... for metallurgy 1) purity:99.3%, 2) packing: 50kg/bag 3) good quality in competitive price 4)super supplier sodium nitrate for ... and widely used in the industry including:glass,dye,detonator,metallurgy,machinery and vitreous enamel.etc Notice:1.Stored in ... put out by using lots of water Usage:For chemical, glass, explosive, fireworks, dye, metallurgy, machinery, enamel industry, meat antiseptics, etc ...