Urea 98.0-102.0%, crystalline, EMPROVE® ESSENTIAL Ph. Eur., BP, USP, JP, SAFC®

Leverantör: MERCK PRODUCTION CHEMICALS

Synonyms: Carbonyl diamide, Carbamide, Diaminomethanone, Carbonyldiamide

1.08486.9029 1.08486.9525
1.08486.9029EA 0 SEK
1.08486.9029 1.08486.9525
Urea 98.0-102.0%, crystalline, EMPROVE® ESSENTIAL Ph. Eur., BP, USP, JP, SAFC®
Urea

Elemental impurity specifications have been set considering ICH Q3D (Guideline for Elemental Impurities). Class 1 to 3 elements are not likely to be present above the ICH Q3D option 1 limit, unless specified and indicated.

Formel: NH₂CONH₂
MW: 60,06 g/mol
Kokpunkt: 197 °C (1013 hPa)
Smältpunkt: 132,7 °C
Densitet: 1,34 g/cm³ (20 °C)
Storage Temperature: Omgivande
MDL Number: MFCD00008022
CAS nummer: 57-13-6
EINECS: 200-315-5
REACH: 01-2119463277-33
Merck Index: 13,09935
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Specifikation testresultat

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%
Corresponds to Ph. Eur., BP, JP, USP

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