China (Mainland)
Diprophylline CAS NO.479-18-5
- Min.Order: 25 Kilogram
- Payment Terms: T/T,
- Product Details
Keywords
- Diprophylline
- Diprophylline 99%
- high purity Diprophylline
Quick Details
- ProName: Diprophylline
- CasNo: 479-18-5
- Molecular Formula: C10H14N4O4
- Appearance: White or almost white crystalline powd...
- Application: raw material
- DeliveryTime: 5 days
- PackAge: 25kg/drum
- Port: China main port
- ProductionCapacity: Metric Ton/Day
- Purity: 98.5%-101.0%
- Storage: Cool an dry place
- Transportation: By air or by sea
- LimitNum: 25 Kilogram
- Related Substances: not more than 0.3%
- Residue on Ignition: not more than 0.5%
- Heavy Metal: not more than 20ppm
- Valid Period: 4 years
Superiority
Product Name:Diprophylline
CAS NO.:479-18-5
|
Appearance |
White or almost white crystalline powder |
|
Solubility |
Freely soluble in water, slightly soluble in ethanol(96 per cent) |
|
Identification |
Infrared absorption spectrophotometry comparing with the spectrum obtained with diprophylline CRS. |
|
Appearance of solution |
Solution S is clear and colourless |
|
Acidity or alkalinity |
≤0.4ml(0.01M sodium hydroxide) |
|
Chlorides |
≤400ppm |
|
Heavy Metals |
≤20ppm |
|
Loss on drying |
≤0. 5% |
|
Sulphated ash |
≤0.1% |
|
Related substances |
Unspecified impurities ≤0.1% |
|
Total ≤0.3% |
|
|
Residual solvents |
≤5000ppm(Ethanol) |
|
Bulk density Loose (Enterprise Standard) |
-- |
|
Bulk density Tapped (Enterprise Standard) |
-- |
|
Assay |
98.5%-101.0%(calculated on the dried bases) |
Details
Product Name:Diprophylline
CAS NO.:479-18-5
|
Appearance |
White or almost white crystalline powder |
White crystalline powder |
|
Solubility |
Freely soluble in water, slightly soluble in ethanol(96 per cent) |
Complies |
|
Identification |
Infrared absorption spectrophotometry comparing with the spectrum obtained with diprophylline CRS. |
Complies |
|
Appearance of solution |
Solution S is clear and colourless |
Complies |
|
Acidity or alkalinity |
≤0.4ml(0.01M sodium hydroxide) |
0.05ml |
|
Chlorides |
≤400ppm |
＜400ppm |
|
Heavy Metals |
≤20ppm |
＜20ppm |
|
Loss on drying |
≤0. 5% |
0.08% |
|
Sulphated ash |
≤0.1% |
0.02% |
|
Related substances |
Unspecified impurities ≤0.1% |
0.02% |
|
Total ≤0.3% |
0.07% |
|
|
Residual solvents |
≤5000ppm(Ethanol) |
183ppm |
|
Bulk density Loose (Enterprise Standard) |
-- |
0.34g/ml |
|
Bulk density Tapped (Enterprise Standard) |
-- |
0.52g/ml |
|
Assay |
98.5%-101.0%(calculated on the dried bases) |
99.9% |
|
Conclusion: |
All of the results conform to the BP2013/EP8.0 |
|