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Metal & Alloy Nanopowders

Silicon Nanopowder, APS 30-50 nm, 98%

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Buy Silicon Nanopowder, APS 30-50 nm, 98% (CAS 7440-21-3) from Zemixal. Request a quote with price, lead time and documents.

Pack sizes
Silicon Nanopowder, APS 30-50 nm, 98% chemical structure
CAS number7440-21-3
FormulaSi
Molar mass28.09 g/mol
Physical formPowder
HS code28046900
UN numberUN 1346
Purity98%
InChIKeyXUIMIQQOPSSXEZ-UHFFFAOYSA-N
IUPAC namesilicon

About Silicon Nanopowder, APS 30-50 nm, 98%

Zemixal supplies Silicon Nanopowder, APS 30-50 nm, 98% within its inorganic Chemicals, Metals & Advanced Materials portfolio. Identity at a glance (98%): CAS 7440-21-3, formula Si and molar mass 28.09 g/mol. It is described as yellow to brown powder.

Use cases we see most often

  • Nanotechnology research
  • Conductive inks
  • Catalysis
  • Metallurgy & plating

Safe handling

Reported physical data: boiling point 2355 °C and density 2.33 g/mL at 25 °C. Classified under GHS with signal word Danger and hazard statements H228 and H320. Read the SDS before first use. For transport it ships as UN UN 1346.

Available as 1 g, 5 g, 50 g, 100 g and 500 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

  • Nanotechnology research
  • Conductive inks
  • Catalysis
  • Metallurgy & plating

Applications

Electronics, PCB and SemiconductorsResearch Labs and Universities

Specifications and identifiers

Specifications of Silicon Nanopowder, APS 30-50 nm, 98%
Product nameSilicon Nanopowder, APS 30-50 nm, 98%
Catalogue numberZX-016433
CAS number7440-21-3
IUPAC namesilicon
Molecular formulaSi
Molar mass28.09 g/mol
Exact mass27.9769
Purity / assay98%
Physical formPowder
AppearanceYellow to brown powder
Boiling point2355 °C
Density2.33 g/mL at 25 °C
H-bond donors / acceptors0 / 0
Topological polar surface area0 Ų
HS code28046900
UN numberUN 1346
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 Nanopowder, APS 30-50 nm, 98%
1 gQuoted on request
5 gQuoted on request
50 gQuoted on request
100 gQuoted on request
500 gQuoted on request
1 kgQuoted 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 Nanopowder, APS 30-50 nm, 98%

Which CAS number identifies Silicon Nanopowder, APS 30-50 nm, 98%?
Silicon Nanopowder, APS 30-50 nm, 98% is registered under CAS 7440-21-3. Our catalogue number for this item is ZX-016433.
What are the formula and molar mass of Silicon Nanopowder, APS 30-50 nm, 98%?
For Silicon Nanopowder, APS 30-50 nm, 98%, 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 Nanopowder, APS 30-50 nm, 98%?
This listing is 98% purity. Standard packs are 1 g, 5 g, 50 g, 100 g, 500 g, 1 kg. Larger quantities and custom packing can be quoted on request.
Which documents come with Silicon Nanopowder, APS 30-50 nm, 98%?
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 Nanopowder, APS 30-50 nm, 98% to my country?
Yes. Because Silicon Nanopowder, APS 30-50 nm, 98% is classed as hazardous (UN 1346), 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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