Group IVA

[C][Si][Ge][Sn][Pb]

Purities

99.9999%, 99.999%, 99.99%

Forms

Carbon and Graphite: Rod, powder, electrodes, single crystal, foil, sheet
We carry vitreous carbon

Compounds

Carbon acetate
Carbon graphite bromide
Carbon graphite fluoride

Purities

Semiconductor ("N" and "P" types)
Hyperpure - 99.9999%
Optical Grades

Forms

Polycrystalline, powder, float zoned and Czochralski single crystal, granules, epitaxial, boules, blanks, chunks

We offer As-Cut, Lapped or Polished Semiconductive Silicon Slices

Compounds

Silicon bromide
Silicon carbide
Silicon chloride
Silicon dioxide
Silicon iodide
Silicon monoxide
Silicon nitride
Silicon sulfide

Grades

Intrinsic 40, 50, OHM/CM

Forms

Semicircular, trapezoidal, circular rod, lump, powder, single crystal, slices, pieces, foil, microfoil

Compounds

Germanium bromide
Germanium chloride
Germanium ethoxide
Germanium fluoride
Germanium iodide
Germanium nitride
Germanium oxide
Germanium selenide
Germanium sulfide
Germanium telluride

Purities

Zone refined, 99.9999%, 99.999%, 99.99%, 99.9%

Forms

Rod, bar, shot, powder, wire, sheet, foil, microfoil, single crystal

Compounds

Tin antimonide
Tin arsenide
Tin bromide
Tin chloride
Tin fluoride
Tin iodide
Tin oxide
Tin phosphide
Tin selenide
Tin sulfide
Tin telluride

Purities

Zone refined, 99.9999%, 99.9995%, 99.999%, 99.99%

Forms

Rod, bar, shot, powder, wire, sheet, foil, microfoil, single crystal

Compounds

Lead bromide
Lead carbonate, basic
Lead chloride
Lead fluoride
Lead iodate
Lead iodide
Lead molybdate
Lead niobate
Lead nitrate
Lead oxide
Lead selenide
Lead selenite
Lead sulfide
Lead tantalate
Lead telluride
Lead titanate
Lead tungstate
Lead vanadate
Lead zirconate

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