Blue Tungsten Oxide/ CAS Number 1314-35-8 

Blue Tungsten Oxide GRADE: WO3-x-1,WO3-x-2 APPEARANCE: Dark Blue Crystals MAINCONTENT: W(79.2-80)% (Calculated By the subtractiv) Packing: In iron drums with inside plastic bags of 100kg or 200kg net each.  SPECIFICATIONS:         Impurity Content Grade WO3-x-1 WO3-x-2 Grade WO3-x-1 WO3-x-2 Impurity Content %MAX AI 0.0005 0.001 Ni 0.0005 0.0007 As 0.001 0.002 Na 0.001 0.002…