Formats des paquets (2)
Données techniques
- Melting Point:
- 135 °C
- Solubility:
- in water at 20°C
- Physical Description:
- solid
- Product Code:
- 131754
- Product Name:
- Urea crystalline for analysis, ACS
- Quality Name:
- for analysis, ACS
- Specifications:
- Assay (Perchl. Ac.): 99.0-100.5 %
Identity: IR passes test
Melting range: 132-135°C
Maximum limit of impurities
Insoluble matter in H2O: 0.005 %
Residue on ignition (as SO4): 0.01 %
Chloride (Cl): 0.0005%
Sulfate (SO4): 0.001%
Biuret: 0.1%
Heavy metals (as Pb): 0.001%
Metals by ICP [in mg/Kg (ppm)]
Ag: 2
Al: 2
B: 2
Ba: 2
Be: 2
Cd: 5
Co: 5
Cr: 2
Cu: 5
Fe: 5
In: 2
K: 2
Mg: 2
Mn: 5
Mo: 2
Ni: 5
Pb: 5
Pt: 2
Si: 2
Sn: 2
Sr: 2
Ti: 2
Tl: 2
V: 2
Zn: 5
- WGK:
- 1
- Storage:
- Room Temperature.
- Master Name:
- Urea *crystal
- Synonyms Long Text:
- Carbamide, Carbonyldiamide
- EINECS:
- 200-315-5
- CS:
- 3102 10 10 00
