TUNGSTEN (VI) OXIDE
TUNGSTEN (VI) OXIDE Extra Pure
Short Name: TUNGSTEN (VI) OXIDE
Synonym: Tungsten trioxide, Tungstic anhydride
Basic Details
Article No.
LG4713
Grade
Extra Pure
Purity
CAS No.
1314-35-8
HS Code
2825.9090
Shelf Life
60 Months
Packings Avialable
Physical Properties
Physical state at 20 °C
Solid
Colour
Light yellow
Odour
Odorless
pH value
6.1 at 100 g/l
Melting point/ Freezing point [°C]
1470 - 1475 °C
Density [g/cm3]
7.16
Chemical Specifications
Appearance
Greenish yellow crystalline powder
Chloride (Cl)
Max 0.05%
Sulphate (SO4)
Max 0.01%
Lead (Pb)
Max 0.001%
Calcium (Ca)
Max 0.03%
Iron (Fe)
Max 0.002%
Loss on ignition (at 700°C)
Max 1%
Safety Information & Hazard Symbols
Symbol
GHS07
Signal Word
Warning
Hazardous Statement
H302-H315-H319-H335
Precaution Statement
P261-P305 + P351 + P338