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ChemicalBook >> CAS DataBase List >>Copper

Copper suppliers

Copper

CAS:
7440-50-8
MF:
Cu
MW:
63.55

Properties

Melting point:
1083.4 °C (lit.)
Boiling point:
2567 °C (lit.)
bulk density
3.32g/cm3
Density 
8.94 g/mL at 25 °C (lit.)
vapor pressure 
0Pa at 20℃
Flash point:
-23 °C
storage temp. 
2-8°C
solubility 
slightly soluble in dilute acid solutions
form 
wire
Specific Gravity
8.92
color 
Rust-brownish
Flame Color
Copper(I): Blue-green; Copper(II): Green (non-halide) to blue-green (halide)
PH
3.2 (20°C in H2O)
Resistivity
1.673 μΩ-cm, 20°C
Water Solubility 
insoluble
Sensitive 
air sensitive
Merck 
13,2545
Exposure limits
TLV-TWA 1 mg(Cu)/m3 (dusts and mists) (ACGIH and MSHA); 0.2 mg/m3 (fumes) (ACGIH).
Stability:
Stable. Incompatible with strong acids, active halogen compounds, chlorine, fluorine, iodine, bromine, ammonia. May react explosively with strong oxidizing agents.
InChIKey
RYGMFSIKBFXOCR-UHFFFAOYSA-N
Shear Modulus
46.0 GPa
Poissons Ratio
0.364
Bulk Modulus
140 GPa
Modulus of Elasticity
110 GPa
Hardness, Brinell
89, Converted from Vickers for 500 kg load/10 mm ball Brinell test.
Hardness, Rockwell A
35, Converted from Vickers.
Hardness, Rockwell B
37
Hardness, Vickers
50
CAS DataBase Reference
7440-50-8(CAS DataBase Reference)
NIST Chemistry Reference
Copper(7440-50-8)
EPA Substance Registry System
Copper (7440-50-8)

Safety Information

Symbol(GHS) 
GHS hazard pictogramsGHS hazard pictograms
GHS02,GHS09
Signal word 
Danger
Hazard statements 
H228-H410
Precautionary statements 
P210-P240-P241-P273-P280-P370+P378
Hazard Codes 
F,N,Xi,Xn
Risk Statements 
17-36/38-11-52/53-67-65-62-51/53-48/20-38-53-50/53-50-68/20/21/22-20/21/22
Safety Statements 
5-26-16-61-62-36/37-60-36
RIDADR 
UN 3089 4.1/PG 2
OEB
C
OEL
TWA: 1 mg/m3 [*Note: The REL also applies to other copper compounds (as Cu) except Copper fume.]
WGK Germany 
3
RTECS 
GL5325000
10
TSCA 
Yes
HazardClass 
4.1
PackingGroup 
III
HS Code 
74081100
Hazardous Substances Data
7440-50-8(Hazardous Substances Data)
Toxicity
LD50 intraperitoneal in mouse: 3500ug/kg
IDLA
100 mg Cu/m3
Limited Quantities
1.0 Kg (2.2 lbs)
Excepted Quantities
Max Inner Pack (30g or 30ml) and Max Outer Pack (500g or 500ml)

Use

Most copper is used in electrical equipment such as wiring and motors. This is because it conducts both heat and electricity very well, and can be drawn into wires. It also has uses in construction (for example roofing and plumbing), and industrial machinery (such as heat exchangers).

397 supplier list of "Copper"

  • Product Name:Copper
  • Products Intro:Purity: 99% | Package: 1KG;50USD|1000KG
  • Company Type: Trader
  • Country/Region: CHINA
  • Main Products: Chemical raw materials,Organic raw materials,pharmaceutical intermediates,Flavors and Fragrances,OLED
Copper
  • Product Name:Copper
  • Products Intro:Purity: 99.9%
  • Company Type: Service
  • Country/Region: CHINA
  • Product Name:copper atom
  • Products Intro:Purity: 99% | Package: 25KG;5KG;1KG
  • Company Type: Trader
  • Country/Region: CHINA
  • Product Name:ultrafine copper powder
  • Products Intro:Purity: 99.9 | Package: 1ASSAYS;1USD
  • Company Type: Reagent
  • Country/Region: CHINA
  • Product Name:Copper
  • Products Intro:Purity: 85.0-99.8% | Package: 1KG
  • Company Type: Reagent
  • Country/Region: CHINA
  • Main Products: Nicotinamide riboside chloride,Curcumin,L(+)-Ascorbic acid,L-Glutamine,Stevioside Basic information
  • Product Name:Nano Copper Powder
  • Company Type: Service provider
  • Country/Region: CHINA
  • Main Products: UDDA
  • Product Name:COPPER
  • Products Intro:Purity: 99% | Package: 1kg
  • Company Type: Trader
  • Country/Region: CHINA
  • Product Name:Copper Brazing Flux
  • Products Intro:Purity: 0.99 | Package: 1kg,5kg,25kgs,200kgs;bulk
  • Company Type: Trader
  • Country/Region: CHINA
  • Main Products: Octane booster,lubricant additve,specialty chemicals,ingredients
  • Product Name:Copper
  • Products Intro:Purity: 99% contact email: Jessie@coreychem.com | Package: 1g;2.3USD
  • Company Type: Trader
  • Country/Region: CHINA
  • Main Products: Methyl 3-amino-2-fluorobenzoate
  • Product Name:Copper
  • Company Type: Reagent
  • Country/Region: CHINA
  • Main Products: Gamma-butyrolactone
You can find Copper suppliers, manufacturers, and distributors from countries such as China, United States and the India here. Browse to the tetrahydrofuran product information displayed by the supplier, as well as the supplier's contact and capability information.

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