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Ammonium paratungstate

Product Name
Ammonium paratungstate
CAS No.
11120-25-5
Chemical Name
Ammonium paratungstate
Synonyms
TUNGSTEN METAL;W HC 40;Wolfram;TUNGSTEN RIBBON;(NH4)10H2(W2O7)6;TUNGSTEN STANDARD;TUNGSTEN AA STANDARD;Ammonium (para)tungs;TUNGSTEN ICP STANDARD;Ammonium Paratungstat
CBNumber
CB2119928
Molecular Formula
H4NO42W12(-9)
Formula Weight
2896.08
MOL File
11120-25-5.mol
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Ammonium paratungstate Property

Melting point:
3410 °C(lit.)
Boiling point:
5660 °C(lit.)
Density 
2.3 g/mL at 25 °C(lit.)
vapor pressure 
0Pa at 25℃
storage temp. 
15-25°C
solubility 
soluble in H2O; insoluble in ethanol
form 
wire
color 
White
PH
6 (20°C in H2O)
Water Solubility 
Soluble in water. Insoluble in alcohol
Merck 
13,567
Exposure limits
ACGIH: TWA 3 mg/m3
NIOSH: TWA 1 mg/m3; STEL 3 mg/m3
InChIKey
WFKWXMTUELFFGS-UHFFFAOYSA-N
CAS DataBase Reference
11120-25-5(CAS DataBase Reference)
EPA Substance Registry System
Tungstate (W12(OH)2O4010-), decaammonium (11120-25-5)
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Safety

Hazard Codes 
F,Xi
Risk Statements 
11-36/38-36/37/38
Safety Statements 
6-26-36
RIDADR 
UN 3089 4.1/PG 2
WGK Germany 
-
RTECS 
YO7175000
TSCA 
Yes
HazardClass 
8
PackingGroup 
III
HS Code 
28418010
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Hazard and Precautionary Statements (GHS)

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N-Bromosuccinimide Price

Sigma-Aldrich
Product number
510114
Product name
Ammonium (para)tungstate hydrate
Purity
99.99% trace metals basis
Packaging
25g
Price
$82.3
Updated
2025/07/31
Sigma-Aldrich
Product number
510114
Product name
Ammonium (para)tungstate hydrate
Purity
99.99% trace metals basis
Packaging
100g
Price
$165
Updated
2025/07/31
GFS CHEMICALS
Product number
13431
Product name
AMMONIUMP-TUNGSTATE,3N
Packaging
50g
Price
$92.6
Updated
2021/12/16
AK Scientific
Product number
O200
Product name
Ammonium tungsten oxide hydrate
Packaging
25g
Price
$55.1
Updated
2021/12/16
Chem-Impex
Product number
35388
Product name
Ammoniumparatungstate,99%Metalsbasis
Purity
99%Metalsbasis
Packaging
25G
Price
$56
Updated
2021/12/16
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Ammonium paratungstate Chemical Properties,Usage,Production

Chemical Properties

White crystals. Soluble in water; insoluble in alcohol.

Uses

Ammonium tungsten oxide hydrate is used in production of tungsten alloys. It is used, refluxing the ammonia solution is advisable to speed up the dissolution of the oxide.

Uses

manufacture of tungsten alloys.

Flammability and Explosibility

Not classified

Purification Methods

It crystallises from warm water on adding EtOH and cooling.

Ammonium paratungstate Preparation Products And Raw materials

Raw materials

HEAVY CUT RESIDUE OIL Calcium chloride Sodium chloride Ammonium chloride Hydrochloric acid Sodium hydroxide Magnesium chloride hexahydrate Calcium chloride hexahydrate Sulfuric acid Ammonia Magnesium chloride

Preparation Products

Tungstic acid AMMONIUM METATUNGSTATE AMMONIUM TUNGSTATE PENTAHYDRATE (99.999%-W) PURATREM Tungsten
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Ammonium paratungstate Suppliers

Canada 1 China 284 Europe 2 France 1 Germany 2 India 29 Japan 5 Switzerland 1 United Kingdom 4 United States 33 Global 362
Caledon Laboratories Ltd.
Tel
--
Fax
--
Email
tech@caledonlabs.com
Country
Canada
ProdList
1149
Advantage
68
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View Lastest Price from Ammonium paratungstate manufacturers

WUHAN FORTUNA CHEMICAL CO., LTD
Product
Ammonium paratungstate 11120-25-5
Price
US $0.00/KG
Min. Order
1KG
Purity
98%min
Supply Ability
30tons/month
Release date
2023-01-29
Hebei Chuanghai Biotechnology Co., Ltd
Product
Ammonium paratungstate 11120-25-5
Price
US $10.00/KG
Min. Order
100KG
Purity
99%
Supply Ability
100 mt
Release date
2024-12-06
Baoji Guokang Healthchem Co., Ltd.
Product
Ammonium paratungstate 11120-25-5
Price
US $20000.00/T
Min. Order
1T
Purity
99%
Supply Ability
200T
Release date
2021-06-03

11120-25-5, Ammonium paratungstateRelated Search:

Ammonium sulfate Molybdic acid Ammonium acetate Ammonium chloride Ammonium citrate tribasic TUNGSTEN(VI) CHLORIDE Sodium tungstate dihydrate AMMONIUM METATUNGSTATE sec-Butyl chloroformate DL-2-Octanol 2-Butanol 2-Octanone sec-Butyl disulfide 2-Pentanol SEC-BUTYL METHYL ETHER SEC-BUTYL ETHYL ETHER DIETHYL SEC-BUTYLMALONATE Ammonium hydroxide

  • TUNGSTEN ICP STANDARD
  • TUNGSTEN ICP/DCP STANDARD
  • TUNGSTEN ATOMIC SPECTROSCOPY STANDARD
  • TUNGSTEN ATOMIC ABSORPTION STANDARD
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  • Wolfram
  • W HC 40
  • tungstate(w12(oh)2o4019-),decaammonium
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  • Ammonium paratungstate hexahydrate
  • AMMONIUM PARATUNGSTATE, 99.9+%
  • (NH4)10H2(W2O7)6
  • AMMoniuM Metagungstate
  • Ammonium (para)tungs
  • Ammonium (para)tungstate hydrate 99.99% trace metals basis
  • Ammonium (<i>para</i>)tungstate hydrate
  • Tungsten wire, gold plated, 0.05mm (0.002 in.) dia.
  • Tungsten, plasma standard solution, Specpure?
  • Tungsten plasma standard solution, W 10,000μg/mL
  • Tungsten wire, chromium plated, ≤1.8mm (0.07 in.) dia., thick: 1.3mm (0.05 in.), Cr layer: ≤0.01 in. thick
  • Tungsten wire, gold plated, 0.1mm (0.004 in.) dia.
  • Tungsten AAS standard solution, W 1000μg/mL
  • Ammonium Paratungstat
  • TUNGSTEN STANDARD SOLUTION
  • TUNGSTEN STANDARD
  • TUNGSTEN SINGLE ELEMENT STANDARD
  • TUNGSTEN RIBBON
  • TUNGSTEN, PLASMA STANDARD SOLUTION
  • TUNGSTEN PLASMA EMISSION STANDARD
  • TUNGSTEN PLASMA EMISSION SPECTROSCOPY STANDARD
  • TUNGSTEN, AAS STANDARD SOLUTION
  • TUNGSTEN AA SINGLE ELEMENT STANDARD
  • TUNGSTEN METAL
  • AMMONIUM PARATUNGSTATE 99.999%, Soluble form
  • ammonium (para)tungstate hydrate
  • AMMONIUMPARATUNGSTATE,CRYSTALLINEPOWDER
  • Ammonium paratungstate
  • Decaammonium tungstate
  • Tungsten, AAS standard solution, Specpure(R), W 1000μg/ml
  • Tungsten, plasma standard solution, Specpure(R), W 10,000μg/ml
  • Tungsten, plasma standard solution, Specpure(R), W 1000μg/ml
  • Ammonium tungsten oxide pentahydrate, Puratronic, 99.999% (metals basis)
  • diazanium dioxido-dioxotungsten
  • Tungstate(W12(OH)2O4010-), ammonium
  • AMMONIUM PARATUNGSTATE, 99.9%AMMONIUM PARATUNGSTATE, 99.9%AMMONIUM PARATUNGSTATE, 99.9%AMMONIUM PARATUNGSTATE, 99.9%
  • AMMONIUM PARATUNGSTATE, 99.999%, Soluble formAMMONIUM PARATUNGSTATE, 99.999%, Soluble formAMMONIUM PARATUNGSTATE, 99.999%, Soluble formAMMONIUM PARATUNGSTATE, 99.999%, Soluble form
  • 11120-25-5
  • NH410H2W2O76H2O
  • NH410W12O415H2O
  • Win5HNO3trHF
  • Tungstenwirethickness13mm005in
  • NH42WO4inH2O
  • NH410H2W2O76xH2O
  • W12O41N10H42xH2O
  • H42N10O42W12xH2O
  • Analytical Standards
  • Analytical Chromatography Product Catalog
  • 1.00 g/L