High purity vanadium pentoxide

Descripción del producto

Molecular Formula: V2O5 Molecular Weight： **1.*8（as per International Atomic Weight in ***5） Alias：Vanadic acid anhydride English Name：Vanadic acid anhydride;Vanadium pentoxide Appearance：Yellow or brick-red powder Quality Standard:Chemical Industry Standard HG/T ********3 一、 Technical Conditions 1. V2O5 Content Min： Guaranteed reagent `````````````````````````*9.5% Analytical pure、Chemically pure `````````````````*9.0% 2. The highest content of impurities (%)： Name Guaranteed reagent Analytical pure Chemically pure 1.HCI insoluble substance & Silicate 0.1 0.2 0.3 ***** weightlessness 0.1 0.*5 0.*5 *****（CL） 0.**5 0.*1 0.*2 4.Sulfate（SO4） 0.*1 0.*2 0.*4 5.Ammonium Salt （NH4） 0.*2 0.*5 0.*0 6.Sodium （Na） 0.*2 0.*4 0.*0 ***** (Fe) 0.*1 0.*2 0.*3 8.Heavy metal（Pb） 0.**2 0.**5 0.**0 USE: High purity V2O5 is used for metallurgical industry, FeV Alloy, Vanadium Aluminium Alloy and other special metal materials, it is used for decarburization and desulfuration in chemical fertilizer ***** is also used for coloring materials of staining, ceramic and corrosioninhibitor of petrochemical complex device, and it can be used to make sulfuric acid and organic synthesis’catalyst, also for glass industry. Packing:*5KG/paper barrel. Carry and Storage:It should be keeped in shady and dry storeroom.Do not mix with acid and alkali. Attention to guard against damp.Do not give it heavy load, do not mix loading with sharp implement. During transportation, it should be guarded against rain and solar exposure, handle with care when loading and unloading, , avoiding from packages in ***** can be saved by water, sands and all kinds of fire extinguisher if it were in fire. Materialization Property: Yellowish red prismatic crystal ***** density 3.**7. Melting point **0℃.Soluble in acid and alkali, slightly dissolve in water, not in absolute ethyl ***** steam of V2O5 is toxic. Toxicity protection: this product is a poison which has many influences for ***** symptoms of acute poisoning, such as tears, running at the nose, throat pain in the chest, difficulty breathing.Acute allergic reaction is bronchial asthma, bronchus asthma, acute rhinitis and ***** has strong stimulation for eye mucosa, which is often with conjunctivitis, skin rash and ***** maximum permissible concentration smog is 0.1mg/m3, and 0.5mg/m3 for ***** America, the rule is 0.*5mg/m3. Use a respirator to protect the respiratory organ and to prevent dust and excretion in production. Strictly make sure its closeness and ***** should be needed to have a full ventilation equipment and local site masking ***** the material wetted before smashing.Wear closed glasses and rubber gloves when operating, and wear dustproof clothes.