Inspection Items Standard Inspection result
V2O5, % 99 min 99.6
Fe, % 0.30 max 0.02
P, % 0.05 max 0.03
S, % 0.10 Max 0.04
As, % 0.20 Max 0.004
Na2O+K2O, % 1.0 max 0.11
Si, % 0.25 Max 0.23
Result Qualified