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Cupric chloride

CAS Number
7447-39-4
EC Number
231-210-2
Chemical Formula
Cl2Cu
Molecular Weight
134.45 g/mol

Description

Cupric chloride (CAS 7447-39-4 ), also known commercially as CuCl2, is an inorganic copper salt used across industrial chemistry as a catalyst, biocide, and metal surface treatment agent. Its reactivity with organic and inorganic substrates makes it a practical choice across multiple manufacturing sectors. In chemical synthesis and petrochemical processing, it functions as a catalyst or catalyst precursor. It is frequently utilized in chlorination reactions and oxidative coupling processes. Textile and leather manufacturers use it as a mordant to fix dyes onto fiber substrates, improving color fastness in finished goods. Water treatment operations employ it as a biocidal agent to control algae and microbial growth in industrial water systems. In mining and hydrometallurgy, it serves in copper etching and metal recovery processes. It is particularly useful in printed circuit board manufacturing where controlled copper dissolution is required. The material is supplied as an anhydrous powder or as the dihydrate form in crystalline or granular format. Standard commercial grades include technical grade and reagent grade, with anhydrous and dihydrate variants available depending on application requirements. Quality is maintained according to ACS standards. Packaging typically ranges from small laboratory quantities to bulk industrial supply in fiber drums or supersacks. This ensures safe transport and storage for various industrial and laboratory environments. Contact us for supply of Cupric chloride Request Quote

Other Names (Synonyms)

cupric dichloride | CuCl2 | copper(2+) chloride | copper dichloride | copper chloride | copper bichloride | coclor | copper(II) chloride

Key Technical Features

  • High Purity Grade standard
  • Consistent Batch Quality
  • Full Regulatory & REACH Support
  • Global Logistics Network enabled

Physical Properties

Melting Point498 °C
Boiling Point993 °C
Density3.39 g/cm³ @ Temp: 25 °C
AppearanceCopper chloride is a brownish-yellow powder.
ColorYellow-brown
Formpowder
Water Solubility620 g/L (20 ºC)
Vapor Pressure0Pa at 25℃
pH3.5 (50g/l, H2O, 20℃)

Safety & Handling

Danger
GHS05· CorrosiveGHS07· IrritantGHS09· EnvironmentGHS06· ToxicGHS08· Health Hazard

Hazard Statements

H290May be corrosive to metals
H301Toxic if swallowed
H302Harmful if swallowed
H312Harmful in contact with skin
H315Causes skin irritation
H317May cause an allergic skin reaction
H318Causes serious eye damage
H319Causes serious eye irritation
H335May cause respiratory irritation
H361Suspected of damaging fertility or the unborn child
H400Very toxic to aquatic life
H410Very toxic to aquatic life with long lasting effects
H411Toxic to aquatic life with long lasting effects H302+
H312Harmful if swallowed or in contact with skin

Precautionary Statements

P203Obtain, consult and follow expert instructions for use.
P234Keep only in original packaging.
P261Avoid breathing dust/fume/gas/mist/vapours/spray.
P264Wash … thoroughly after handling.
P270Do not eat, drink or smoke when using this product.
P271Use only outdoors or in a well-ventilated area.
P272Contaminated work clothing should not be allowed out of the workplace.
P273Avoid release to the environment.
P280Wear protective gloves/protective clothing/eye protection/face protection.
P317Get emergency medical help.
P318IF exposed or concerned, get medical advice.
P319Get medical advice/attention if you feel unwell.
P321Specific treatment (see … on this label).
P330Rinse mouth.
P390Absorb spillage to prevent material damage.
P391Collect spillage.
P405Store locked up.
P406Store in a corrosion-resistant/… container with a resistant inner liner.
P501Dispose of contents/container in accordance with local regulations.
P265Wash … thoroughly after handling.
P316Get emergency medical help immediately.
P317Get emergency medical help.
P352IF ON SKIN: Wash with plenty of water.
P340IF INHALED: Remove person to fresh air and keep comfortable for breathing.
P317Get emergency medical help.
P317Get emergency medical help.
P317If eye irritation persists: Get medical advice/attention. Get emergency medical help.
P364Take off contaminated clothing and wash it before reuse.
P233Store in a well-ventilated place. Keep container tightly closed.
P338IF IN EYES: Rinse cautiously with water for several minutes. Remove contact lenses, if present and easy to do. Continue rinsing.
P338IF IN EYES: Rinse cautiously with water for several minutes. Remove contact lenses, if present and easy to do. Continue rinsing.

Trade & Regulatory

HS Code28273990
UN Number3264
ADR Class8
Packing GroupIII
WGK (Germany)2