Ammonium Metavanadate
Molecular:NH4VO3
Appearance: White Powder
1) NH4VO3: 98%min
Si: 0.2%max
Fe: 0.3%max
S: 0.04%max
Al:0.1% max
Cl:0.2% max
As: 0.01%max
Na2O+K2O: 0.3%max
2)NH4VO3: 99%min
Si: 0.1%max
Fe: 0.1%max
S: 0.03%max
Al:0.05% max
Cl:0.01% max
As: 0.01%max
Na2O+K2O: 0.2%max
3)NH4VO3: 99.5%min
Si: 0.08%max
Fe: 0.08%max
S: 0.02%max
Al:0.03% max
Cl:0.1% max
As: 0.01%max
Na2O+K2O: 0.01%max
Property: slightly yellowish crystalline powder.Melting point is 200 ºC.Slightly soluble with cold water, hot ethanol and ethyl ether.Soluble in hot water and dilute ammonium hydroxide.Vanadium pentoxide when burned in air.Poisonous!Relative molecular weight: 116.98
Application: mainly used as chemical reagent, catalyst, mordant, etc.Ceramic industry is widely used as glaze, can also be used to prepare vanadium pentoxide.
Main harm: can cause blood circulation, respiratory organs, nervous system, metabolism and other aspects of change.
CAS NO.7803-55-6
H.S CODE:2841900090
Packing: powder 25kg/40kg/50kg, bag/drum
Shipment size: 20mt/20'FCL
Density: 2.326
Melting point: 200°C (473 K)
Boiling point: decomposition
Molecular weight: 116.9775 g·mol-¹
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