Packing: 25kg/40kg/50Kg , Plastic bag inside and Carbaord drum outside Chemical Properties: The color is white and yellowish white . The melting point of it is 200 ℃ .It is soluble in hot water 、hot ethanol、 ethyl ether and ammonium hydroxide. but it dissolved lightly in cold water. It`s poisonous .The relative molecular weight is 116.98. Usage :Used as catalyst , chemical reagent and mordant in many different lines.A kind of coloring material in Dyeing and glazes in Ceramic Industry. Be used to produce Vanadium Pentoxide. Quality Guarantee : Advanced technique, Completed resource controling system and Hard and fast measurement of products , which all make sure of the products stability . Today our products have been sold all over the world like America ,German , Middle East and so on . We have about twenty years experiences of production and have enjoyed good reputation in this line .Welcome to contact us !