Silica sand. Sio2 99.4% & fe2o2 0.03%. We can supply 100, 000 mt per month. Shipping fob vietnam port. Payment 30% advance, 70% l/c. Price usd30/mt. If keen please 1) show proof of l/c format 2) we can send sample if required. Postage depends to where, about myr200
