Copper suppliers

Properties

Melting point:：

1083.4 °C (lit.)

Boiling point:：

2567 °C (lit.)

Density ：

8.94 g/mL at 25 °C (lit.)

bulk density：

3.32g/cm3

vapor pressure ：

0Pa at 20℃

Flash point:：

-23 °C

storage temp. ：

2-8°C

solubility ：

slightly soluble in dilute acid solutions

form ：

wire

pka：

7.4

Specific Gravity：

8.92

color ：

Rust-brownish

PH：

3.2 (20°C in H2O)

Flame Color：

Copper(I): Blue-green; Copper(II): Green (non-halide) to blue-green (halide)

Resistivity：

1.673 μΩ-cm, 20°C

Water Solubility ：

insoluble

Electrical Conductivity：

5.9× 10⁷S/m

Thermal Conductivity：

400 W/(m·K)

Specific Heat Capacity：

Cp(crystal): 0.38 J/(g·K); Cp(gas): 0.33 J/(g·K), at 25℃

Sensitive ：

air sensitive

Merck ：

13,2545

Exposure limits：

ACGIH:TLV-TWA 1 mg/m3 — Dusts and Mists,as Cu
OSHA:PEL-TWA 1 mg/m3 (dusts & mists)
NIOSH:REL-TWA 1 mg/m3 (except fume)

Stability:：

Stable. Incompatible with strong acids, active halogen compounds, chlorine, fluorine, iodine, bromine, ammonia. May react explosively with strong oxidizing agents.

Cosmetics Ingredients Functions：

BULKING
COLORANT
SKIN CONDITIONING - HUMECTANT
ASTRINGENT
ANTIMICROBIAL
HAIR CONDITIONING
SKIN PROTECTING

InChI：

1S/Cu

InChIKey：

RYGMFSIKBFXOCR-UHFFFAOYSA-N

SMILES：

[Cu]

Bulk Modulus：

140 GPa

Hardness, Rockwell B：

37

Modulus of Elasticity：

110 GPa

Poissons Ratio：

0.364

Shear Modulus：

46.0 GPa

Hardness, Vickers：

50

Hardness, Brinell：

89, Converted from Vickers for 500 kg load/10 mm ball Brinell test.

Hardness, Rockwell A：

35, Converted from Vickers.

CAS DataBase Reference：

7440-50-8(CAS DataBase Reference)

NIST Chemistry Reference：

Copper(7440-50-8)

EPA Substance Registry System：

Copper (7440-50-8)

SecurityInformation

Symbol(GHS) ：

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

OEB：

C

OEL：

TWA: 1 mg/m3 [*Note: The REL also applies to other copper compounds (as Cu) except Copper fume.]

RIDADR ：

UN 2775

WGK Germany ：

3

RTECS ：

GL5325000

F ：

10

TSCA ：

TSCA listed

HazardClass ：

6.1

PackingGroup ：

I/II/III

HS Code ：

74081100

Storage Class：

13 - Non Combustible Solids

Hazardous Substances Data：

7440-50-8(Hazardous Substances Data)

Toxicity：

LD50 intraperitoneal in mouse: 3500ug/kg

IDLA：

100 mg Cu/m3

REACH Registrations：

Active

Limited Quantities：

1.0 Kg (2.2 lbs)

Excepted Quantities：

Max Inner Pack (30g or 30ml) and Max Outer Pack (500g or 500ml)