Sodium Metavanadate is a yellow solid which is soluble in water and used in inks, fur dyeing, and photography, and as a corrosion inhibitor in gas scrubbers. Sodium Metavanadate ‘s natural forms include mineral metamunirite (anhydrous) and a dihydrate, munirite.
Molecular Formula: NaVO3
Molecular Weight: 157.97
Other Names: sodium vanadate,sodium trioxovanadate(V). Appearence: yellow to colorless crystalline powder
Sodium Metavanadate Specification:
|
Chemical Composition %
|
Form |
||||||||||
|
NaVO3 |
V2O5 |
P |
S |
As |
Fe |
K2O |
|||||
|
≥ |
≤ |
Powder |
|||||||||
|
A-grade |
60-74.57 |
0.01 |
0.03 |
0.01 |
0.05 |
0.1 |
|||||
|
B-grade |
43-57.57 |
0.02 |
0.08 |
0.02 |
0.08 |
0.2 |
|||||
Sodium Metavanadate Anhydrous Specification:
|
Formula： |
NaVO3 |
CAS no. ： |
13718-26-8 |
|
MW： |
121.93 |
EINECS no. ： |
2372727 |
|
Appearance： |
white powder |
V： |
min. 40 % |
|
Na2O： |
24 – 27 % |
Na2CO3： |
max. 1 % |
|
Fe： |
max. 0.10 % |
Si： |
max. 0.05 % |
|
Cl： |
max. 0.05 % |
H2O： |
max. 1 % |
|
Density： |
2.85 g/cm3 |
Melting Point： |
~600 ºC |
Sodium metavanadate dihydrate Specification:
| CAS No. | 16519-65-6 | Chemical Name: | Sodium metavanadate dihydrate |
| Synonyms: | Vanadic acid(HVO3)sodium salt,dihydrate | CBNumber: | CB01453805 |
Packing: Iron barrel or paperboard barrel.
Nature: White or light yellow crystal, relative density /2.79., Melting point /630 ℃. It’s slightly soluble in ethanol.
Uses:Applied as an an auxiliary for photography,inks for printing,catalyst in organic synthsis.Used in the production of synthetic methanol, ammonia and fuels. Can be mordant and fixer,useful in dying fur.Also applied in gas-scrubbing systems as an efficient corrosion inhibitor.