Chemical Tungstic Acid Spot

High-quality high-purity tungstic acid

• Brand: leji
• Packaging: Bag/Drum
• Supply Ability: 8000kg
• Certificate: ISO9001

A polytungstic acid, colorless crystals. It belongs to 12-tungsten isopolyacids, the simple structural formula is H6[H2(W3O10)4]·nH2O, n is 10 or 23; the density is 3.93g/cm3, decomposes at 50 ℃; the solubility is very large, 88.57 g/100cm3 water (25℃). It is derived from the transformation of metatungstic acid salts....

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Chemical reagent sodium molybdate spot

• Brand: leji
• Packaging: Bag/Drum
• Supply Ability: 8000kg
• Certificate: ISO9001

Precipitants, catalysts, molybdenum salts used in the manufacture of alkaloids, inks, fertilizers, molybdenum red pigments and lightfast pigments, also used in the manufacture of flame retardants and metal inhibitors for pollution-free cold water systems, as well as galvanizing, Polishing agents and chemical...

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Chemical reagent Ammonium molybdate spot

• Brand: leji
• Packaging: Bag/Drum
• Supply Ability: 8000kg
• Certificate: ISO9001

Ammonium molybdate is mainly used for smelting ferromolybdenum and preparing molybdenum trioxide and metal molybdenum powder; as raw material for tungsten-molybdenum alloy and molybdenum wire; for geological exploration of phosphate rock; for chemical catalyst; a small amount for agricultural molybdenum Fertilizer; a...

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High Quality Molybdic Acid for Reagent Grade

• Brand: leji
• Packaging: Bag/Drum
• Supply Ability: 8000kg
• Certificate: ISO9001

High-quality molybdic acid is used as catalyst in petrochemical industry, and used in metallurgical industry to make molybdenum powder, molybdenum bar, molybdenum wire, molybdenum billet, molybdenum sheet and other chemical molybdenum acid. Welcome to inquire to get discount, and technical support is also included...

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Chemical reagent Phosphomolybdic acid spot

• Brand: leji
• Packaging: Bag/Drum
• Supply Ability: 8000kg
• Certificate: ISO9001

Mainly used as analytical reagents, also used for making pigments, etc. Analytical reagents: detection of alkaloids, uric acid, xanthine, creatinine and some metals, this product is also widely used in medicine, pesticides as acid catalysts for product synthesis, trace analysis and determination Antimony, Cerium,...

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Chemical reagent sodium tungstate spot

• Brand: leji
• Packaging: Bag/Drum
• Supply Ability: 8000kg
• Certificate: ISO9001

Sodium tungstate is used in mordant, analytical reagent, catalyst, water treatment agent, manufacture of fireproof and waterproof materials, as well as phosphotungstate, borotungstate, etc. Used in the manufacture of metal tungsten, tungstic acid, tungstate, etc. For mordants, pigments, dyes, inks. It is used as a...

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Chemical reagent Ammonium tungstate spot

• Brand: leji
• Packaging: Bag/Drum
• Supply Ability: 8000kg
• Certificate: ISO9001

Ammonium tungstate was calcined into tungsten trioxide in air, and then submicron tungsten powder was prepared by cyclic redox method. The submicron tungsten powder prepared by the method has the advantages of less pollution, narrow particle size distribution, simple and easy process route, easy control of process...

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Chemical Reagent Tungsten Oxide Spot

• Brand: leji
• Packaging: Bag/Drum
• Supply Ability: 8000kg
• Certificate: ISO9001

Part of tungsten oxide is used in the production of chemical products, such as paints and coatings, catalysts in the petroleum industry, etc.; but tungsten oxide is an intermediate product, and a large amount of tungsten oxide is used in metal tungsten powder and tungsten carbide powder, and then used in the...

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Chemical Reagent Ammonium Metatungstate Spot

• Brand: leji
• Packaging: Bag/Drum
• Supply Ability: 8000kg
• Certificate: ISO9001

Tungstic acid method: Dissolve tungstic acid with ammonia water, add it into deionized water filled with boiling, heat with stirring to remove ammonia to make Ph=8, add acetic acid when the solution is boiling, and then adjust the Ph value to 2-4 with dilute nitric acid, Continue to heat and concentrate to a relative...

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