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AMMONIUM (META)TUNGSTATE HYDRATE with CAS 12333-11-8

what is of  AMMONIUM (META)TUNGSTATE HYDRATE with CAS 12333-11-8?

It is used as a reagent for chemical analysis like medical diagnosis. It is used as a precursor material for the preparation of high-purity WO3 which is used as thin-film substrate for certain semiconductor devices. It acts as a precursor to a variety of POM (polyoxometalates).

1.Quick details of  AMMONIUM (META)TUNGSTATE HYDRATE with CAS 12333-11-8

CAS No.:12333-11-8
Other Names:AMMONIUM (META)TUNGSTATE HYDRATE
MF:H43N6O41W12
EINECS No.:234-733-4
Place of Origin:China
Type:Ammonium Sulphate
Purity:99
Brand Name:Unilong
Model Number:JL20211660
Application:Ammonium Sulphate
Appearance:white crystalline powder
Density::2.3000
melting point:100 °C (dec.)(lit.)
Boiling Point::n/a
flash point:n/a
PSA::603.47000
logP::-2.48010
solubility:H2O: 0.1?g/mL, clear, colorless
Package:25kg/drum
Sample:Availiable

2.Description of AMMONIUM (META)TUNGSTATE HYDRATE with CAS 12333-11-8

Test Item
Test Results
WO3
90.11%
Mo
<0.0018%
Al
0.0004%
Na
0.0005%
As
0.0004%
Ni
<0.0005%
Bi
<0.0001%
P
0.0005%
Ca
0.0005%
Pb
<0.0001%
Co
<0.0005%
S
0.0009%
Cr
<0.0005%
Sb
<0.0005%
Cu
<0.0003%
Si
<0.0008%
Fe
0.0008%
Ti
<0.0005%
K
<0.0005%
V
<0.0005%
Mn
<0.0005%
pH
2.52
Mg
<0.0005%
Water Insoluble Matter
0.03%

3.Application 

It can be used as a preservative in food and can supplement zinc needed by human body. The dosage can refer to sodium benzoate, and its effect is better than that of sodium benzoateAmmonium tungsten oxide hydrate is widely utilized as a raw material for the synthesis of tungsten catalysts, which is used in a variety of reactions like oxidation, hydroxylation, hydrogenation and polymerization.

4.Packing 

25kgs/drum,9tons/20’container

25kgs/bag,20tons/20’container