Silicon granules 3-6 mm 99.99%

Name: Silicon granules 3-6 mm 99.99%
Brand: Vaqora Chemicals
SKU: VQ-016875

About Silicon granules 3-6 mm 99.99%

Listed under CAS 7440-21-3, Silicon granules 3-6 mm is a high-purity metal available from Vaqora Chemicals at a purity of 99.99%. The compound has the formula Si, corresponding to a molecular weight of 28.09 g/mol. Systematically, it is named silicon. It is also known as Silicon 3-6 mm.

It is supplied as granules. Key physical data: a melting point of 1410 °C and a density of 2.33 g/mL at 25 °C. Store sealed in a dry, well-ventilated location away from incompatible materials. It carries the GHS signal word “Danger” with 2 hazard statements. Review the Safety Data Sheet before use.

Key uses span alloy preparation, evaporation sources, materials research and organic synthesis. Our customers for this product work in academic and industrial research and metallurgy and mining.

We offer Silicon granules 3-6 mm in 100 g, 1 kg and 25 kg packs with a batch-specific COA, and ship to customers worldwide.

Typical applications

Alloy preparation
Evaporation sources
Materials research
Organic synthesis

Industries

Specifications & identifiers

Chemical identifiers
Product name	Silicon granules 3-6 mm 99.99%
Catalogue No.	VQ-016875
CAS Number	7440-21-3
IUPAC name	silicon
Molecular formula	Si
Molecular weight	28.09 g/mol
Exact mass	27.9769
Purity / assay	99.99%
HSN code	28046900
InChIKey	XUIMIQQOPSSXEZ-UHFFFAOYSA-N
SMILES	[Si]
PubChem CID	5461123

Physical properties
Physical form	Granules
Appearance	Granules
Melting point	1410 °C
Density	2.33 g/mL at 25 °C
H-bond donors / acceptors	0 / 0
TPSA	0 Å²

Safety & hazard information (GHS)

Flammable

Signal word: Danger

Hazard statements

H228Flammable solid
H320Causes eye irritation

Precautionary statements: P210, P240, P241, P264 + P265, P280, P305 + P351 + P338, P337 + P317, P370 + P378

Classification is indicative (aggregated GHS notifications) and may vary by grade and concentration. Always refer to the SDS supplied with your lot.

Documents

Safety Data Sheet (SDS)16-section GHS · on request Certificate of AnalysisTypical / batch COA · on request Specification sheetTDS / MOA · on request

Other grades of CAS 7440-21-3

Silicon nanopowder, APS 130 nm, 99.5%

CAS: 7440-21-3
Formula: Si
MW: 28.09 g/mol

VQ-017373

Silicon Nanopowder, APS 20-30 nm, 98%+

CAS: 7440-21-3
Formula: Si
MW: 28.09 g/mol

VQ-017374

Silicon Nanopowder, APS 30-50 nm, 98%

CAS: 7440-21-3
Formula: Si
MW: 28.09 g/mol

VQ-017375

Silicon Nanopowder, APS 50-70 nm, 98%

CAS: 7440-21-3
Formula: Si
MW: 28.09 g/mol

VQ-017376

Silicon optical (mono crystalline) windows, 170 mm dia, 25 mm thick, 99.999%

CAS: 7440-21-3
Formula: Si
MW: 28.09 g/mol

VQ-018093

Silicon optical (mono crystalline) windows, 25 mm dia, 3 mm thick, 99.999%

CAS: 7440-21-3
Formula: Si
MW: 28.09 g/mol

VQ-018094

Silicon optical (mono crystalline) windows, 30 mm dia, 10 mm thick, 99.999%

CAS: 7440-21-3
Formula: Si
MW: 28.09 g/mol

VQ-018095

Silicon optical (mono crystalline) windows, 30 mm dia, 15 mm thick, 99.999%

CAS: 7440-21-3
Formula: Si
MW: 28.09 g/mol

VQ-018096

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Frequently asked questions

What is the CAS number of Silicon granules 3-6 mm 99.99%?

The CAS Registry Number of Silicon granules 3-6 mm 99.99% is 7440-21-3. It is also known as Silicon 3-6 mm.

What is the molecular formula and molecular weight of Silicon granules 3-6 mm 99.99%?

Silicon granules 3-6 mm 99.99% has the molecular formula Si and a molecular weight of 28.09 g/mol. Its IUPAC name is silicon.

Which grade and pack sizes of Silicon granules 3-6 mm 99.99% can I order?

We supply Silicon granules 3-6 mm 99.99% in (99.99%) grade, in 100 g, 1 kg, 25 kg packs. Larger bulk quantities and custom packing are quoted on request.

Do you provide a COA and SDS with Silicon granules 3-6 mm 99.99%?

Yes. Every lot of Silicon granules 3-6 mm 99.99% is shipped with a batch-specific Certificate of Analysis, and a 16-section GHS Safety Data Sheet is provided with the quotation and the shipment.

Can Silicon granules 3-6 mm 99.99% be shipped internationally?

Yes. Silicon granules 3-6 mm 99.99% is classified as hazardous, so it is packed in UN-approved packaging and shipped as dangerous goods under IATA/IMDG rules. We export worldwide on EXW, FOB, CIF and DAP terms.