ff33e9ad370faf78b9c80c&prid=web&clid=SAPDAM
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Specification Test Results
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 - 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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