Urea | Pharmacountry规格参数
- 纯度: 含量≥99.0%;重金属≤0.0002%;缩二脲≤0.2%
- IUPAC Name: urea
- EC Number: 200-315-5
- Molecular Weight: 60.056
- Chemical Formula: CH4N2O
- CAS Number: 57-13-6
- 认证标准: ChP药典标准
- Assay,%: min 99.0
- Transparency of solution: max 2
- Insoluble in water,%: max 0.005
- Residue on ignition(as SO4),%: max 0.01
- Chloride(Cl),%: max 0.0003
- Sulfate(SO4),%: max 0.001
- Iron(Fe),%: max 0.0002
Heavy metals(as Pb),%: max 0.0002
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