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ChemicalBook >> CAS DataBase List >> GOLD

GOLD

GOLD price.
  • $43.3 - $9840
  • Product name: GOLD
  • CAS: 7440-57-5
  • MF: Au
  • MW: 196.97
  • EINECS:231-165-9
  • MDL Number:MFCD00003436
  • Synonyms:Gold powder, spherical, APS 0.050-0.100 micron, 99.99+% (metals basis);Gold coated glass cover slip;Gold colloid solution;Gold wire, 0.025mm (0.001in) dia, annealed, 99.95% (metals basis);ColloidalGoldSolution;Goldpowder(99.9+%);Goldpowder(99.95%);gold coated microscope slide
1014 prices
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Brand
  • American Custom Chemicals Corporation
  • Biorbyt Ltd
  • Chem-Impex
  • Iris Biotech GmbH
  • Sigma-Aldrich
  • Strem Chemicals
  • TCI Chemical
  • Thermo Scientific Chemicals
  • Usbiological
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  • ManufacturerAmerican Custom Chemicals Corporation
  • Product numberING0011220
  • Product descriptionGOLD 95.00%
  • Packaging5MG
  • Price$501.85
  • Updated2021-12-16
  • Buy
  • ManufacturerBiorbyt Ltd
  • Product numberorb596306
  • Product descriptionGC
  • Packaging10μg
  • Price$290.7
  • Updated2021-12-16
  • Buy
  • ManufacturerChem-Impex
  • Product number46551
  • Product descriptionGold nanopowder (20 nm) ≥99.9%(Tracemetalsbasis)
  • Packaging500MG
  • Price$299.7
  • Updated2026-05-19
  • Buy
  • ManufacturerChem-Impex
  • Product number46550
  • Product descriptionGold nanopowder (30 - 60 nm) ≥99.99%(Tracemetalsbasis)
  • Packaging1G
  • Price$612.3
  • Updated2026-05-19
  • Buy
  • ManufacturerChem-Impex
  • Product number46551
  • Product descriptionGold nanopowder (20 nm) ≥99.9%(Tracemetalsbasis)
  • Packaging1G
  • Price$542.7
  • Updated2026-05-19
  • Buy
  • ManufacturerIris Biotech GmbH
  • Product numberHAA3070
  • Product descriptionGOLD
  • Packaging10mg
  • Price$222.75
  • Updated2021-12-16
  • Buy
  • ManufacturerIris Biotech GmbH
  • Product numberHAA3070
  • Product descriptionGOLD
  • Packaging50mg
  • Price$891
  • Updated2021-12-16
  • Buy
  • ManufacturerSigma-Aldrich
  • Product numberGF47306909
  • Product descriptionGold mesh, nominal aperture 0.25?mm, size 50 × 50?mm, wire diameter 0.06 mm
  • Packaging2EA
  • Price$1790
  • Updated2023-01-07
  • Buy
  • ManufacturerSigma-Aldrich
  • Product numberGF47306909
  • Product descriptionGold mesh, nominal aperture 0.25?mm, size 50 × 50?mm, wire diameter 0.06 mm
  • Packaging1EA
  • Price$1450
  • Updated2026-04-30
  • Buy
  • ManufacturerSigma-Aldrich
  • Product numberGF47508778
  • Product descriptionGold foil, thickness 0.007?mm, size 150 × 150?mm, purity 99.9%
  • Packaging1EA
  • Price$6320
  • Updated2026-04-30
  • Buy
  • ManufacturerSigma-Aldrich
  • Product numberGF49538469
  • Product descriptionGold insulated wire, 2m, conductor diameter 0.05mm, insulation thickness 0.007mm, polyester insulation, 99.99%
  • Packaging1EA
  • Price$1050
  • Updated2026-04-30
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  • ManufacturerSigma-Aldrich
  • Product numberGF52506783
  • Product descriptionGold mesh, nominal aperture 0.04?mm, size 25 × 25?mm, thickness 0.006?mm
  • Packaging2EA
  • Price$1020
  • Updated2023-01-07
  • Buy
  • ManufacturerSigma-Aldrich
  • Product numberGF55250108
  • Product descriptionGold
    insulated wire, 0.5m, conductor diameter 0.025mm, insulation thickness 0.002mm, PTFE (polytetrafluoroethylene) insulation, 99.99%
  • Packaging1ea
  • Price$889
  • Updated2023-06-20
  • Buy
  • ManufacturerSigma-Aldrich
  • Product numberGF56415865
  • Product descriptionGold wire, 1.0?mm diameter, length 0.1 m, purity 99.95%
  • Packaging1EA
  • Price$1130
  • Updated2026-04-30
  • Buy
  • ManufacturerSigma-Aldrich
  • Product numberGF58490545
  • Product descriptionGold foil, thickness 0.025?mm, size 25 × 25?mm, purity 99.95%
  • Packaging5EA
  • Price$2800
  • Updated2026-04-30
  • Buy
  • ManufacturerSigma-Aldrich
  • Product numberGF58517286
  • Product descriptionGold wire, 1.0?mm diameter, length 0.2 m, high purity 99.99+%
  • Packaging1EA
  • Price$1850
  • Updated2026-04-30
  • Buy
Manufacturer Product number Product description Packaging Price Updated Buy
American Custom Chemicals Corporation ING0011220 GOLD 95.00% 5MG $501.85 2021-12-16 Buy
Biorbyt Ltd orb596306 GC 10μg $290.7 2021-12-16 Buy
Chem-Impex 46551 Gold nanopowder (20 nm) ≥99.9%(Tracemetalsbasis) 500MG $299.7 2026-05-19 Buy
Chem-Impex 46550 Gold nanopowder (30 - 60 nm) ≥99.99%(Tracemetalsbasis) 1G $612.3 2026-05-19 Buy
Chem-Impex 46551 Gold nanopowder (20 nm) ≥99.9%(Tracemetalsbasis) 1G $542.7 2026-05-19 Buy
Iris Biotech GmbH HAA3070 GOLD 10mg $222.75 2021-12-16 Buy
Iris Biotech GmbH HAA3070 GOLD 50mg $891 2021-12-16 Buy
Sigma-Aldrich GF47306909 Gold mesh, nominal aperture 0.25?mm, size 50 × 50?mm, wire diameter 0.06 mm 2EA $1790 2023-01-07 Buy
Sigma-Aldrich GF47306909 Gold mesh, nominal aperture 0.25?mm, size 50 × 50?mm, wire diameter 0.06 mm 1EA $1450 2026-04-30 Buy
Sigma-Aldrich GF47508778 Gold foil, thickness 0.007?mm, size 150 × 150?mm, purity 99.9% 1EA $6320 2026-04-30 Buy
Sigma-Aldrich GF49538469 Gold insulated wire, 2m, conductor diameter 0.05mm, insulation thickness 0.007mm, polyester insulation, 99.99% 1EA $1050 2026-04-30 Buy
Sigma-Aldrich GF52506783 Gold mesh, nominal aperture 0.04?mm, size 25 × 25?mm, thickness 0.006?mm 2EA $1020 2023-01-07 Buy
Sigma-Aldrich GF55250108 Gold
insulated wire, 0.5m, conductor diameter 0.025mm, insulation thickness 0.002mm, PTFE (polytetrafluoroethylene) insulation, 99.99%
1ea $889 2023-06-20 Buy
Sigma-Aldrich GF56415865 Gold wire, 1.0?mm diameter, length 0.1 m, purity 99.95% 1EA $1130 2026-04-30 Buy
Sigma-Aldrich GF58490545 Gold foil, thickness 0.025?mm, size 25 × 25?mm, purity 99.95% 5EA $2800 2026-04-30 Buy
Sigma-Aldrich GF58517286 Gold wire, 1.0?mm diameter, length 0.2 m, high purity 99.99+% 1EA $1850 2026-04-30 Buy

Properties

Melting point :1063 °C (lit.)
Boiling point :2808 °C (lit.)
Density :19.3 g/mL at 25 °C (lit.)
refractive index :n20/589.3 1.523
Flash point :4 °C
storage temp. :2-8°C
solubility :H2O: soluble
form :wire
color :purple
Specific Gravity :19.3
PH :6-8
PH Range :6 - 8
Resistivity :2.05 μΩ-cm, 0°C
Water Solubility :Soluble in hot sulfuric acid and aqua regia. Insoluble in water and acid.
Electrical Conductivity :4.5× 107S/m
Thermal Conductivity :320 W/(m·K)
Specific Heat Capacity :Cp(crystal): 0.13 J/(g·K); Cp(gas): 0.11 J/(g·K), at 25℃
λmax :980 nm
Sensitive :Light Sensitive
Merck :13,4529
Exposure limits :NIOSH: IDLH 25 mg/m3
Stability :Stable. May react with halogens, strong oxidizing agents, ammonia, hydrogen peroxide. Reaction with ammonia or hydrogen peroxide may form explosive materials.
Cosmetics Ingredients Functions :COLORANT
SKIN CONDITIONING - MISCELLANEOUS
SLIP MODIFIER
SURFACE MODIFIER
ANTIMICROBIAL InChI :1S/Au
InChIKey :PCHJSUWPFVWCPO-UHFFFAOYSA-N
SMILES :[Au]
Hardness, Vickers :25
Poissons Ratio :0.42
Modulus of Elasticity :77.2 GPa, 60% Cold Worked
Shear Modulus :27.2 GPa, 60% Cold Worked; Calculated Value
CAS DataBase Reference :7440-57-5(CAS DataBase Reference)
EPA Substance Registry System :Gold (7440-57-5)
Absorption :1 at 523nm

Safety Information

Symbol(GHS): Flame Over Circle (GHS03)Exclamation Mark (GHS07)Health Hazard (GHS08)
Signal word: Warning
Hazard statements:
Code Hazard statements Hazard class Category Signal word Pictogram P-Codes
H412 Harmful to aquatic life with long lasting effects Hazardous to the aquatic environment, long-term hazard Category 3 P273, P501
Precautionary statements:
P273 Avoid release to the environment.
P501 Dispose of contents/container to..…

Description

Suitable for adsorption of thiolated ligands such as oligonucleotides and polyethylene glycols. Also, due to the increased stability, these gold nanoparticles are ideal for use in physical and optical applications.

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