Silicon powder, crystalline, -100 mesh, 99.9% (metals basis), Thermo Scientific Chemicals

Product Code	Brand	Quantity
11376517	Thermo Scientific Alfa Aesar 000311.22	100 g
11386517	Thermo Scientific Alfa Aesar 000311.36	500 g

Description

This Thermo Scientific Chemicals brand product was originally part of the Alfa Aesar product portfolio. Some documentation and label information may refer to the legacy brand. The original Alfa Aesar product / item code or SKU reference has not changed as a part of the brand transition to Thermo Scientific Chemicals.

Chemical Identifiers

• CAS: 7440-21-3
• Molecular Weight (g/mol): 28.09
• InChI Key: XUIMIQQOPSSXEZ-UHFFFAOYSA-N
• PubChem CID: 5461123
• IUPAC Name: silicon

• Molecular Formula: Si
• MDL Number: MFCD00085311
• Synonym: metal, silicone, defoamer s-10, flots 100sco, powder, dust, unii-z4152n8iui, polyeristalline powder, ccris 6599, ccris 6831
• ChEBI: CHEBI:27573
• SMILES: [Si]

Specifications

• CAS: 7440-21-3
• Assay Percent Range: 99.9% (Metals basis)
• MDL Number: MFCD00085311
• InChI Key: XUIMIQQOPSSXEZ-UHFFFAOYSA-N
• IUPAC Name: silicon
• PubChem CID: 5461123
• Formula Weight: 28.0855
• Appearance: Powder
• Chemical Name or Material: Silicon

• Physical Form: Crystalline Powder
• Molecular Formula: Si
• Synonym: metal, silicone, defoamer s-10, flots 100sco, powder, dust, unii-z4152n8iui, polyeristalline powder, ccris 6599, ccris 6831
• SMILES: [Si]
• Molecular Weight (g/mol): 28.09
• ChEBI: CHEBI:27573
• Odor: Odorless
• Density: 2.33g/cm³

Safety and Handling

P210-P240-P241-P280-P370+P378q

H228

missing translation for 'dotInformation' : DOT Class: 4.1, Packaging Group: III

missing translation for 'einecsNumber' : 231-130-8

missing translation for 'rtecsNumber' : VW0400000

missing translation for 'tsca' : Yes

Recommended Storage : Ambient temperatures

Product Identifier

• Silicon powder, crystalline

Signal Word

• Warning

Hazard Category

• Flammable solid Category 2

Hazard Statement

• H228-Flammable solid.

Precautionary Statement

• P210-Keep away from heat, hot surfaces, sparks, open flames and other ignition sources. No smoking.
• P280-Wear protective gloves/protective clothing/eye protection/face protection.
• P240-Ground/bond container and receiving equipment.
• P241-Use explosion-proof electrical/ventilating/lighting/ equipment.
• P378-Use to extinguish.

RUO – Research Use Only