51 121.760
Sb
Antimony

Antimony , Sb

Antimony is a chemical element with the symbol Sb (Latin: stibium, meaning "mark") and atomic number 51. A metalloid, antimony has four allotropic forms. The stable form of antimony is a blue-white metalloid. Yellow and black antimony are unstable non-metals. Antimony is used in flame-proofing, paints, ceramics, enamels, a wide variety of alloys, electronics, and rubber.

 

  • Listed below are a selection of some more commonly used sizes. If you do not see anything that suits your needs, please click on the custom request forms and send us your requirements.
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Form

A2-5001-M
Sb Pieces 1-4mm 99.999% PureAntimony
A2-5001-M1
Sb Metal Pieces 3-12mm 99.99% PureAntimony
A2-5002-M
Sb Pieces 1-4mm 99.9999% PureAntimony
A2-5003-M
Sb Pieces 3-6mm 99.9999% PureAntimony
A2-5006-M
Sb Pieces 1-6mm 99.99% PureAntimony
A2-5007-M
Sb3As Pieces 6mm & smaller 99.999% PureAntimony Arsenide
A2-5008-M
SbCl3 Pieces 6mm & smaller 99.9% PureAntimony Chloride
A2-5012-M
Sb2O3 Pieces 3-12mm (sintered) 99.9% PureAntimony Oxide
$0.51/GR
200 GR in stock
Select Qty
A2-5013-M
Sb2Se3 Pieces 3-12mm (melted) 99.999% PureAntimony Selenide
A2-5014-M
Sb2Se3 Pieces 3-12mm (melted) 99.99% Pure
A2-5015-M
Sb2S3 Pieces 3-12mm (sintered) 99.9% PureAntimony Sulphide
A2-5016-M
Sb2Te3 Pieces 3-12mm (fused) 99.999 PureAntimony Telluride
A2-5017-M
Sb2Te3 Pieces 3-12mm (fused) 99.99 PureAntimony Telluride
A2-5018-M
Sb Pieces 1-6mm 99.9999% PureAntimony
A2-5019-M
Sb2Te3 Pieces 1-6mm (melted) 0.99999 PureAntimony Telluride
A2-5020-M
Sb2Te3 Pieces 3-12mm 99.999% PureAntimony Telluride
A2-5021-M
Sb2Te3 Pieces 3-6mm 99.999% PureAntimony Telluride
A2-5022-M
Sb2O3 Pieces 1-6mm (sintered) 99.99% PureAntimony Oxide
A2-5023-M
Sb Pieces 3-6mm 99.9% PureAntimony Sb
A2-5024-M
Sb2Te3 Pieces 1-10mm irregular size 99.999% PureAntimony telluride6.1 UN2871 PGIII
A2-10007-P
SbCl3 -8 Mesh 99.999% PureAntimony Chloride
A2-10008-P
SbF3 -100 Mesh 99.5% PureAntimony Fluoride
A2-10012-P
Sb2O3 -100 Mesh 99.9% PureAntimony Oxide
A2-10013-P
Sb2O3 -325 Mesh (typ. =microns) 99.9% PureAntimony Oxide
A2-10014-P
Sb2O5 -325 Mesh (typ. =microns) 99.9% PureAntimony Oxide
A2-10016-P
Sb2Se3 -325 Mesh (typ. =10 microns) 99.999% PureAntimony Selenide
A2-10017-P
Sb2Se3 -325 Mesh (typ. =10 microns) 99% PureAntimony Selenide
A2-10018-P
Sb2S3 -325 Mesh 99.9% PureAntimony Sulphide
A2-10019-P
Sb2S3 -325 Mesh 99.5% PureAntimony Sulphide Powder
A2-10021-P
Sb2Te3 -325 Mesh (typ.=10 microns) 99.999% PureAntimony Telluride
A2-10022-P
Sb2Te3 -325 Mesh (typ. =10 microns) 99% PureAntimony Telluride
A2-2000-R

Sb Rod Diameter 3.175mm (0.125") 

Antimony

A2-2001-R

Sb Rod Diameter 6.35mm (0.250")

Antimony

A2-2001-R1
Sb Rod 3mm dia. x 50mm long 99.99% PureAntimony
A2-2002-R

Sb Rod Diameter 12.7mm (0.500")

Antimony

A2-2002-R1
Sb Rod 6mm dia. x 30mm long 99.99% PureAntimony Rod
A2-2003-R

Sb Rod Diameter 15.88mm (0.625")

Antimony

A2-2004-R

Sb Rod Diameter 19.05mm (0.750")

Antimony

A2-2005-R

Sb Rod Diameter 25.4mm (1.0")

Antimony

A2-9000-D

Antimony Sb, Available purities 99.99% & 99.999%

A2-9001-D

Antimony Selenide Sb2Se3, Available purities 99.99% & 99.999%

A2-9005-D

Antimony telluride Sb2Te3, Available purities 99.99% & 99.999%

A2-9006-D

Antimony sulphide Sb2S3, Available purity 99.99%

A2-9000-D10
Sb TRG 50.8mm dia. x 3mm Tk 99.99% PureAntimony
A2-9001-D1
Sb2Se3 TRG 50.8mm dia. x 6mm Tk 99.95% PureAntimony Selenide
A2-9001-D2
Sb2Se3 TRG 101.6mm dia. x 3.18mm Tk 99.99% PureAntimony Selenide
A2-9001-D3
Sb2Se3 TRG 50.8mm dia. x 6.35mm Tk 99.999% PureAntimony Selenide
A2-9001-D4
Sb2Se3 TRG 76.2mm dia. x 3mm Tk 99.99% PureAntimony Selenide
A2-9001-D5
Sb2Se3 TRG 76.2mm dia. x 3mm Tk 99.99% PureDensity 90~95%Antimony Selenide
A2-9005-D1
Sb2Te3 TRG 101.6mm x 6mm Tk 99.99% PureAntimony Telluride
A2-9005-D10
Sb2Te3 TRG 50.8mm dia. x 6.35mm Tk 99.99% PureAntimony telluride
A2-9005-D11

Sb2Te3 TRG 50.8mm dia. x 5mm Tk 99.9%+ Pure

Antimony Telluride

A2-9005-D2
Sb2Te3 TRG 50.8mm dia. x 6.35mm Tk 99.999% PureAntimony Telluride
A2-9005-D3
Sb2Te3 TRG 25.4mm dia. x 6.35mm Tk 99.99% PureAntimony Telluride
A2-9005-D5
Sb2Te3 TRG 50.8mm dia. x 4mm Tk 99.999% PureAntimony Telluride
A2-9005-D7
Sb2Te3 TRG 25.4mm dia. x 6-7mm Tk 99.99% PureAntimony Telluride
A2-9005-D8
Sb2Te3 TRG 76.2mm dia. x 4mm Tk 99.99% PureAntimony telluride
A2-9005-D9
Sb2Te3 TRG 76.2mm dia. x 3.18mm Tk 99.99% PureAntimony Telluride
A2-9006-D1

Sb2S3 TRG 50.8mm dia. x 3mm Tk 99.99% Pure

Antimony Sulphide

A2-9006-D2
Sb2S3 TRG 25.4mm dia. x 6.35mm Tk 99.99% PureAntimony Sulphide
A2-9006-D3
Sb2S3 TRG 101.6mm dia. x 3.18mm Tk 99.99% PureAntimony sulphide
A2-9006-D4
Sb2S3 TRG 76.2mm dia. x 3mm Tk 99.99% PureAntimony sulphide
A2-9006-D5
Sb2S3 TRG 50mm dia. x 3mm Tk 99.99% PureDensity 90~95%Antimony sulphide
A2-9006-D6
Sb2S3 TRG 76.2mm dia. x 4mm Tk 99.99% PureDensity 85~90%Antimony sulphide
A2-9006-D7

Sb2S3 TRG 76.2mm dia. x 6mm Tk 99.99% Pure

Antimony Sulphide

SB-ST-2-6-4N
Sb TRG 50.8mm dia. x 6mm Tk 99.99% PureAntimony

Antimony in its elemental form is a silvery white, brittle, fusible, crystalline solid that exhibits poor electrical and heat conductivity properties and vaporizes at low temperatures. A metalloid, antimony resembles a metal in its appearance and in many of its physical properties, but does not chemically react as a metal. It is also attacked by oxidizing acids and halogens. Antimony and some of its alloys are unusual in that they expand on cooling. Antimony is geochemically categorized as a chalcophile, occurring with sulfur and the heavy metals lead, copper, and silver.

Estimates of the abundance of antimony in the Earth's crust range from 0.2 to 0.5 ppm.

Symbol Sb
Atomic number 51
Atomic weight 121.75
Electronic configuration [Kr] 4d105s25p3
Ionization energy/MJmol-1 I 0.834
II 1.595
III 2.443
Sum (I+II+III)/MJmof-1 4.872
Sum (IV+V)/MJmof -1 9.636
Electronegativity χ 1.9
Density (25°C)/gcm-3 6.691
Melting point / °C 630.74
Boiling point / °C 1587
rcov(MIII single bond)/pm 140
rionic(6-coordinate)(MIII)/pm 76
(6-coordinate)(Mv)/pm 60
Hardness (Mohs) 3.35
Electrical resistivity (20°C)/μohm cm 41.7
Contraction on freezing/% 0.8
Temperature (oC) @Vap. Pressure
10-8 Torr 279 Sublimes
10-6 Torr 345 Sublimes
10-4 Torr 425 Sublimes
Techniques
Electron Beam Poor
Crucible BN, Graphite & Al2O3
Coil Molybdenum & Tantalum
Coat Molybdenum, Tantalum coated with Al2O3
Remarks
Toxic, evaporates well. Film structure is rate dependent.