| Phosphorus pentoxide |
| English name |
Phosphorus pentoxide |
| Molecular formula |
P2O5 |
| Molecular weight |
141.94 |
| CAS.NO |
1314-56-3 |
| Packing |
Packaging form:Weight (net weight) (or upon customer's request) Technical grade:10Kg bag Reagent grade: 5Kg bag, 500g/bottle Export grade: 200L steel and iron drum, 200Kg/drum; 20Kg, plastic woven bag |
| Uses |
Phosphorus pentoxide can be widely used in pharmaceutical and coating additive, printing and dyeing auxiliary, antistatic agent, etc. |
| Features |
Properties:
white crystal powder. Density 0.9g/cm3. Melting point 580-585℃. Vapor pressure 133.3Pa(384℃).
Storage and transportation:
It is corrosive. Packing: (Ⅱ) category. Keep in cool, dry and well-ventilated place.
Quality guarantee period:
30 days between May and September; 60 days between October and April; 6 months in closed drum.
|
| Quality index |
|
Item
|
Index
|
|
Technical grade(chemical pure)
|
Analytical pure
|
Specific grade
|
|
Content (P2O5)%
|
≥99%
|
≥99.5%
|
≥99.5%
|
|
Active R value
|
1.2
|
1.7
|
2.0
|
|
Reductant (P2O3)%
|
≤0.01
|
≤0.008
|
≤0.005
|
|
Clarity test
|
Qualified
|
Qualified
|
Qualified
|
|
Water insoluble matter%
|
≤0.02
|
≤0.01
|
≤0.01
|
|
Total nitrogen(N)%
|
≤0.01
|
≤0.002
|
≤0.001
|
|
Heavy metal (Pb)%
|
≤0.01
|
≤0.002
|
≤0.001
|
|
Iron content (Fe)%
|
≤0.01
|
≤0.002
|
≤0.001
|
|
Arsenic content(As)%
|
≤0.01
|
≤0.007
|
≤0.005
|
|
