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Rare Earth Elements
Tungsten Trioxide Powder
Regular tungsten trioxide powder
Appearance
Light yellow crystallized powder.
Properties
Code: OM74-W1
Apparent Density: 1.5g/cm3 ~ 3.0 g/cm3
Particle Size: 8 µm ~ 25 µm
Packing
[Inner] Double layer plastic bags
[Outer] 100kg or 50kg per drum, or according to your special requirements.
Superfine Tungsten Trioxide Powder
Appearance:
Light yellow crystallized powder.
Properties:
Code: OM74-W2
Apparent Density: ≤1.0 g/cm3
Particle Size: 0.8 ~2.5 µm
BET≥3 m2/g
Tungsten Ttrioxide (WO3) chemical composition:
| Main Content (%): WO3 ≥ 99.95% | ||||||
|---|---|---|---|---|---|---|
|
Other Contents (%) ≤ |
Al | 0.0008 | As | 0.001 | Bi | 0.0001 |
| Ca | 0.001 | Cd | 0.0001 | Co | 0.0005 | |
| Cr | 0.0005 | Cu | 0.0003 | Fe | 0.001 | |
| K | 0.001 | Mg | 0.0005 | Mn | 0.0005 | |
| Mo | 0.002 | Na | 0.001 | Ni | 0.0005 | |
| P | 0.0007 | Pb | 0.0001 | S | 0.0007 | |
| Sb | 0.0001 | Si | 0.001 | Sn | 0.0002 | |
| Ti | 0.0005 | V | 0.0005 | --- | --- | |
This is also named as yellow tungsten, we also provide tungsten oxide powder with other color as blue and purple.