Dear Sir, Could you send me a quotation for a R&D sample of 2kg, a production sample of 150kg and a repetitive order of 5t/year? I need a high purity ceramic grade with purity > 99.5%. Kind regards, -- Guillaume Bouchet Doumenq Nanoe, R&D Manager batiment 25 34 route de Longjumeau 91380 Chilly Mazarin France g.bouchet@nanoe.fr