Urea 98.0-102.0% (by HPLC), crystalline, EMPROVE® ESSENTIAL Ph. Eur., BP, USP, JP, SAFC®
: Merck
: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 (HPLC):98.0 - 102.0%
- Assay (ex N):99.0 - 100.5%
- Assay (ex N, Calculated on Dried Substance):99.0 - 101.0%
- Identity:Conforms
- In Ethanol (96%) Insoluble Parts:≤0.04%
- Alkalinity:Passes Test
- Chloride (Cl):≤0.007%
- Sulfate (SO₄):≤0.010%
- Heavy Metals (as Pb):≤0.0010%
- NH₄ (Ammonium):≤0.0500%
- Biuret:≤0.1%
- Organic Impurities (Related compound A):≤0.1%
- Organic Impurities (Any Individual Unspecified Impurity):≤0.1%
- Organic Impurities (Total Impurities):≤2.0%
- Residual Solvents (ICH Q3C):Excluded by Manufacturing Process
- Sulfated Ash (600 °C):≤0.10%
- Loss on Drying (105 °C):≤1.0%