Tungstan Compounds

• Application
• Chemical Catalysis Metal Surface Treatment, Other

• Boiling point
• Decomposes before boiling

• CAS No
• 10213-10-2

• Chemical Name
• Sodium Tungstate

• Classification
• Other, Inorganic Compound

• Density
• 3.25 Gram per cubic centimeter(g/cm3)

• EINECS No
• 231-743-0

• Form
• Solid

• Grade
• Industrial Grade

• HS Code
• 2841800000

• Main Material
• Tungsten

• Melting Point
• 698C (with loss of water)

• Molecular Formula
• Na2WO42H2O

• Molecular Weight
• 329.86 g/mol

• Other Names
• Disodium Tungstate

• Ph Level
• 8-10 (1% Solution)

• Poisonous
• No

• Purity
• 99%

• Shape
• Other, Crystal Powder

• Smell
• Other, Odorless

• Solubility
• Soluble in Water

• Standard
• GB/T 3450-2006

• Storage
• Keep in a cool dry place away from strong acids and oxidizing agents, Other

• Structural Formula
• Na2WO42H2O

• Taste
• Other , No specific taste

• Type
• Powder

• Usage
• Catalyst Analytical Reagent Dyeing Electroplating

• Application
• Other, Metal processing ceramics electronics and catalysis

• Boiling point
• Decomposes before boiling

• CAS No
• 11120-25-5

• Chemical Name
• Ammonium Para Tungstate

• Classification
• Inorganic Compound, Other

• Density
• 2.45 Gram per cubic centimeter(g/cm3)

• EINECS No
• 234-364-6

• Form
• Powder

• Grade
• Industrial Grade

• HS Code
• 28418000

• Main Material
• Ammonium and Tungsten

• Melting Point
• Decomposes without melting

• Molecular Formula
• (NH4)10[H2W12O42] xH2O

• Molecular Weight
• Approx. 2950 g/mol (dependent on hydrate state)

• Other Names
• APT Ammonium Tungstate

• Ph Level
• 5-6 (aqueous solution)

• Poisonous
• No

• Purity
• 99%

• Shape
• Crystalline Powder, Other

• Smell
• Odorless, Other

• Solubility
• Soluble in water

• Standard
• GB/T 3458-2009

• Storage
• Other, Store in a cool dry place keep container tightly closed

• Structural Formula
• Complex polyoxoanion structure with ammonium ions

• Taste
• Other , Tasteless

• Type
• Tungstate

• Usage
• Intermediate compound for tungsten products catalyst ceramics manufacturing

• Application
• Used in chemical synthesis electron microscopy staining and analysis processes, Other

• CAS No
• 12501-23-4

• Chemical Name
• Phosphotungstic Acid

• Classification
• Other, Inorganic Chemical

• Density
• 4.13 Gram per cubic centimeter(g/cm3)

• EINECS No
• 235-184-7

• Form
• Solid

• Grade
• Industrial Grade

• HS Code
• 28418000

• Main Material
• Phosphorus and Tungsten

• Melting Point
• 89 C

• Molecular Formula
• H3PW12O40

• Molecular Weight
• 2880.05 g/mol

• Other Names
• Tungstophosphoric Acid

• Ph Level
• 1.3 (1% solution)

• Poisonous
• No

• Purity
• 99%

• Shape
• Other, Crystalline Powder

• Smell
• Other, Odorless

• Solubility
• Soluble in water and ethanol

• Standard
• ISO Standard

• Storage
• Keep in a cool dry place away from direct sunlight, Other

• Structural Formula
• H3[PW12O40]

• Type
• Acid

• Usage
• Catalysts Staining Agent and Analytical Reagent

• Boiling point
• 1,473 C

• CAS No
• 7783-03-1

• Density
• 5.59 Gram per cubic centimeter(g/cm3)

• Grade
• Industrial Grade

• Melting Point
• 100 C

• Molecular Formula
• H2WO4

• Ph Level
• High

• Purity
• 99%

• Solubility
• Water

• Storage
• Room Temperature

• Usage
• Industrial