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ChemicalBook > Product Catalogue >Inorganic chemistry >Elementary substance >Silicon

Silicon

Silicon Structure
  • ₹315 - ₹790209
  • Product name: Silicon
  • CAS: 7440-21-3
  • MF: H4Si
  • MW: 32.12
  • EINECS:231-130-8
  • MDL Number:MFCD00085311
  • Synonyms:PERCHLORATEE;Silicon Optical Window, 25.4mm (1.0 in.) dia. x 1mm (0.04 in.) thick, Uncoated, Clear Aperture 85%, Surface Finsh 40/20;Silicon standard solution, 1 mg/ml Si in 2% NaOH;Silicon plate, 6.35mm (0.25 in.) thick;Silicon Optical Window, 25.4mm (1.0 in.) dia. x 2mm (0.08 in.) thick, Uncoated, Clear Aperture 85%, Surface Finsh 40/20;Silicon rod, 2.5cm (0.98 in.) dia.;Silicon granular, Virgin poly fines;Silicon rod, 5.08cm (2.0 in.) dia.
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Brand

  • Sigma-Aldrich
  • ALFA India
  • Sigma-Aldrich(India)
  • SRL
  • ottokemi

Package

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  • 100mM
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  • ManufacturerSigma-Aldrich
  • Product number1.70236
  • Product descriptionSilicon standard solution traceable to SRM from NIST SiO? in NaOH 0.5 mol/l 1000 mg/l Si Certipur?
  • Packaging500ML
  • Price₹5449.99
  • Updated2022-06-14
  • Buy
  • ManufacturerSigma-Aldrich
  • Product number633097
  • Product descriptionSilicon nanopowder, <100?nm particle size (TEM), ≥98% trace metals basis
  • Packaging10G
  • Price₹33063.7
  • Updated2022-06-14
  • Buy
  • ManufacturerSigma-Aldrich
  • Product number795585
  • Product descriptionSilicon nanopowder, <100?nm (BET), <3% oxygen passivation
  • Packaging25G
  • Price₹34561.8
  • Updated2022-06-14
  • Buy
  • ManufacturerSigma-Aldrich
  • Product number795585
  • Product descriptionSilicon nanopowder, <100?nm (BET), <3% oxygen passivation
  • Packaging100G
  • Price₹86267.35
  • Updated2022-06-14
  • Buy
  • ManufacturerALFA India
  • Product numberALF-012681-09
  • Product descriptionSilicon powder, crystalline, -325 mesh, 99.5% (metals basis)
  • Packaging10g
  • Price₹3147
  • Updated2022-05-26
  • Buy
  • ManufacturerALFA India
  • Product numberALF-010335-A1
  • Product descriptionSilicon lump, 10cm (3.9in) & down, 98.4% (metals basis)
  • Packaging1kg
  • Price₹3802
  • Updated2022-05-26
  • Buy
  • ManufacturerALFA India
  • Product numberALF-046308-04
  • Product descriptionSilicon powder, crystalline, APS≈100nm, 99%, Plasma Synthesized
  • Packaging2g
  • Price₹4447
  • Updated2022-05-26
  • Buy
  • ManufacturerALFA India
  • Product numberALF-038715-18
  • Product descriptionSilicon powder, crystalline/amorphous, typically 1-20 micron, 99.9985% (metals basis)
  • Packaging50g
  • Price₹4929
  • Updated2022-05-26
  • Buy
  • ManufacturerALFA India
  • Product numberALF-039101-14
  • Product descriptionSilicon lump, 15cm (5.9in) & down, 99.999+% (metals basis)
  • Packaging25g
  • Price₹6952
  • Updated2022-05-26
  • Buy
  • ManufacturerALFA India
  • Product numberALF-039112-FF
  • Product descriptionSilicon plate, 6.35mm (0.25in) thick, 99.999% (metals basis)
  • Packaging25x25mm
  • Price₹7255
  • Updated2022-05-26
  • Buy
  • ManufacturerALFA India
  • Product numberALF-043006-36
  • Product descriptionSilicon lump, 0.1-2.5cm (0.04-1.0in), 99.9999% (metals basis)
  • Packaging500g
  • Price₹55046
  • Updated2022-05-26
  • Buy
  • ManufacturerALFA India
  • Product numberALF-039103-DM
  • Product descriptionSilicon rod, 5.08cm (2.0 in.) dia., 99.999% (metals basis)
  • Packaging100mM
  • Price₹76741
  • Updated2022-05-26
  • Buy
  • ManufacturerALFA India
  • Product numberALF-044384-18
  • Product descriptionSilicon powder, crystalline, APS |<50nm, 98%, Laser synthesized from vapor phase
  • Packaging50g
  • Price₹91575
  • Updated2022-05-26
  • Buy
  • ManufacturerALFA India
  • Product numberALF-039110-GH
  • Product descriptionSilicon plate, 9.5mm (0.37 in.) thick, 99.999% (metals basis)
  • Packaging100x100mm
  • Price₹106623
  • Updated2022-05-26
  • Buy
  • ManufacturerALFA India
  • Product numberALF-039101-A1
  • Product descriptionSilicon lump, 15cm (5.9in) & down, 99.999+% (metals basis)
  • Packaging1kg
  • Price₹198242
  • Updated2022-05-26
  • Buy
  • ManufacturerALFA India
  • Product numberALF-039101-A4
  • Product descriptionSilicon lump, 15cm (5.9in) & down, 99.999+% (metals basis)
  • Packaging2.5kg
  • Price₹495605
  • Updated2022-05-26
  • Buy
Manufacturer Product number Product description Packaging Price Updated Buy
Sigma-Aldrich 1.70236 Silicon standard solution traceable to SRM from NIST SiO? in NaOH 0.5 mol/l 1000 mg/l Si Certipur? 500ML ₹5449.99 2022-06-14 Buy
Sigma-Aldrich 633097 Silicon nanopowder, <100?nm particle size (TEM), ≥98% trace metals basis 10G ₹33063.7 2022-06-14 Buy
Sigma-Aldrich 795585 Silicon nanopowder, <100?nm (BET), <3% oxygen passivation 25G ₹34561.8 2022-06-14 Buy
Sigma-Aldrich 795585 Silicon nanopowder, <100?nm (BET), <3% oxygen passivation 100G ₹86267.35 2022-06-14 Buy
ALFA India ALF-012681-09 Silicon powder, crystalline, -325 mesh, 99.5% (metals basis) 10g ₹3147 2022-05-26 Buy
ALFA India ALF-010335-A1 Silicon lump, 10cm (3.9in) & down, 98.4% (metals basis) 1kg ₹3802 2022-05-26 Buy
ALFA India ALF-046308-04 Silicon powder, crystalline, APS≈100nm, 99%, Plasma Synthesized 2g ₹4447 2022-05-26 Buy
ALFA India ALF-038715-18 Silicon powder, crystalline/amorphous, typically 1-20 micron, 99.9985% (metals basis) 50g ₹4929 2022-05-26 Buy
ALFA India ALF-039101-14 Silicon lump, 15cm (5.9in) & down, 99.999+% (metals basis) 25g ₹6952 2022-05-26 Buy
ALFA India ALF-039112-FF Silicon plate, 6.35mm (0.25in) thick, 99.999% (metals basis) 25x25mm ₹7255 2022-05-26 Buy
ALFA India ALF-043006-36 Silicon lump, 0.1-2.5cm (0.04-1.0in), 99.9999% (metals basis) 500g ₹55046 2022-05-26 Buy
ALFA India ALF-039103-DM Silicon rod, 5.08cm (2.0 in.) dia., 99.999% (metals basis) 100mM ₹76741 2022-05-26 Buy
ALFA India ALF-044384-18 Silicon powder, crystalline, APS |<50nm, 98%, Laser synthesized from vapor phase 50g ₹91575 2022-05-26 Buy
ALFA India ALF-039110-GH Silicon plate, 9.5mm (0.37 in.) thick, 99.999% (metals basis) 100x100mm ₹106623 2022-05-26 Buy
ALFA India ALF-039101-A1 Silicon lump, 15cm (5.9in) & down, 99.999+% (metals basis) 1kg ₹198242 2022-05-26 Buy
ALFA India ALF-039101-A4 Silicon lump, 15cm (5.9in) & down, 99.999+% (metals basis) 2.5kg ₹495605 2022-05-26 Buy

Properties

Melting point :1410 °C(lit.)
Boiling point :2355 °C(lit.)
Density :2.33 g/mL at 25 °C(lit.)
storage temp. :Flammables area
solubility :insoluble in H2O, acid solutions; soluble in alkaline solutions
form :powder
Specific Gravity :2.42
color :White
PH :13.5 (H2O, 20°C)
Odor :Odorless
Water Solubility :INSOLUBLE
Sensitive :Air Sensitive
Crystal Structure :Cubic, Diamond Structure - Space Group Fd3m
Merck :13,8565
Dielectric constant :2.4(Ambient)
Exposure limits :ACGIH: TWA 2.5 mg/m3
NIOSH: IDLH 250 mg/m3; TWA 2.5 mg/m3 Stability :Stable. Fine powder is highly flammable. Incompatible with oxidizing agents, bases, carbonates, alkali metals, lead and aluminium oxides, halogens, carbides, formic acid.
InChIKey :BLRPTPMANUNPDV-UHFFFAOYSA-N
CAS DataBase Reference :7440-21-3(CAS DataBase Reference)
NIST Chemistry Reference :Silicon(7440-21-3)
EPA Substance Registry System :Silicon (7440-21-3)

Safety Information

Symbol(GHS): GHS hazard pictograms
Signal word: Warning
Hazard statements:
Code Hazard statements Hazard class Category Signal word Pictogram P-Codes
H228 Flammable solid Flammable solids Category 1
Category 2
Danger
Warning
GHS hazard pictograms P210, P240,P241, P280, P370+P378
Precautionary statements:
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.

Description

Silicon sputtering target in ultra high purity silicon is used in the semiconductor industry as a result of its semiconducting properties. It is used as an alloying element in the manufacture of certain alloys (e.g. ferrosilicon, an alloy of iron and silicon which is used to introduce silicon into steel and cast iron). It is also used in the manufacture of glass and computer microchips.

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