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Contact SupplierNitric Acid in Concentration 68 Nitric acid is a strong oxidizing agent, the core competency by Shijiazhuang Xinlongwei Chemical Co., Ltd, with the chemical formula HNO3, concentration in 40%-68%. HNO3 is a liquid with an acrid, pungent and suffocating odor. Nitric acid is widely used for the production of fertilizers, such as ammonium nitrate, and polymers (eg. Nylon). It is an excellent nitrating agent (introduces a nitro group), in combination with sulfuric acid. It is also used as oxidizer in liquid-fueled rockets 1.General Information Molecular formula: HNO3 Molecular weight: 63.0128 CAS No.: 7697-37-2 EC No.: 231-714-2 2.Applications Widely used in the manufacture of Ammonium Nitrate and other explosives, Sodium Nitrate Potassium Nitrate, Calcium Nitrate, Glyoxal, H-Acid, Nitrobenzene and other Nitro Derivative Dyes and Dye Intermediates, Drugs and Pharmaceuticals, Pickling of Steel and metallurgy, A Fiber etc. 3. Specification Item Industrial Grade Regent Grade GR AR CP HNO3 % 55 68 65-68 65-68 65-68 HNO2 % 0.2 0.2 -- -- -- Chroma max -- -- 20 20 25 Residue on Ignition(SO4) max 0.02 0.02 0.0005 0.001 0.002 Oxide(Cl)% max -- -- 0.00005 0.00005 0.0002 Sulfate(SO4)% max -- -- 0.0001 0.0002 0.001 Fe % max -- -- 0.00002 0.00003 0.0001 As %