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Urea crystalline (USP, BP, Ph. Eur.) pharma grade

Carbamide, Carbonyldiamide

Assay (Ph. Eur.) (Deter. N) calc. a.d.s.: 98.5-101.5%
Code
191754
CAS
57-13-6
Molecular Formula
NH2CONH2
Masse molaire
60.06 g/mol
molecule for: Urea crystalline (USP, BP, Ph. Eur.) pharma grade
Melting Point:
135 °C
Solubility:
in water at 20°C
Physical Description:
solid
Product Code:
191754
Product Name:
Urea crystalline (USP, BP, Ph. Eur.) pharma grade
Quality Name:
pharma grade
Specifications:
Assay (Ph. Eur.) (Deter. N) calc. a.d.s.: 98.5-101.5%
Assay (USP) (HPLC): 98.0-102.0%
Identity according to Pharmacopoeias:: passes test
Melting range: 132-134°C

Maximum limit of impurities
Appearance of solution: passes test
Alkalinity: passes test
Insoluble matter in C2H5OH: 0.04 %
Loss on drying at 105°C: 1.0%
Residue on ignition (as SO4): 0.1 %
Chloride (Cl): 0.007%
Ammonium (NH4): 0.05%
Sulfate (SO4): 0.010%
Residual solvents (Ph.Eur/USP): passes test
Biuret: 0.1%
Organic impurities:
Individual unspecified impurity: 0.1%
Total impurities: 2.0%
Related compound A: 0.1%
WGK:
1
Storage:
Room Temperature.
Master Name:
Urea *crystal
Synonyms Long Text:
Carbamide, Carbonyldiamide
EINECS:
200-315-5
CS:
3102 10 10 00
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