3N5 (99.95%) Molybdenum Trioxide (MoO<sub>3</sub>) 1-3mm Pellets Evaporation Materials - MSE Supplies LLC

MSE PRO 3N5 (99.95%) Molybdenum Trioxide (MoO3) Pellets (1-3mm) Evaporation Materials

  • $ 17900

MSE PRO™ 3N5 (99.95%) Molybdenum Trioxide (MoO3) Pellets (1-3mm) Evaporation Materials

Molybdenum trioxide (MoO3appears as colorless to white or pale yellow solid. It has a composed of layers of distorted MoO6 octahedra in an orthorhombic crystal. MoO3 evaporation layer is widely used for batteries, supercapacitors, gas sensors, field effect transistors and catalysis. 

The dimensions and purities can be customized upon request. Please contact us for customization or bulk orders.

Name Molybdenum Trioxide
Chemical Formula
CAS # 1313-27-5
Molecule Weight (g/mol) 143.95
Color/Appearance White or Pale Yellow, Crystalline Solid
Purity ≥99.95%, 3N5
Melting Point (°C) 795
Theoretical Density (g/cm3) 4.69
Thermal Evaporation Techniques Boat:  Mo
Basket:  Mo
Crucible:  Al2O3, BN
Temp. (°C) for Given Vap. Press. (Torr) 10-4:  ~900

MSE Supplies offers a variety of crucibles for evaporation materials. We can customize the dimensions based on your requirements.


1. Optical properties of amorphous thin films of MoO3 deposited by vacuum evaporation. physica status solidi (a) 109, no. 2 (1988): 469-478.

2. Characterization of activated reactive evaporated MoO3 thin films for gas sensor applications. Materials Chemistry and Physics 80, no. 3 (2003): 638-646.

3. Characterization on electron beam evaporated α-MoO3 thin films by the influence of substrate temperature. Current Applied Physics 7, no. 1 (2007): 51-59.