- Min.Order :1 Kilogram
- Purity: 99%
- Payment Terms : L/C,T/T
Keywords
598-50-5 Methylurea 1-methylurea
Quick Details
- Appearance: white powder
- Application:Pharm Intermediates
- PackAge: 25kg per bag or 25kg per drum
- ProductionCapacity: 2000|Metric Ton|Year
- Storage:Store in cool and dry place, away from sun light.
- Transportation:By sea or by air
Superiority:
| Appearance | White Powder |
| CAS No | 598-50-5 |
| Application | Pharm Intermediates |
| Boiling point | 131.34°C (rough estimate) |
| MF | C2H6N2O |
| MW | 74.08 |
| Purity | 99% |
Details:
|
Item
|
Standard
|
Test Results
|
|
|
A.H-NMR:Comply with the structure
|
Complies
|
|
B.LC-MS:Comply with the structure
|
Complies
|
|
|
C.The IR spectrum of sample should be identical with that of reference standard;
|
Complies
|
|
|
D.HPLC-ESI-MS
The retention time of the major peak in the chromatogram of the Assay preparation corresponds to that in the chromatogram of the Standard preparation, as obtained in the Assay. |
Complies
|
|
|
Crystallinity
|
meets the requirements.
|
Complies
|
|
Loss on drying
|
≤2.0%
|
0.19%
|
|
Heavy metals
|
≤10 ppm
|
<10ppm
|
|
Water
|
≤1.0%
|
0.1%
|
|
Sulphated ash
|
≤0.5%, determined on 1.0 g.
|
0.009%
|
|
|
Unspecified impurities: for each impurity ≤0.10%
|
<0.10%
|
|
Total Impurity ≤0.5%
|
0.18%
|
|
|
Purity
|
≥99.0%
|
99.7%
|
|
Assay
|
99.0%~101.0% (anhydrous substance).
|
99.8%
|
|
Storage
|
Preserve in well-closed, light-resistant and airtight containers.
|
Complies
|
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