Silicon, powder, -100 Mesh


Product # 3181
Name Silicon, powder, -100 Mesh
Synonyms Polycrystalline silicon
Formula Si
Purity 99.9%
CAS Number 7440-21-3
Molecular Weight 28.09
Color & Form Gray to black powder
Boiling Point 2355° C
Melting Point 1423° C
Specific Gravity 2.33 gm/ml
Solubility Insoluble


100 gm $30.00
500 gm $110.00
  • For other quantities or purities not listed, please request a quotation. We can offer many items in bulk or custom packaging.
  • All pricing is subject to confirmation at the time the order is placed.


Transportation Information UN1346, Silicon powder, amorphous, 4.1, III
Pictogram Pictogram: Fire 
Signal Word Warning
Hazardous Statements

H228  Flammable solid.

Precautionary Phrases

P210  Keep away from heat/sparks/open flames/hot surfaces. — No smoking.

P240  Ground/bond container and receiving equipment.

P241  Use explosion-proof electrical/ventilating/lighting/.../equipment.

P280  Wear protective gloves/protective clothing/eye protection/face protection.

P370+P378  In case of fire: Use ... for extinction.

Detailed Safety and Handling Information can be found on our Safety Data Sheet (SDS).

Featured Element: Bismuth

Bismuth is a brittle crystalline which is slightly pinkish in its elemental form.

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