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Silicon pieces, dia 1-8 mm, 99.999%

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Order Silicon pieces, dia 1-8 mm, 99.999% (CAS 7440-21-3) online at Zemixal: Si, COA and SDS with every lot, worldwide shipping.

Pack sizes
Silicon pieces, dia 1-8 mm, 99.999% chemical structure
CAS number7440-21-3
FormulaSi
Molar mass28.09 g/mol
Physical formSolid
HS code28046900
Purity99.999%
InChIKeyXUIMIQQOPSSXEZ-UHFFFAOYSA-N
IUPAC namesilicon

About Silicon pieces, dia 1-8 mm, 99.999%

Zemixal supplies Silicon pieces, dia 1-8 mm, 99.999% within its inorganic Chemicals, Metals & Advanced Materials portfolio. For your records (99.999%), the material is defined by CAS 7440-21-3, formula Si and molar mass 28.09 g/mol. Typical appearance is silver to grey pieces.

Common uses in the lab and plant

  • PVD & sputter coating
  • Thin-film deposition
  • Semiconductor fabrication

Handling and storage

Physical constants on file: density 2.33 g/mL at 25 °C. Hazard communication follows GHS (Danger: H228 and H320). Our SDS lists exposure controls and first-aid measures.

Available as 25 g and 100 g. Larger or split packs can be arranged. Each lot travels with a batch certificate of analysis and a 16-section SDS. Send an enquiry through the quote panel and you get a formal offer with Incoterms and delivery time.

Typical uses

  • PVD & sputter coating
  • Thin-film deposition
  • Semiconductor fabrication

Applications

Specifications and identifiers

Specifications of Silicon pieces, dia 1-8 mm, 99.999%
Product nameSilicon pieces, dia 1-8 mm, 99.999%
Catalogue numberZX-016287
CAS number7440-21-3
IUPAC namesilicon
Molecular formulaSi
Molar mass28.09 g/mol
Exact mass27.9769
Purity / assay99.999%
Physical formSolid
AppearanceSilver to grey pieces
Density2.33 g/mL at 25 °C
H-bond donors / acceptors0 / 0
Topological polar surface area0 Ų
HS code28046900
InChIKeyXUIMIQQOPSSXEZ-UHFFFAOYSA-N
SMILES[Si]
PubChem CID5461123

Lot values are stated on the batch certificate of analysis. Ask for a typical COA with your quotation.

Safety and GHS hazards

GHS02 Flammable
Flammable

Signal word Danger

  • H228Flammable solid
  • H320Causes eye irritation

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

Classification summarised from public GHS notifications. It can vary with grade and concentration, so always follow the SDS supplied with your lot.

Pack sizes

Pack sizes of Silicon pieces, dia 1-8 mm, 99.999%
25 gQuoted on request
100 gQuoted on request

Need a different size? Bulk drums and custom packing are quoted on request through the quote form on this page.

Questions about Silicon pieces, dia 1-8 mm, 99.999%

Which CAS number identifies Silicon pieces, dia 1-8 mm, 99.999%?
Silicon pieces, dia 1-8 mm, 99.999% is registered under CAS 7440-21-3. Our catalogue number for this item is ZX-016287.
What are the formula and molar mass of Silicon pieces, dia 1-8 mm, 99.999%?
For Silicon pieces, dia 1-8 mm, 99.999%, its formula is Si and its molar mass is 28.09 g/mol. The systematic (IUPAC) name is silicon. InChIKey XUIMIQQOPSSXEZ-UHFFFAOYSA-N lets you match it in any structure database.
What grade and pack sizes are available for Silicon pieces, dia 1-8 mm, 99.999%?
This listing is 99.999% purity. Standard packs are 25 g, 100 g. Larger quantities and custom packing can be quoted on request.
Which documents come with Silicon pieces, dia 1-8 mm, 99.999%?
Each lot ships with a batch certificate of analysis and a 16-section GHS safety data sheet. A typical COA or specification sheet can be shared with the quotation before you order.
Can Zemixal ship Silicon pieces, dia 1-8 mm, 99.999% to my country?
Yes. Because Silicon pieces, dia 1-8 mm, 99.999% is classed as hazardous, it travels in UN-approved packaging as dangerous goods under IATA or IMDG rules, with the export paperwork your broker needs.

Other grades with CAS 7440-21-3

All 21 grades

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