INCO Corporation

Dear Sir,
My name is Jin Ho, Im from South Korea of INCO Corporation.
I am now looking for a company that can supply the vanadium pentoxide (V2O5) of the flake type used as a raw material for ferrovanadium production at the request of my customer.
If you can supply this product, please refer to the detailed specification of vanadium pentoxide required by my client as follows.
▶ Ingredient : V2O5 98.0% Min. Si : 0.25% Max. P : 0.05% Max. Fe : 0.40% Max. As : 0.02% Max. Na2O + K2O : 1.50% Max. 
▶ Granularity : 5 x 55 x 55 mm Max. (Fused Flake Type)
If possible, please let me know the estimate per MT (Metric Ton) on first by CIF Price in INCHEON and also specify the validity period of the estimate.
For your information, my client produces ferrovanadium, and the monthly requirement of vanadium pentoxide is about 400 to 500 tons.
Thanks & Best Regards,
Jin Ho. [Details]