الوصف

AMMONIUM PARATUNGSTATE
 
â—† Formula: 5(NH4)2O.*2WO3.5H2O.
â—† Appearance:Free flowing white crystalline powder with no any other cast or foreign matter. 
â—† Ignition Loss: *1.5%max
â—† Fsss: ****6 micron.
â—† Scott Density: 1.**2.6 G/CM3. 
â—† Packing:In iron drums with inside plastic bags of **0kg or **0kg net each.
Remarks:
1)APT*0 is high purity matetial for special uses.
2)Material of ****6micron is mainly used for producing tungsten bar for drawing wire
3)Any special requirement to the products can be discussed.