Urea EPR Ph.Eur.

CH₄N₂O
Carbammide, Carbonildiammide
M.W: 60,06  CAS: 57-13-6  EC: 200-315-5  TARIC: 31021019

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• Assay (HPLC) 98.0 – 102.0%
• Individual impurities (HPLC) ≤ 0.1%
• Total impurities (HPLC) ≤ 2.0%
• Assay 98.5 – 101.5%
• Melting range 132.0 – 135.0°C
• Insolubility in Ethanol (CH₃CH₂OH) ≤ 0.04%
• Residue on roasting (SO₄) ≤ 0.1%
• Loss on drying (105 °C) ≤ 1.0%
• Ammonium (NH₄) ≤ 0.05%
• Biuret ≤ 0.1%

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